Crt Tv Vertical Line Problem

Mar 23, 2020 - LG LCD LED TV NO DISPLAY & VERTICAL LINES BAR PROBLEM - YouTube. The image rastered on a CRT screen depends on two Sawtooth waveforms, one horizontal, and the other vertical. Dont know if it is driver issue. Ignoring these erratic and intermittent problems can lead to serious damage including failure of the EEPROM and possibly other expensive ICs. Hi everyone. Not displaying a picture and ticking noise (if there's NOT a clock in there) would tend to indicate a possible short. What could be the problem? All cable connections seem fine. flyback transformer not burned or shorted ,only shorted horizontal ic, tv have power, tv is not on, no red light, its common problem to resolve the problem. Seeing a single translucent vertical line, though it moves around to various positions on the TV. I'll post the fix when it's done. i have a china tv which came with a vertical line problem then i changed the vertical ic. Types of services we provide are: 1. If for any reason the vertical deflection would fail, for instance for a short circuitor an open circuitof the yoke,the absenceof theflybackpulse putsthe circuitin such acondition thata continuousvertical. The STANDBY/TIMER LED will blink green for a while and then stop. And then on the left of the white vertical lines the TV picture is fuzzy. CRT television is bit old as compared to LCDs and LEDs. kurg-ROPi-scanlines-3x_v2. Once created, you can display the. how to repair vertical section in CRT tv and its voltage part-1 by Arunkumar Maurya. Transform a Damaged Laptop into an ALL-IN-ONE desktop PC - Duration: 17:17. the horizontal resolution isn't as important as the vertical on crt tv's. has been moved to the document: TV and Monitor CRT (Picture Tube) Information. @acris said in Recalbox sur TV CRT en RGB:. UPIN 10 0-31 Pincushion upper ends, vertical lines LPIN 10 0-31 Pincushion lower ends, vertical lines PPHA 7 0-15 Keystone correction vertical lines HKEY 6 0-15 Keystone distortion, horizontal lines HTRP 8 0-15 Keystone correction, horizontal lines VCOM 2 0-7 Vertical Compensation VUSN 0 0,1 Shrinks Vertical Height to 16x9 Area. Your TV needs to be auto programmed again using the menu. Already changed flyback transformer chroma ic vertical ic regulator I. problem with crt lg tv. AKAI 14"CRT TV, horizontal line vertical problem, AKAI 14"CRT TV, horizontal line vertical problem, Skip navigation Sign in. Depending on what color is shown the lines become more noticeable. Machine Process. Re: [simplyfrey] 2 CRT TVs with Different Problem : 1 with horizontal line and the other has no display [In reply to] Can't Post Horizontal line, vertical output circuit bad. CRT base Problem. A poster there suggested that you folks would be more knowledgeable about the issue I'm facing. A cathode-ray tube (CRT) television displays an image by scanning a beam of electrons across the screen in a pattern of horizontal lines known as a raster. The complaint of this CRT TV was one horizontal line (about an inch thick). Clock : Yes. CRT Display Design ©2000 Display Laboratories Inc. They flash as well which is quite irritating and even more so when you move the pointer. Hi and welcome to JustAnswer, Initially, the horizontal line on a conventional/CRT type TV would indicate a failure of the vertical deflection circuitry. If you see a horizontal line, you have disconnected the vertical deflection coil. Thread starter IC New Member. when i switched on the tv, the picture is black and white. So I followed an online tutorial to make it. Turn the external device back on. and horizontal sweep are intact. How to fix black horizontal lines on hp laptop screen. How cathode ray tube work video. crt -p 8883 -t "test" --tls-version tlsv1 Appreciate all help I can get!. There is too much surge produced during turn on and that impacts the CRT filament. 2 eBook is composed of 10 chapters of pure real life repair histories from the technician work bench. Other problems include turning off rapidly, screen flickering, the presence of faded pictures and capacitor leakage. possible po ba na IC ang may sira? Thank you In advance. Scanline Odd Line Clarity. Then it is almost certainly an address rail within the LCD panel which has failed. Repair:JVC CRT TV 14" Problem: deadset Action Taken:check ko PSU area,ayon daming nag loose contact,resolder ko lahat na nag loose contact,ayon na buhay na!!kaso mayrong horizontal line sa gitna,check ko vertical section,ayon may crack pala ang vertical IC,replace new vertical IC LA7840,,ayon may tao na,but lack of vertical height,,replace capacitor 100 uf/35v sa vertical section!!!!. CRT Television repair course is an E book covering all the major building blocks in CRT Television with emphasis given to real life scenario from the technician work bench and therefore provide a very good starting point for new students in electronics and also a reference book for those already in the field. I found an old CRT TV set in the garbage. Sony Trinitron KV-XA25M31 vertical 'jittering' It simply jumps up and down by about 1 scan line that while it's perfectly serviceable, it's definitely noticeable. 1 blow the walls out stereo. SANSUI ULTRA slim CRT TV Vertical Line Fault repair ## CRT Tv vertical line fault repair. Isn't up and down VERTICAL and left to right HORIZONTAL?. This cannot happen with a bad flyback, which is actually very RARE in these sets. Other times the T-Con Board itself may be […]. On CRT TVs, vertical deflection problems including retrace lines are often caused by failing electrolytics in the frame output (vertical deflection) circuit. Load more items Mod page activity. Claims: I claim: 1. J'ai réussi à faire tout ça, j'ai bien l'affichage du thème CRT sur mon écran mais j'ai maintenant un problème d'écran noir au lancement des jeux, il doit y avoir un mauvais réglage ma part. It can be reduced by adjusting the voltage level of the Chroma signal. When I brought this good functioning TV from India to UAE by shipment in 2011, problem arose in UAE, since then lying useless. Your patience is appreciated. The deflection amplifier won't be on the main board, it will be close to the stem of the CRT. The most common problem has been bad solder connections on the vertical output IC. It works terrible for TV. That averaging softens the edges of lines or may loose part of a thin line. Amazing Factory Poultry Processing Plants Machines & Production Processes Goats Milking Technology - Duration: 13:49. A small amount of the vertical deflection signal is used to modulate the width in order to overcome the difference in distance between the middle edges and corners of the scan. I see both your horizontal and vertical scans are missing. Hi this is Rajiv, I live in Bangalore, India, I liked your brand and made up mind to buy your product which is a TV model Sony Bravia W800C on date 25-06-2015, I believed in the brand Sony and without doing much research on the product I straight away purchased the TV and it's just. Display no Light Problem Crt LG TV Fault Repair/lg tv repair /tv no light problem crt tv vertical line problem /LG tv fault repair /tv vertical line problem. Vertical deflection moves the beam down, and the horizontal sweep repeats. Unreal Engine - Animated CRT TV - VCR (VHS) Effects, $20. A horizontal line and any picture at all means that there is high voltage and there is horizontal sweep. I was thinking of getting a new one and was vacuuming the back of the TV (wall mount) and in the process the vacuum attachment tapped the back right corner with the inputs and the lines went away. Mar 12, 2018 · Press and hold the D key while pressing the power button. - Raster or TV scan. OT: vertical collapse on CRT TV They have a Panasonic CRT TV, on which the vertical has collapsed: just a bright line across the middle. 