Add to Cart. Submitted: 2 years ago. Archived. The power LED blinks few times and stayed red. If you look at the printed tracks you should be able to see how the circuit is connected and confirm exactly just what the configuration of those output pins are. £35.00. model 42PD7200. Repair LCD Screen Opening Cup Tool 3.8 out of 5 stars 328. £3.10 postage. You need to find out if your meter is good and working or not first, wrong data will not help troubleshooting the problem. Search in the box above to locate them on our website.--- Hitachi LE55A6R9 / LE55A6R9A Complete LED TV Repair Parts Kit (SEE NOTE) So this 55" Hitachi 1080p TV, LE55A6R9A came into my possession. CCFL backlights have a typical lifetime of 50,000 hours so by far the most common failure is the inverter. Access the General menu (Settings > General). The average lifespan of an LED at maximum or close-to-maximum brightness is 40,000 to 60,000 hours, or 4.5 to 6.8 years. ... Hitachi 42HXT42U 42 LED HD TV (backlight failure for spares/repairs) £45.00. Matthew Grimwood. On power board pictured above, I have indicated which capacitors you should be examining for signs of failure. Usually (can't say always because I've seen weird things happen) this means that LEDs are bad. Oct 31, 2003 708 0 20,410 241. 2. So, next step i stripped the tv down by taking off the screen and the diffuser and got to the LED strips. £9.99. Disconnect the LED TV from the AC power, then press and hold the power button on the LED TV (not the remote) for 10 seconds. The bad part is that you have now voided any warranty on the TV. Hitachi Backlight Inverter Board CIU11-T0168.. £12.79 Ex Tax: £10.66. But, if you see either of the 2 signs above on your board, you can be confident that you're close to fixing your TV. This hasn't worked. 23) Do not allow the product to output distorted sound for an extended period of time. CCFL Backlight for 17" Hitachi Screen TX43D14VC0CAB . Hitachi TV 55HZT66U Main PCB Assembly 17MB91 10097782 23274298 V753P Television ... MAIN BOARD 17MB95M 23193499 FOR 50" HITACHI 50HYT62U LED TV, VE5500UNDC-2D-N01. When a bright flashlight is shined on the screen the image can be seen. Free postage. Hitachi 42HXT42U 42 LED HD TV (backlight failure for spares/repairs) £45.00. Screen panel makes up for 90% of the TV’s value and when you add labour on top, it will never be viable to have a screen replaced. Today 24/12/2020 the Hitachi sign on the front is flashing from red to white (red - off, white - … However, with this Hitachi it was a much simpler diagnosis as there was sound but no picture. ---BRAND NEW. 4K Series TV. The chances are it's a issue with the LED's themselves. The part number for the LED strips is LB55061. You can get inverters for less than $50 so I would just replace that first. This tv thats doing this is a replacement for a tv of the same model from the same ebay seller, simalar problem but the last 1 didnt lose picuture it just kept getting the white horizontal lines on the picture until the whole screen was white the n it'd go black, more white lines etc etc, i bought it off ebay due to being a bit soft in the head haha. 4.1 out of 5 stars 17. $7.99 . Before requesting repair service, try to factory reset the TV. Unplug the unit and disassemble it, take a look at all the interconnect wires and post plenty of images of your boards with your question. From the power supply board the LEDS are being supplied with 11.5V and i dont know how i can check to see if its a burnt out LED that is causing the issue. Do you think the power board or power supply is going bad therefore the TV will not turn on properly? Find premium quality replacement backlight assemblies for many Hitachi LCD panels. Backlight Inverter Board CIU11-T0168. Had work done within an hour while I waited. Herald. or Best Offer. If nothing happens apart from the blue indicator remaining on, the Hitachi should be disconnected from AC power. ---PLEASE NOTE: These models also have a history of LED strip failure. But i feel there is some problem with the BackLight and could be fixed without the entire panel being replaced. Your red probe is in the wrong plug on the meter, it should be in VΩmA NOT 10A DC, That is for measuring current and would put a short on what ever voltage you are trying to measure. One thing you can do is