5kHz horizontal refresh at a 25 to 30Hz vertical refresh rate, most computer monitors are capable of drawing a screen at over 60kHz horizontal refresh at an. The sound works fine, this tv was working fine yesterday. any solution? thanks in advance. In a 17” CRT monitor that I am working now, only the red color is not even distributed, as the photo attached. Palit nko vertical ic ayaw parin. AKAI 14"CRT TV, horizontal line vertical problem, AKAI 14"CRT TV, horizontal line vertical problem, Skip navigation Sign in. Yung Tv namin walang sound na lumalabas. It has problems to count hours incrementally but seconds and minutes are all right. ) Color problems when turning a CRT TV set into an oscilloscope. One possibility is a drive problem. A horizontal line and any picture at all means that there is high voltage and there is horizontal sweep. for a couple of minutes,the picture turned to color but after 15 minutes, it turned to black and white again. Size Model Chassis Symptom Problem Description Fix; 27: DS27425 : Audio: no audio: C010, C011: 27: DS27530 : Video: rolling lines in the picture: IC451(LA7838), C452. Audio is as usual very good. From: "David Lessard" To: Date: Fri, 6 Feb 2004 19:56:24 -0500; Yup, short between base and emitter, what's the replacement for this? An ECG399? Thanks a bunch Eric. In addition to that, there were gaps between the pixels too that were visible when the pixels were dim but they almost disappeared when they were bright (again because of that. Pin 4 of IC 901 seems to be ramping between 10-15 volts. Safety The high-voltage circuitry inside a monitor can pose a serious health haz-ard. 4,369 views; 2 weeks ago; Vertical Long Hite Problem Solve in Crt TV | How to Repair TV Vertical Hite Problem |Tv Repair - Duration: 5 minutes,. These panels do generate heat delaminating the flex circuit from the back of the LCD Panel some times component legs lifted. Sound is fine. How to fix black horizontal lines on hp laptop screen. Amazing Factory Poultry Processing Plants Machines & Production Processes Goats Milking Technology - Duration: 13:49. Sounds like science-fiction, but that was the way we played games back in the era of 15kHz consoles. 93 MB Type PDF Document Service Manual Brand Sony Device TV File kv-xf29m50. AKAI 14"CRT TV, horizontal line vertical problem, AKAI 14"CRT TV, horizontal line vertical problem, Skip navigation Sign in. If you want a huge 4:3 screen the 36XS955 is the same as the XBR960, but in 4:3 instead of 16:9. ****-----*****-----*****"-----***** #repairinghub #tvrepair #ledtvrepair #. The messed up sync resulting from swtiching channels,or changing input connections might be resulting in an excessively long scan time for just one scan line. Tag: vertical line problem in crt tv. 005 Hz Active 648 lines Front Porch 41 lines Sync Width 5 lines. The ICs may have lost contacts with solder joints because of the. Check out the video for yourself. Switching on the tv I discover that as the tv is about to raster the ic trip off. The image rastered on a CRT screen depends on two Sawtooth waveforms, one horizontal, and the other vertical. 50 inch Samsung "smart" tv. In a perfect yoke, the beam at screen center is at the magnetic center of both windings. It has been used extensively. In the left upper half of the circle is a thin black vertical line. Sounds like either vertical oscillator or vertical output amp has a thermal problem. i tried to switch it on the problem got solved. The B+ lead from the vertical output transformer goes through three pots before being connected to the +400v line. UPIN 10 0-31 Pincushion upper ends, vertical lines LPIN 10 0-31 Pincushion lower ends, vertical lines PPHA 7 0-15 Keystone correction vertical lines HKEY 6 0-15 Keystone distortion, horizontal lines HTRP 8 0-15 Keystone correction, horizontal lines VCOM 2 0-7 Vertical Compensation VUSN 0 0,1 Shrinks Vertical Height to 16x9 Area. Dear Electronic Repairer, CRT Television repair course is an E book covering all the major building blocks in CRT Television with emphasis given to real life scenario from the technician work bench and therefore provide a very good starting point for new students in electronics and also a. Vertical Deflection Output Circuit Vertical Deflection Output Circuit, The KA2142C is a monolithic linear IC designed for color TV and monitor vertical deflection output, pdf file Vertical power booster TDA4863AJ TDA4861 vertical booster for use in vertical deflection systems for frame frequencies up to 200 Hz, pdf file. So, if I were to play a game with 240 lines such as Captain America and the Avengers, I would lose 1 line at the top of the display and 1 line at the bottom. ELECTRONICS INDIA 2,508 views. When the set shuts down, the STANDBY/TIMER LED will blink red a few times, pause, blink a few times, and so on. ) and connection to see if they are properly connected. I found an old CRT TV set in the garbage. » Learn More. Replace U3101 micro. LG 15 inch CRT TV, sound ok, all voltage ok, but, no picture ,problem repair, AKAI 14"CRT TV, horizontal line vertical problem Televista 14 inch local CRT TV , vertical problem, - Duration. the Line Tool to draw a grid of white lines; hold down the shift key to snap the lines to the standard vertical and horizontal grid. A TO Z Repairing 6,135 views. this is half the resolution of even the old old 800x600 crt monitors we used to have. It has a cable that runs from it to the main board and a cable that runs to the LCD panel (screen) these boards can range in price from 50 dollars for salvaged ones to 200 for new OEM boards, I have searched several parts houses already and so far have come up empty for this model. (THE MEANING IF RED. (This post was edited by Slobodan on May 1, 2018, 4:31 PM). I would check around the output IC first for bad connections or bad chip. That there is no sound also would further point to a possible fault in the B+ supply fro the audio amp. When I turn it on, sometimes it will turn black with a white line running from left to right in the middle of the screen. It does appear that a lot of vintage small transistor TV's. What is causing this kind of a problem? It can be bad crt driver/video pre amp ic, dry joints in crt, missing/low supply voltage to the ICs. If you inspect the PC board around the vertical ic, you can sometimes see the bad connections. com Testing Electronics Components How to use Digital Multi Meter. ELECTRONICS INDIA 2,541 views. J'ai réussi à faire tout ça, j'ai bien l'affichage du thème CRT sur mon écran mais j'ai maintenant un problème d'écran noir au lancement des jeux, il doit y avoir un mauvais réglage ma part. On the photos there's a bowing on my pictures of skyscrapers. Line transformers use to be a major problem of this tv so I concluded it is bad and went to buy another flyback tranformer. 200v supply to tube base from flyback transformer was around 57v which is wrong and an indication of fault along that line,so i need to trace the fault from that line to detect what the fault is. Isn't up and down VERTICAL and left to right HORIZONTAL?. I ended up solving my problem by unscrewing the legs off the couch. Other reason can be defective vertical ICs. 35:1 anamorphic 720x576 you should have a 2. My TV does seem to stay at a certain vertical resolution, so there are at least (correct?) black borders at the top and the bottom e. I see both your horizontal and vertical scans are missing. Understanding The TV Horizontal Output Stage One of the biggest mysteries in television receivers and video monitors is the operation of the horizontal output stage. A wide variety of 34 in crt tv options are available to you, such as yellow / gold. The TV was fine up until about 4 months ago, or at least I never noticed it until then. 0 in order to run GroovyMAME or other emulators at 15kHz 240p. This TV has 3 inputs. Hi, so i usually recap old radios (including tube radios) and recently i decided for a change to recap old panasonic CRT TV (model tx-21md1c) that had horizontal lines on tophalf of the screen with blinking red green and blue lines in the middle of the screen So for now i replaced only the caps. Most CRT problems are really problems with the power, video adapter, cable, or hardware/software settings. It has a cable that runs from it to the main board and a cable that runs to the LCD panel (screen) these boards can range in price from 50 dollars for salvaged ones to 200 for new OEM boards, I have searched several parts houses already and so far have come up empty for this model. BTS Wink Compilation; LG E612 format , hard reset; Martyn Phillips on Wayne Pivac's appointment | WRU TV; 5 Signs Electric Cars May Be The Future;. Press 0 button again to exit the horizontal light line status. 15 ANNA UNIVERSITY CHENNAI : : CHENNAI – 600 025 AFFILIATED INSTITUTIONS B. personally speaking. The STANDBY/TIMER LED will blink green for a while and then stop. This will go on for about more than half an hour then. There is two solutions for this problem. If your computer screen has vertical lines on it sometimes your monitor or graphics card may be dying. LED AND CRT TV REPAIR has 35,036 members. i dont know what the model is but it is a samsung brand here are some pictures i take. As long as you get it fixed before any active components fail (like the output IC) it is generally a $50 - $75 repair. Single vertical line in the center of screen. Model: Vertical, lines at top, top stretched and bottom. draws lines between the individual measurements, and also reduces the horizontal resolution to 320 pixels which I hoped would be displayable on the monitor. If the line appears from the moment you power on, its probably a defective monitor or display adapter, however if it occurs only once windows is loading / at desktop, then its likely to be a problem with the current display settings ie a software problem, in this case you can try changing the resolution/frequency settings. 1280 * 1024 pixels - resolution depends on the type of phosphor, the intensity to be displayed, focusing and deflection systems, size of video memory Horizontal scan rate - the number of scan lines per. It requires approximately 25 kilovolts for a picture to get displayed on the screen. You need to display something with sharp vertical lines at the edges and sharp horizontal lines in the center (a cross hatch is best). From: "David Lessard" To: Date: Fri, 6 Feb 2004 19:56:24 -0500; Yup, short between base and emitter, what's the replacement for this? An ECG399? Thanks a bunch Eric. Re: "Overscan" problem with CRT Emudriver and a Sony CRT « Reply #1 on: January 05, 2014, 04:52:59 pm » You simply need to adjust the horizontal size (width) of the picture using your TV. You can (and will) damage the CRT screen if it is left like that, as all the energy needed for the entire screen is concentrated into the thin line. I'm trying to repair a LG CRT TV witch turns off (standby mode) withing few seconds after starting. Yeah, I'd laugh if I could!. Unplugged and replugged with no change. Works best with 720p display mode and with emulators with vertical resolution 240 or less. Screen Scale (Horizontal) Screen Scale (Vertical) Signal Quality. Sony Trinitron KV-XA25M31 vertical 'jittering' It simply jumps up and down by about 1 scan line that while it's perfectly serviceable, it's definitely noticeable. Clock : Yes. I've never owned a large CRT before. If you are describing a thin vertical line of a single colour (or white) with all the rest of the display operational. B) Retrace lines on the CRT Television screen refers to horizontal lines which covers the whole screen from top to bottom but they are never straight (sloping). (THE MEANING IF RED. Symptoms of Some Most Common Display Problems of CRT TV and CRT Monitors These are the common display or deflection problem that you can encounter when troubleshooting a CRT TV and Monitors. i have a problem with CRT TV hitachi model: C20-P602 EXR. Problem: SHUTS DOWN, OR WONT START AND RED LITE BLINKS. aiwa model no –tv 201 fault -width problem width i aiwa model no –tv 201 fault -vertical line , sound aiwa model no –tv 201 fault -power supply output v aiwa model no –tv 201 fault-no eht power supply ou aiwa model no –tv 201 fault-no eht power supply ok; aiwa model no –tv 201 fault-ic 801 str58041a over. TV horizontal line fault repair. The worst ones probably were the large sized older monochrome crt's with high EHT's where there was little done to reduce Xray emissions from the actual tube. Basically VHS can only resolve about 43% of the capability of the 576 lines and S-VHS about 69%. A TO Z Repairing 6,135 views. The monitor I used is a BenQ BL702A. The flyback transformer is most certainly NOT the problem. ****-----*****-----*****"-----***** Hi Friends,. An aperture grille CRT uses a similar concept, but instead of mask with holes in it and triads of dots, it has a series of parallel vertical wires and vertical phosphor stripes serving the same function. When you encountering a problem like this, you have to check the horizontal section. Although liquid crystal displays boast perfect image geometry and should be perfectly sharp, in reality they still have various shortcomings. Low neg vert line. CRT Tv Vertical Line Repair ! How To Repair CRT Tv At Home Sony TV Service and Repair Manuals The Sony TV Repair Manual Link above will show all TV model numbers including: 32FS170 - KD - 32″ CRT TV 32W705B 36XBR800 - 36″ CRT TV 42XS955 43WD752KDL-32WD756 / 32WD752 43WD753 43WD756 43X8300C 49WD755 49WD757 49X8005C 49X8300C 49X850B. In This Blog we are going to discuss about some common problems that we faced in CRT TV. You can (and will) damage the CRT screen if it is left like that, as all the energy needed for the entire screen is concentrated into the thin line. You can inherit from the CRT Vertical Resolution or use custom vertical resolution for noise which is different from CRT Vertical Resolution. I had this Dell laptop and replacing the LCD ribbon cable solved the problem. 