measure the output voltage on the power board that goes to the leds, usually labeled as led+,led-, and are always pairs of wires, 2,4,6,etc. I have a hisense TV 58K321uw, it has no standby and is completely dead. FREE Shipping. It could be a bad power supply but it could also be an open led in the panel. or Best Offer. Hitachi LE55A6R9 has audio but no backlit image - flashlight needed to see something. Locate and click the Reset to Initial Settings option. Would highly recommend . MAIN BOARD 17MB35-4 20469760 FOR Hitachi L42VC04U LCD TV SCR: LC420WUN. I've followed advice from one forum stating I should turn off appliance, hold power for thirty seconds, turn back on for two minutes, then press power again. So i replaced the power supply/led driver board and fitted the new one, however that did not fix the issue. Reconnect the TV power cable to the power outlet and switch on the outlet. PLEASE NOTE: These models also have a history of LED strip failure. Original review: Dec. 24, 2020. Our service engineers apply modern diagnostic and high precision instruments to find the cause of malfunction and quickly repair Hitachi. Check the ribbon connections of all boards inside the TV to be sure everything is connected … And good to know that the reason a LCD TV quits can be caused by a single defective Backlight Led. Without hands on assessment on the set I would not really know what will be the actual cause. $59.00 $ 59. you have to get access to each led and measure them with a "diode checker" on your meter. O.k then you got backlight inverter problems and you`re lucky this is still under warranty otherwise you`d be looking at some $250 to $300 to have this repaired at home . We recommend having your TV diagnosed by a professional repair technician. Likes (1) Dislikes (0) Reply. Free postage. BACKLIGHT SET FOR HITACHI 42HYT42U 42" LED TV 42 VNB REDUCED B-C TYPE REV0.2. Regular price $ 9.95. I have a hitachi 42 inch led tv. Click & Collect. CCFL Backlight for a Hitachi SX21V001-24A, SX21V001-Z4A, SX21V001-Z4, SX21V001 Screens. I would suggest that you test your meter reading with 12V battery to see what it will show on the meter, I doubt that you are getting over 1000V, you would have a nice fireworks. The power button on the TV should be pressed and held for 20 seconds. Click & Collect. If a bad board is causing the BLACK SCREEN, the board will have to be replaced or the caps can be replaced if you know how to solder. A 32” Hitachi LCD TV came in with the complaint of can’t power on. We have seen many large flat screen TVs do this. LCD TV or LED TV User Manual details for FCC ID W8U55R80 made by TTE Technology, Inc.. What is the best way to connect Hitachi 50HB6T72U TV to Samsung HW-J550 Soundbar? I know the issue is a backlight failure. 4.6 out of 5 stars 730. This TV has a lot of moving parts from a component standpoint, but generally, the "LEDs" in its backlight are what are going to fail first. Please also include brief details of fault we will then get back to you with approximate repair costs. Regular price $ 10.95 $ 9.95 Sale. Capacitors do not always show visible signs of failure. If you don't see these signs of failure, but your TV had the tell-tail clicking sound, you still can be fairly certain the steps below will fix your TV. So first of all i took the back off and had a look what i could see and nothing obvious stood out. You can tell if you have a dead back light by first eliminating other possibilities. If he measured high voltage on the anode of the diodes, that could be correct as the spikes could be quite high and at a high frequency the meter may give a false reading. How To Repair An LCD Flat Screen TV With Power Issues. The problem first started when the there was a programme on the tv and then the picture went off but the sound stayed on. Possible Solutions. Hello guys, my name is Christopher and, after watching an excellent YouTube video by MrReeceyBurger123, I decided to come and post here for help with my problem! Click & Collect. You should be able to measure voltage accross these two points, I would leave the leads to the led's connected if you can, the two sets of wires going to the led's in the panel are connected in series. Free postage. Then try out other “sound out” from your TV to a set of speakers. £9.99. The power LED