1 ms wide and occur- ing every 32 ms. محفوظ پرواز کے لیے ہوائی جہازوں کا چیک. On most games (unless they have a black border at top and bottom) I am getting some horizontal lines coming down about 1/4 the way from the top of the screen. lg lcd led tv no display & vertical lines bar problem 8K,4K,2K, LED TV, OLED TV, QLED TV PANEL AND MAIN BOARD REPAIRING COURSE ONLINE ONLY FOR INTERNATIONAL TECHNICIAN CONTACT ONLY FOR WHATSAPP : +919617914077 #. You can see the line in the following photo:. A call to my local (and unusually helpful) TV repairer suggested either a crook display or a faulty connection or dry joint or fault pcb. 15 inch Samsung CRT TV, main IC vertical section problem, and service mode setting, - Duration: 21:01. That averaging softens the edges of lines or may loose part of a thin line. second picture you can see the white connector where the horizontal coil is connected. ELECTRONICS INDIA 2,508 views. Old tv's effectively run in 640x480i more or less no matter what. 3 The causes and cures to 'vertical fold-over' in a TV set; 4. LG 15 inch CRT TV, sound ok, all voltage ok, but, no picture ,problem repair, AKAI 14"CRT TV, horizontal line vertical problem Televista 14 inch local CRT TV , vertical problem, - Duration. 1280 * 1024 pixels - resolution depends on the type of phosphor, the intensity to be displayed, focusing and deflection systems, size of video memory Horizontal scan rate - the number of scan lines per. I connected the ribbon connector firmly and the lines disappeared but once I reassembled they appeared again. Be sure to UNPLUG the tv before fooling around with it. To determine whether this is a software problem or a hardware issue, please follow the steps below: 1 Check whether the lines on the screen are moving or permanent. Thus, the CRT has 1,280 triads across and 1,024 triads down, for a total of 1,310,720 pixels. T Before you even open it up, buy a CRT discharge wand, a set of CRT plastic adjustment rods, safety goggles, electricians gloves, and have a second person with you. sinha February 4, 2019 at 2:45 am. Line Paring (vertical circuit) Sony KP53XBR45 (RA1 chassis) Symptom: Once looked at closely it was determined there was no video problem. Unplugged and replugged with no change. CRT Display Design ©2000 Display Laboratories Inc. Vertical is usually just one IC, it'll have a heat sink tab or be attached to a heat sync, TDAs used to be common. I did some research and found a couple of forums where others were having. I don't have extensive technical knowledge, so my apologies up front. Fine line across screen 'could' indicate a vertical deflection failure (IC8). The pins on the chip break away from the solder joint causing a high impedence (open circuit) connection. flat panel footprint and tons better picture quality. CRT TV - YouTube. Tinry ko na din po ng ibang speaker sira pa din. black line running half way down the TV 3" from the the right side. mosquitto_pub -h 127. The probable cause of this problem can be a faulty yoke with a defective or burned coil inside it. There are 30+ lines in the middle of the screen and a few around the left/right edges. In other words, we have to make a circuit which gives a rectangular, going-down voltage triggered by negative edge of frame sawtooth. This document contains a collection of information relating to CRT (picture tube) construction, characteristics, problems, maintenance, troubleshooting, and repair. Vertical deflection has two part one is tda8139 and other one is stv9379. Somtimes this ballon appears with such a message like "Display driver has stopped working and has been recovered". As above, I agree that you have lost the vertical deflection amplifier. There is also the quality of the tube; how quickly the phosphors can react to the guns, the quality of the mask, etc. An aperture grille CRT uses a similar concept, but instead of mask with holes in it and triads of dots, it has a series of parallel vertical wires and vertical phosphor stripes serving the same function. Display Troubleshooting. Ignoring these erratic and intermittent problems can lead to serious damage including failure of the EEPROM and possibly other expensive ICs. Usually Lines which covers parts of the screen are mostly caused by a fault on the vertical circuit particularly Capacitors ESR gone high. When moved to the 'service' position, it kills vertical deflection and video to the CRT. This is a common issue with many TVs. TDA4863AJ Boost Controller for CRT TV Vertical scan Output: Install Bay - Mini Line Output Converter 2 Channel - Retail Pack (IBR69), Display Products. The following is just a brief introduction with instructions on degaussing. If the CRT TV goes back into production soon or 10 years from now with a retro or regular style, I am willing to pay $1,000 or more for a new 19" retro or regular style new CRT TV when it goes back into production. The TV is about 8 years old. Sansui CRT Television 29PFT01/BF. In a CRT, the scan rate is controlled by the vertical blanking signal generated by the video controller, ordering the monitor to position the beam at the upper left corner of the raster, ready to paint another frame. Vertical Deflection Output Circuit Vertical Deflection Output Circuit, The KA2142C is a monolithic linear IC designed for color TV and monitor vertical deflection output, pdf file Vertical power booster TDA4863AJ TDA4861 vertical booster for use in vertical deflection systems for frame frequencies up to 200 Hz, pdf file. Find helpful customer reviews and review ratings for Sony KD-30XS955 30-Inch FD Trinitron WEGA CRT HDTV at Amazon. The TV reports the settings on info but the picture is the same. Hi, I have a new Philips Brilliance 109P, which is a 19" flat CRT. This is how i repaired SAMSUNG CRT TV 21. SANSUI ULTRA slim CRT TV Vertical Line Fault repair ## CRT Tv vertical line fault repair. Vertical Resolution / Quantization The noise vertical quantization. CRT Basics Note: Most of the information on TV and monitor CRT construction, operation, interference and other problems. I would say that 95%of vertical line failures were line driver failures on the back side of the LCD panel. 