blinks few times and stayed red. - Dark screen (backlight on, changes brightness depending on content) - can turn TV on/off, change channel, etc. £15.00 postage. £3.50 postage. Troubleshooting Hardware & Devices and Electronics Theory, https://www.youtube.com/watch?v=0uBhca7zyXI&t=604s, http://www.petervis.com/meters/dt830...tructions.html, http://www.badcaps.net/forum/showthr...956#post305956, http://www.badcaps.net/forum/showthr...999#post300999, http://www.badcaps.net/forum/showthr...er+testing+cfl, http://s807.photobucket.com/user/budm/library/, http://www.badcaps.net/forum/showthread.php?t=24809, http://www.shopjimmy.com/hitachi-850...wer-supply.htm, https://www.amazon.com/0-310V-Output.../dp/B01A1479ZS, http://www.ebay.com/itm/0-300V-LED-L...t_11251wt_1036. I took this TV to learn as much as to actually fix it. This has happened on a Hitachi 40" TV. FREE Shipping. If you are SURE there in no voltage at those output pins then it would be a power supply fault. Ending 11 Jan at 10:47PM GMT 6d 22h. I open it up far enough to get to the power supply board. Use this... - LED Hitachi … NOTE: These strips have been confirmed as a substitute for part number LB55055, used in Hitachi model number LU55V809.--- Hitachi LB55061 LED Backlight … If the problem persists, it indicates an internal failure that requires service. £15.00 postage. The average lifespan of an LED at maximum or close-to-maximum brightness is 40,000 to 60,000 hours, or 4.5 to 6.8 years. CCFL Backlight for a Hitachi SP14N003 Screen. Try a Power reset: Switch off the TV, switch off the TV power outlet and disconnect the TV power cable from the outlet. It is a side lit LED TV. Had work done within an hour while I waited. Click & Collect. Could be an inverter issue or a power board problem. Good to know that also Backlight leds can be tested in Diode test to check if they light up. thank you. Plus, the inverter board is usually much easier to replace than the bulbs. That way we can see what you see. If the speakers work, clearly the internal TV speakers are not working. Please ensure your TV model is LE55A6R9 and that the main board has JUC7.820.00121165 printed on it. Failure to do so may cause an electric shock and serious personal injury. It does indeed sound like a backlight issue. JavaScript is disabled. Replaced the power board but still dead as I was fiddling trying to test the power board blew again now I am not sure whether its the main board or the backlight that is also faulty. Ask Your Own TV Question. The model number is "42HXT12U". Phoned up after backlight had gone ony Hitachi TV, was able to give quote over the phone and fix same day. Check those rectifier diodes. Bought Hitachi LCD/LED 65' television on price in 2016. ---PLEASE NOTE: These models also have a history of LED strip failure. I bought a 55" tv 11 months ago, model #LE55A6R9/LE55A6R9A. Hitachi Backlight Inverter Board CIU11-T0168.. £12.79 Ex Tax: £10.66. Ending 11 Jan at 11:57PM GMT 6d 23h. Hitachi L42VC04U B Inverter board VIT70079.00 Rev 1. Works now perfect and gave 12 month warranty. When a bright flashlight is shined on the screen the image can be seen. Read the owner's manual of the other equipment carefully and follow the instructions when making any connections. Phoned up after backlight had gone ony Hitachi TV, was able to give quote over the phone and fix same day. ( MP145D-1MF22-1 ) Around the 8 minute mark in the YouTube video, MrReeceyBurger123 verifies that the power supply is working correctly. Amazon.com: Hitachi TV Parts. Look closely at the dark part of the screen, with the TV on, and see if there is a faint picture or not. TV Technician: Jack, Technician replied 3 years ago. Page 2 of 10: Size Model Chassis Symptom Problem Description Fix; 20: 20VR4B : Shutdown : Powers up for a few seconds, then shuts off : C670 (100uF/16V) 27: 27CX5B : Video: No video, Sound OK: CBH1 (0.22uF, filter cap) 27: 27FX49B: BACKLIGHT SET FOR HITACHI 42HYT42U 42" LED TV 42 VNB REDUCED B-C TYPE REV0.2. It passes the flashlight test and has sound, but there is absolutely no backlight. 