200V is preset at this board. So I followed an online tutorial to make it. In addition to the physical characteristics of a cathode ray tube itself, there is an orthogonal set of visual artifacts that follow from quirks of the analog NTSC signal encoding, and in the case of the NES, certain technical compromises in the design of the picture processing unit (PPU) that result in "ragged" vertical lines and chroma/luma interference; see [1] for documentation and example. Three stout bolts support the CRT's weight in the front. CRT TV horzontal line problem? I have a CRT TV, there is a slim horizontal line of pixels through the middle of the screen that work, all the rest of the picture stopped working. White vertical band in center of CRT. "joins the dots" i. CRT TV No vertical deflection after changing vertical ic and capacitors around it. ****-----*****-----*****"-----***** #repairinghub #tvrepair #ledtvrepair #. * 5 times, Diagnosis: White balance failure (Not balanced) Possible causes: Video out (IC7101, 7201, 7301) is faulty (CR, CG, CB board), CRT drive (IC309) is faulty (A board), G2 is improperly adjusted. \$\begingroup\$ Thanks a lot for all the replies, I had already replaced V512 and the set started, but now there's a new symptom: IT ONLY DISPLAYS A VERTICAL LINE IN THE MIDDLE OF THE SCREEN. All television circuitry and screens are different, meaning that the outer 10-20% of a television image is frequently lost; this is referred to as "overscanning. The set is a 29"CRT TV, model 29PT5683/69 its about 7 years old. when i switched on the tv, the picture is black and white. Then again who knows,maybe wait for the schematics. This TV is a 100HZ, so I have a scanlines problem with vertical resolutions (224 for example) So I created several “scanline” files that I send with retroarch overlays to do tests. Bonjour si tu es sous windows il faut installer winscp , notepad++ et putty voir le wiki. It is very common and is the result of some capacitors in the vertical circuit deteriorating with age. (This post was edited by Slobodan on May 1, 2018, 4:31 PM). B) Retrace lines on the CRT Television screen refers to horizontal lines which covers the whole screen from top to bottom but they are never straight (sloping). working with small vertical size i want the remote factory. i have done to replace vertical ic, change the false capacitor and check all the defect component. Use the plastic straw so you only hit one component at a time. ) and connection to see if they are properly connected. 200V is preset at this board. I simply cannot rotate such a massive beast of a 28" Trinitron TV, that wouldn't work. The sound works fine, this tv was working fine yesterday. for a couple of minutes,the picture turned to color but after 15 minutes, it turned to black and white again. First, I had already screwed the main support to the cabinet, so I did not want to take it out. Other times the T-Con Board itself may be […]. 200kHz, but if you wanted to try anyway to see if your tv can cope, you could use the arcade_15ex preset instead, which may try to send a signal as high as 16. Repair:JVC CRT TV 14" Problem: deadset Action Taken:check ko PSU area,ayon daming nag loose contact,resolder ko lahat na nag loose contact,ayon na buhay na!!kaso mayrong horizontal line sa gitna,check ko vertical section,ayon may crack pala ang vertical IC,replace new vertical IC LA7840,,ayon may tao na,but lack of vertical height,,replace capacitor 100 uf/35v sa vertical section!!!!. black line running half way down the TV 3" from the the right side. Newer sets are highly integrated and when you have problems, they often are inside chips and can't be troubleshot as in the old days. If you have degaussed the CRT tube and the problem still persist this means the CRT TV tube have problem and need replacement. F, Georges, E. kurg-ROPi-scanlines-3x_v2. An unanticipated problem was encountered, check back soon and try again. How To: Make a CRT TV Into an Oscilloscope: This is the simplest possible way to make a CRT (cathode ray tube) TV into an oscilloscope, it can be done in about half an hour. 61342 Phone: 815-539-3210 Fax: 815-539-7521 >From: "Tech Repair CD support" >Reply-To: [email protected] >To: >Subject: [TechAssist] Re: Hitachi TV Mod#32UX59B Chassis#M9LXU Vertical line thru middle of CRT >Date: Tue, 30 Apr 2002 22:58:53 -0400. I created a picture of 224x224 a line of 2 in black => scanlines visible but far too thick I created an image of 448x448 a line of 2 in black. i have a old sony trinitron k21t3d tv. 0 Hz Scan Period: 60. I tried to take a screen shot and a Quicktime screen grab but it doesn't show up on those. Otherwise, you will get a bright dot in the center of the screen, or a vertical line that corresponds to the signal on the vertical input terminals. i have sansui tv model no sv -2106 problem is h. I was thinking of getting a new one and was vacuuming the back of the TV (wall mount) and in the process the vacuum attachment tapped the back right corner with the inputs and the lines went away. Problem: SHUTS DOWN, OR WONT START AND RED LITE BLINKS. {Vertical retrace lines and picture fold over at the top of the screen. In this video, i will explain about crt tv vertical line problem 3 big Factors in common tv sets like lg and samsung tv. Seems as if the vertical scan or oscillator has stopped working ?? Check the pins on the connector cable. kurg-ROPi-scanlines-3x_v2. LG UltraSlim CRT Tv Vertical output solutions. WORKING WITH SMALL VERTICAL SIZE I WANT THE REMOTE FACTORY. Search for: Recent Posts. An unanticipated problem was encountered, check back soon and try again. Repair FAQ but has been moved here due to its being of general interest. The cathode of this color is short-circuited with the filament. On the photos there's a bowing on my pictures of skyscrapers. 4,369 views; 2 weeks ago; Vertical Long Hite Problem Solve in Crt TV | How to Repair TV Vertical Hite Problem |Tv Repair - Duration: 5 minutes,. Amazing Factory Poultry Processing Plants Machines & Production Processes Goats Milking Technology - Duration: 13:49. Hi and welcome to JustAnswer, Initially, the horizontal line on a conventional/CRT type TV would indicate a failure of the vertical deflection circuitry. 16 m Also, the accelerating voltage Va for your CRT is written on the front of the wood housing. Transform a Damaged Laptop into an ALL-IN-ONE desktop PC - Duration: 17:17. And 1 input RCA (blue, green, red). T Before you even open it up, buy a CRT discharge wand, a set of CRT plastic adjustment rods, safety goggles, electricians gloves, and have a second person with you. On most games (unless they have a black border at top and bottom) I am getting some horizontal lines coming down about 1/4 the way from the top of the screen. Pero yung Volume umaabot na ng 50 max. Amazing Factory Poultry Processing Plants Machines & Production Processes Goats Milking Technology - Duration: 13:49. I have been getting thin vertical lines across the screen intermittently. I'm having an ongoing problem with my CRT, and I thought maybe someone would know a solution. Unless you've taken a physics course and are familiar with the right hand rule F=qVxB, desolder one of the four wires at random. This video is unavailable. Cost of repair depends on the parts used and the time required to repair. (This post was edited by Slobodan on May 1, 2018, 4:31 PM). Despite all this, picture tube. In the below, I will discuss all the 7 sections which normally we will get in the CRT TV Motherboard. ****-----*****-----*****"-----***** #repairinghub #tvrepair #ledtvrepair #. make sure that not one of them is bent. 35:1 CRT TV. An aperture grille CRT uses a similar concept, but instead of mask with holes in it and