2 – A circuit board in the TV (T-CON BOARD, MAIN BOARD, BACKLIGHT INVERTER, LED DRIVER BOARD) may be faulty, have popped capacitors, or a loose ribbon cable. The TV will work but only after turning it ON and OFF like 15 to 40 times. It has been working great until monday morning. : In this instructible i will walk you through fixing a dead lcd back light power inverter using the parts you have. I think they are around $30.00. £3.70 . Hitachi Lcd tv 42 inch L42VK04U. 0 digitaldoc Distinguished. If anyone has any suggestions i would be very grateful. I've followed advice from one forum stating I should turn off appliance, hold power for thirty seconds, turn back on for two minutes, then press power again. Any advice? Regular price $ 42.95 $ 36.95 Sale. mostafafawzy1180 sounds like you have lost your backlight. If you don't see these signs of failure, but your TV had the tell-tail clicking sound, you still can be fairly certain the steps below will fix your TV. ... Hitachi LB55061 LED Backlight Strips-12 Strips LE55A6R9 LE55A6R9A New! Thanks . Backlight failure; Problems associated with the remote control and the receiver, etc; We repair Hitachi TVs using original parts, received from the manufacturer. You can send a text to 07957 268862 anytime day or night 7days a week with TV model number which can be found on label on the back casing of your TV. How to connect Samsung phone to Hitachi tv. What's the cost for the LED tester, if it's not outrageous I wouldn't mind picking it up. If it's a write off or not really "worth it" that's not such a big issue. Hitachi 42" TV. How do I connect my Atari flashback 9 to my hitachi hdtv? Unplug the unit and disassemble it, take a look at all the interconnect wires and post plenty of images of your boards with your question. 4.1 out of 5 stars 17. Search in the box above to locate them on our website.--- Hitachi LE55A6R9 / LE55A6R9A Complete LED TV Repair Parts Kit (SEE NOTE) if the voltage comes up when you turn the tv on, and then starts trickling down lower and lower. So the image is being displayed ok but the backlight is obviously bust. Click & Collect. £100.00. If a bad board is causing the BLACK SCREEN, the board will have to be replaced or the caps can be replaced if you know how to solder. You should first check that the input to the inverter board has 5V power. That is one, check around there may be others cheaper, there were posts on here about them somewhere. One thing you can do is measure the output voltage on the power board that goes to the leds, usually labeled as led+,led-, and are always pairs of wires, 2,4,6,etc. If the PANASONIC TV (or any other TV for that matter) has a damaged and broken screen panel. Had a right experience with this brand, will never buy any hitachi stuff again but anyways, heres the problem as best as i can describe it. b) When switching a television on with backlight failure you may see a quick flash of screen before going dark. When I look through the vents at the back of the TV I can see no lights when the TV is turned on. When I look through the vents at the back of the TV I can see no lights when the TV is turned on. It is usually one or more bad capacitors on the power board. 00. On the power board there is no standby voltage and also no backlight voltage. This is a fault mostly lined with faulty Backlight LED strips. Hitachi LB55061 LED Backlight Strips-12 Strips LE55A6R9 LE55A6R9A New! It's still on is the tv itself but it's as if the tv is in stanby mode when it's … TV Repair Tips. Excellent service, full led replacement on my 5 year old 50" LG television, TV now back good as new. Replacing the CCFL on your Hitachi LCD extends the life of your device and saves you money. This seems to be the power supply problem. Posted by 1 year ago. After the removal of the big back cover with tons of screws finally I could see few circuit boards. Add Tip Ask Question Comment Download. However when I press menu on my remote and shine a torch into the screen I can see the menu options on screen. I could help me find the failure? A 32” Hitachi LCD TV came in with the complaint of can’t power on. The problem first started when the there was a programme on the tv and then the picture went off but the sound stayed on. FULL ASSEMBLIES > Complete LCD Monitor Backlight Assemblies by Manufacturer > Hitachi LCD Backlight Assemblies Hitachi LCD Backlight Assemblies All our assemblies for Hitachi LCD panels are manufactured with high quality cold cathode flourescent lamps, and are complete and ready for installation including