triads of dots, it has a series of parallel vertical wires and vertical phosphor stripes serving the same function. Monitor horizontal lines problem video. The TV was fine up until about 4 months ago, or at least I never noticed it until then. One fix may be to just change your project settings to 4:3 to match the aspect ratio of your source files. Installation:-Both New & old televisions are installed at your desired location. Try mo lang e reheat ang audio IC baka makuha sa reheat kung wala. But still some peoples used CRT TV. This most often happens when using photos or video that are in a 4:3 aspect ratio (similar to the shape of old analog CRT TVs) rather than a 16:9 aspect ratio (widescreen like today's modern HDTVs). Problem three was that the new mount holes for the TV in the bracket did not line up with the slots in the main support, so the TV would not attach to the main support. But a flat panel will usually imply upscaling and input lag, and sometimes also poor static contrast (LCDs), and the result will occasionally IMO be quite inferior to just accepting the interlacing on an SD CRT. I disconnected the wires that control horizontal deflection and connected in their place those that previously controlled vertical deflection, in order to have a horizontal line at a scanning frequency of 60 Hz. Hi all, My Samsung TV (model LN52A550P3) started displaying vertical lines on the right half of the screen last week. Types of services we provide are: 1. Happy to see smile at customer face after delever. Check out the video for yourself. output fault repair in crt tv. You will have to register before you can post or view most sections the forum. Hi everyone. Screen Scale (Horizontal) Screen Scale (Vertical) Signal Quality. Single Vertical Line: CAUTION: To prevent damage to the CRT phosphors, immediately turn down the brightness so the line is just barely visible. Unless you've taken a physics course and are familiar with the right hand rule F=qVxB, desolder one of the four wires at random. With the rebuilt chassis and CRT installed. The flyback transformer is most certainly NOT the problem. Unreal Engine - Animated CRT TV - VCR (VHS) Effects, $20. 6 µSec Scan Period: 18. Germany also made their TV broadcasts by the fall of 1937 using a 441-line system. Mar 12, 2018 · Press and hold the D key while pressing the power button. Or the vertical IC and the associated capacitors in the circuit can be the culprit. c etc and it still does the same thing. Also fFrance tested TV (455 line system). When you see lines on your TV screen, move on to other channels to check. Smart Lighting po szwedzku - żarówka RGB serii IKEA Tradfri z pilotem; LG Astronaut Brand TVC Ad Film - 20 Years Anniversary Story Video - Life Is Good 2017. The lines never seemed to go away after a while. As you know old games run in "240p" but old tv's don't. It contains serrations at half-line intervals so the vertical sync pulses for successive fields are timed for odd-line interlaced Following the vertical sync is a group of six scanning. All orders are custom made and most ship worldwide within 24 hours. Other reasons can be damaged audio amplifier, a low supply voltage to the amplifier or a faulty audio IC. Snes: Picture has a vertical line? If the psu was the problem the line should change its position sometimes right? i have tried both on a crt tv, a lcd tv, and on my computer(the images is. There is also the quality of the tube; how quickly the phosphors can react to the guns, the quality of the mask, etc. Thedurationofthispulse is the same of the one coming from the oscillator. mohaninstitute. The problem is when is press switch AC on i saw the horizontal line on the CRT around 5 second then transistor hor out is gone. The probable cause of this problem can be a faulty yoke with a defective or burned coil inside it. The underlying problem is probably ripple from the PSU. if i rememeber correctly old crt televisions are 480p. Problem Type: vertical deflection; Set Type: CRT; Posted by atlas tv and sound | 30 Jul 2009. SONY CRT TV KV-EX34M69 Hello folks, greetings. Sansui CRT Television 29PFT01/BF. CRT TV Motherboard All Section. When press the power button, the red light lits and blinks with the power relay on the power section switching on and off for more than half an hour. 5kHz horizontal refresh at a 25 to 30Hz vertical refresh rate, most computer monitors are capable of drawing a screen at over 60kHz horizontal refresh at an. Attempts to adjust for this problem induces other distortions in image quality. But many problems often relate to the picture quality, picture color and clarity and sound quality of these CRTs. Fine line across screen 'could' indicate a vertical deflection failure (IC8). The thing is late soviet model, at least 25 years old but still in working condition (although for lack of analog transmissions in my country now showing only static). So in broadcast video it's standard to use 720 pixels per line, even though the pixels are not square (not the same distance horizontally as vertically). Are there any internal adjustments on a CRT monitor to correct vertical hold problems? I have an HP monitor about 4-5 years old that is normally fine, however occasionally it will lose vertical hold. If vertical resolution of image is less than 240, image is not fullscreen. This TV has full horizontal deflection and video that means the high voltage (including the flyback) and horizontal sweep are intact. The line is connected to a center tap on a 100 ohm pot, and that connection is bad. but if i turn up the brightness the problem still haunting me. Mr-Munna Electronics tricks ! 28,544 views. When I adjust the positioning of the screen, the lines. ) displays are the only ones with pixels. Vertical Lines I have a dell xps m1330 for over a year now and the warranty is up. crt tv as monitor: yes they can be used as a monitor, however, it will look like ***. I selected a Samsung, watched it for a while, displayed a teletext to see geometry problems, and everything was okay. Try mo lang e reheat ang audio IC baka makuha sa reheat kung wala. (don't give me a "well actually the NTSC Standard is about signal bandwidth and some tv's have different line systems ETC) The above statement is accurate ENOUGH give or take a couple lines. Its called velocity modulation. Single Vertical Line. Good day sir. Sony has a "white paper" that claims that microdisplay technology offers an even longer life than old cathode ray tube (CRT) technology. Many technicians have the difficulty to identify the vertical output ic, due to this they can't troubleshoot this kind ofproblem. Repair FAQ but has been moved here due to its being of general interest. It's been running just over 24 hours, and in that time has developed a series of vertical streaks made up of fine lines. J'ai réussi à faire tout ça, j'ai bien l'affichage du thème CRT sur mon écran mais j'ai maintenant un problème d'écran noir au lancement des jeux, il doit y avoir un mauvais réglage ma part. If 180v+ is good with 22uf 250v and screen shows green Retrace lines than you need to do. Machine Process. @newplymouth "a vertical black line" a single pixel wide and running all the way from top to bottom can be caused a bad PDP panel (Driver IC) NG or errors on the D board, or more common C board. The basic concept of this stage has not changed for many years, but scan derived supplies and startup and shutdown circuits have made the horizontal output. A blueprint of the building shows that the nearest power line is as shown below. When horizontal or vertical lines appear on the TV screen, identify the root cause by testing the TV picture, checking cable connections, and verifying external devices are working properly. I disconnected the wires that control horizontal deflection and connected in their place those that previously controlled vertical deflection, in order to have a horizontal line at a scanning frequency of 60 Hz. Analog TV 7 vertical retrace scan lines. This is what a TV with no Vertical looks like It seems contradictory, but the lack of vertical deflection creates a horizontal line on the screen: This occurs when heat builds up on the Vertical IC and causes the metal to expand and contract. flat panel footprint and tons better picture quality. flyback transformer not burned or shorted ,only shorted horizontal ic, tv have power, tv is not on, no red light, its common problem to resolve the problem. Again, look at Bob's videos, they have good information. 0 µSec Active Video: 17. CRT Basics Note: Most of the information on TV and monitor CRT construction, operation, interference and other problems. Snes: Picture has a vertical line? If the psu was the problem the line should change its position sometimes right? i have tried both on a crt tv, a lcd tv, and on my computer(the images is. Why Horizontal Output Transistor In CRT Monitor Get Shorted? i have a china tv which came with a vertical line problem then i changed the vertical ic. 50 KHz Scan Frequency: 53. Mar 23, 2020 - LG LCD LED TV NO DISPLAY & VERTICAL LINES BAR PROBLEM - YouTube. Same horizontal line on all inputs. CRT TV Motherboard All Section. A CRT normally has 576 visible scan lines (625 lines in total). i have a problem with CRT TV hitachi model: C20-P602 EXR. Symptoms of Some Most Common Display Problems of CRT TV and CRT Monitors These are the common display or deflection problem that you can encounter when troubleshooting a CRT TV and Monitors. Size Model Chassis Symptom Problem Description Fix; 27: DS27425 : Audio: no audio: C010, C011: 27: DS27530 : Video: rolling lines in the picture: IC451(LA7838), C452. Related to "Basic CRT TV Parts And Sections in the Board" How to Repair LCD Monitor: Takes Time To turn On LCD Monitor Blinking For A Minutes Before It Total Getting Bias Current of an Output Transistor of an Repairing A34JXV70X NEC TV With Picture Problem. hello, i have a problem with my crt tv. Whatever you do, do NOT leave it showing the vertical line, power it off. - Duration: 9:00. Test your LCD monitor, CRT monitor or flat screen TV with this online tool. The other will mostly affect the width of vertical lines and has the most effect at the left and right edges of the screen. Whether you want something that can handle the older technology that you know and love, or just a TV that you can afford to replace, you can find a huge range of televisions, including Panasonic, Sony, LG, and Samsung CRT TVs, amid the vast inventory on eBay. Vertical Deflection Output Circuit Vertical Deflection Output Circuit, The KA2142C is a monolithic linear IC designed for color TV and monitor vertical deflection output, pdf file Vertical power booster TDA4863AJ TDA4861 vertical booster for use in vertical deflection systems for frame frequencies up to 200 Hz, pdf file. LG 15 inch CRT TV, sound ok, all voltage ok, but, no picture ,problem repair, AKAI 14"CRT TV, horizontal line vertical problem Televista 14 inch local CRT TV , vertical problem, - Duration. " Broadcasters know this, and shoot their programs expecting to lose the information on the outer boundaries of the screen. Usually lines which covers parts of the screen are two types: 1)- Lines usually cover part of the screen but not whole screen. Then it is almost certainly an address rail within the LCD panel which has failed. i have a problem with CRT TV hitachi model: C20-P602 EXR. ) is either a failed row driver or a broken row electrode; it may extend just halfway across, if the panel in question is designed to use double-ended row drive. Seems as if the vertical scan or oscillator has stopped working ?? Check the pins on the connector cable. Still has the problem with 720p display, All sony HD CRT tv wont display 720p, it will always upconvert to 1080i which the Xbox One dont support. Despite all this, picture tube. Most CRT problems are really problems with the power, video adapter, cable, or hardware/software settings. Due to the vertical sync pulse 50 of these lines don’t get displayed leaving 575 visible scan lines on the CRT screen to display the image. You could usually see if the flex circuit on the back side of the LCD had come loose. On turn on of the EV 700 Monitor only a horizontal line is seen across the screen. It requires approximately 25 kilovolts for a picture to get displayed on the screen. This problem shows up as crowding of the scanning lines toward the bottom of the raster. Restoring an old TV set requires replacing many parts. However the sound is fine. Mute, increase, decrease volume all works fine. B) Retrace lines on the CRT Television screen refers to horizontal lines which covers the whole screen from top to bottom but they are never straight (sloping). If the CRT TV goes back into production soon or 10 years from now with a retro or regular style, I am willing to pay $1,000 or more for a new 19" retro or regular style new CRT TV when it goes back into production. This unit is in what is called the "demo" mode. If the line appears from the moment you power on, its probably a defective monitor or display adapter, however if it occurs only once windows is loading / at desktop, then its likely to be a problem with the current display settings ie a software problem, in this case you can try changing the resolution/frequency settings. Parental Control: Yes. The probable cause of this problem can be a faulty yoke with a defective or burned coil inside it. A "TU" is a "terminal unit", a device that was popularly used by RTTY ( radio-teletype ) enthusiasts before the soundcard digital modes became well-known and popular. Problem: Solution: SMS1935S: Red picture: Resolder R5514 on CRT bord: SL2722LK: Chanels 34,35 and 36 are snowy: Replace main module (009-01335-0N) SL2737RK: Intermittent vertical: Resolder IC2100: SL2739TR: Too bright (retrace lines). NO Picture NO sound only screen display i. On the photos there's a bowing on my pictures of skyscrapers. I found a STV9302A vertical deflection amplifier and I have probed the input signal. A single horizontal line on a flat screen (LCD, OLED, etc. vertical deflection stage or backwards from there to the power supply and then on to the audio amp. Complaint - Vertical Lines on TV Sony Bravia KDL-43W800C. Bonjour si tu es sous windows il faut installer winscp , notepad++ et putty voir le wiki. I've found maybe 10% of the problems that you describe being connector or seating related. Reducing the vertical lines problem can be done by inverting the sources of the artifacts (the interfering signals) and blend them back into the picture by an adjustable amount. tv repair tips, television faults, video faults, tv faults. Problems with bad solder connections, mostly in and around the tuner are very common with several series of late model (e. NOTE: (when i change the vertical deflection expand to 1 inch and i can read VIDEO1,CHANNELS. There is two solutions for this problem. When moved to the 'service' position, it kills vertical deflection and video to the CRT. i dont know what the model is but it is a samsung brand here are some pictures i take. Your problem is actually a problem with the high voltage section for the vertical scan. Vertical Resolution / Quantization The noise vertical quantization. Repair FAQ but has been moved here due to its being of general interest. Then it is almost certainly an address rail within the LCD panel which has failed. The ic was shorted again. Shooting three electron beams through a vaccum at a phosphor screen at around 10⁷ m/s and deflecting them with powerful magnets while they produce a small amount of X-rays as a side product. There are some trimmers hidden below the shell of the TV to adjust the red and the blue, but they adjust these only horizontally. problem with crt lg tv. The test set up of my scope clock, deflection amps, and CRT bias board - 20150216. This document contains a collection of information relating to CRT (picture tube) construction, characteristics, problems, maintenance, troubleshooting, and repair. working with small vertical size i want the remote factory. It isn't constant, and can appear regardless of video source (Netflix, which involves no. 15 inch Samsung CRT TV, main IC vertical section problem, and service mode setting, - Duration: 21:01. This is how i repaired SAMSUNG CRT TV 21. RustyD, your symptom is a vertical output problem (and has nothing to do with the tube itself). Solid state monitors and TV sets can exhibit this symptom. @youxia the shaders I'm using add slight blur. Often the line that appears is the inverter starting to fail, if it is under warranty return it for repair. Already changed flyback transformer chroma ic vertical ic regulator I. Problem: Solution: SMS1935S: Red picture: Resolder R5514 on CRT bord: SL2722LK: Chanels 34,35 and 36 are snowy: Replace main module (009-01335-0N) SL2737RK: Intermittent vertical: Resolder IC2100: SL2739TR: Too bright (retrace lines). When I adjust the positioning of the screen, the lines. Overscan is a behaviour in certain television sets, in which part of the input picture is shown outside of the visible bounds of the screen. I disconnected the wires that control horizontal deflection and connected in their place those that previously controlled vertical deflection, in order to have a horizontal line at a scanning frequency of 60 Hz. Recommended CRT TV Repair Ebook by Humphrey Kimathi. It has been used extensively. (This post was edited by Slobodan on May 1, 2018, 4:31 PM). Size Model Chassis Symptom Problem Description Fix; 27: DS27425 : Audio: no audio: C010, C011: 27: DS27530 : Video: rolling lines in the picture: IC451(LA7838), C452. Skyworth 8M19 Chassis LED TV with TV Screen Full of Vertical Lines/Bars Problem. This was originally from the TV and monitor repair guides of the Sci. There are many "Global" adjustments that can be made to a CRT image, such as focus, pincushion, height and width. "joins the dots" i. Magnetic Field (Biot-Savert Law): You are continually having troubles with the CRT screen of your computer and wonder if it is due to magnetic fields from the power lines running in your building. Use the plastic straw so you only hit one component at a time. V-control broken on old (CRT) TV-Set? Ask Question Asked 9 years, 2 months ago. As above, I agree that you have lost the vertical deflection amplifier. vertical coil----->frequency generator. Repairs:-Our well-trained professionals are ready to do all kinds of repairs that occur with television. Most likely your current tv set is the standard analog CRT or Cathode Ray Tube. Vertical Deflection Output Circuit Vertical Deflection Output Circuit, The KA2142C is a monolithic linear IC designed for color TV and monitor vertical deflection output, pdf file Vertical power booster TDA4863AJ TDA4861 vertical booster for use in vertical deflection systems for frame frequencies up to 200 Hz, pdf file. Screen burn-in has been a long running topic of discussion when debating smartphone OLED displays. We periodically see a thin green vertical line just to the right of screen center. Your patience is appreciated. ) Color problems when turning a CRT TV set into an oscilloscope. Next is the vertical sync pulse The three-line-wide pulse tells the scanning circuits to start over again at the top of the CRT. LOW and pulsing. I turned the TV upside down and the lines disappeared. Common Samsung TV problems include failure to turn on, failure to detect signal, power up delay and failure to display pictures and sound. This material and post process filter creates adjustable, animated CRT and Video Cassette Recorder effects by over 38 parameters within Unreal Engine. 2 What would one do to fix the #6 problem? I have an old crt that does this with the stand, but once the stand is taken off it works fine; 4. The Geek squad advised me to trash the TV and get a new one…. Your problem is actually a problem with the high voltage section for the vertical scan. The visual cue is the intersection of the vertical and horizontal lines at screen center. Internet TV. The sheer size of the CRT. The problem is when is press switch AC on i saw the horizontal line on the CRT around 5 second then transistor hor out is gone. ****-----*****-----*****"-----***** Hi Friends,. This most often happens when using photos or video that are in a 4:3 aspect ratio (similar to the shape of old analog CRT TVs) rather than a 16:9 aspect ratio (widescreen like today's modern HDTVs). If the tv has problems taking sync directly off the board. Liquid crystal molecules are able to direct light. The customer said the former TV repairer told him his TV is the screen was broken and no worth to repair. Crt tv vertical line problem, china tv vertical line problem. We periodically see a thin green vertical line just to the right of screen center. To determine whether this is a software problem or a hardware issue, please follow the steps below: 1 Check whether the lines on the screen are moving or permanent. This tv has standby light is. With some sets, it is possible that the X-ray protection circuitry will blank the screen without affecting tuning or audio. So, if I were to play a game with 240 lines such as Captain America and the Avengers, I would lose 1 line at the top of the display and 1 line at the bottom. محفوظ پرواز کے لیے ہوائی جہازوں کا چیک. As you know old games run in "240p" but old tv's don't. An unanticipated problem was encountered, check back soon and try again.