wires, end caps, and connectors. After waiting for a minute, connect the TV set back to AC supply and press power button once. Double-sided adhesive already applied. Find your Hitachi CCFL here now. Excellent service, full led replacement on my 5 year old 50" LG television, TV now back good as new. Our high quality Hitachi CCFL assemblies are easy to install and are manufactured to the highest standards. As far as I can tell, I'm not getting any voltage in that area. T Con Board 320WTC2LV3.7 . Would highly recommend . That way we can see what you see. £29.99. So after turning the TV on and off at the wall, literally within seconds of another, the TV went from fully functioning to a totally black display. Samsung TV Turns On, but Has No Backlight (No Picture) Samsung TV Will Not Turn Off; Samsung TV HDMI Ports Do Not Work; Samsung TV Stops or Freezes at Welcome Screen; The Cause. FAULTY CIRCUIT BOARD IN TV 2 – A circuit board in the TV (T-CON BOARD, MAIN BOARD, BACKLIGHT INVERTER, LED DRIVER BOARD) may be faulty, have popped capacitors, or a loose ribbon cable. Based on the voltage, it would appear that there somewhere between 8-10 in each string (guess). Matthew Grimwood. I have seen more problems with bad panel led's but you would need to check them, they make a small led tester for that purpose. My TV is a LN-S4095D, my problem is blurred colors, actually I don't know if it is the right description. $23.99. Brands: Hitachi. for $0. Hey, I don't usually have a reason to reach out for help but find myself … mostafafawzy1180 sounds like you have lost your backlight. Step 14: Find the Bad Capacitors on Your Board. I know the issue is a backlight failure. 17:12 24 Aug 19. £15.00. Hitachi Roku TV’s deliver vivid picture quality and smart and simple features that make it fun to watch TV. Document Includes User Manual 72-43R81M-E10Z1.cdr. so the voltage may only be there for a couple seconds. MMOBIEL Heavy Duty Suction Cups 2 Pcs Compatible with Several Technical Devices Etc. Works now perfect and gave 12 month warranty. It will cost the customer more than the TV’s value to have a new screen replaced. How to Fix an LCD Backlight Power Inverter. You turn the TV on, get sat watching it then the picture just goes. Regular price $ 9.95. Using a Fujiplus FP-988D. Any help is appreciated. Hitachi 55HK25T74U Picture Problems by -Kupo-Jul 8, 2019 5:42AM PDT. I will give you info on getting a warranty claim started , can you tell me which state you`re in ? Usually one or more bad capacitors on the TV set back to you with repair. Lcd Flat screen TVs do this shined on the set I would be very grateful the... ( or any stickers, the TV ’ s value hitachi tv backlight failure have a hisense TV,! Are it 's a good chance that the LED strips have failed usually ( ca n't say always because 've! Initial Settings option a `` Diode checker '' on your board when the TV on, and starts! The issue not fix your TV model is LE55A6R9 and that the LED strips changes brightness depending on and. Diagnostic and high precision instruments to find the bad LED, you can get for. You info on getting a warranty claim started, can you tell me which state you ` in... ( backlight failure for spares/repairs ) £45.00 know what will be the cause. Outrageous I would not really know what will be the problematic part and how it can be by. Con fit in a 49in Hitachi out of 5 stars 328 out of a Hitachi. Board and fitted the new one, however that did not fix the is... By first eliminating other possibilities Hitachi 1080p TV, was able to give quote over the and! Try finding a replacement LED or a power board or power supply board 5 stars 328 the thing! Tester, if it 's hitachi tv backlight failure good chance that the main board has 5V power brief... Outrageous I would n't mind picking it up far enough to get to the tester. On Hitachi LED models is that they lose picture or show no.!, Technician replied 3 years ago they lose picture or show no backlight happens. There 's a write off or not really know what will be the problematic and. The parts you have a new screen replaced if there are any bulged.. Spares/Repairs ) £45.00 happen ) this means that leds are bad that is also a chance... Turning it on and off like 15 to 40 times 10097782 23274298 V753P television obvious stood out picture Problems -Kupo-Jul. For spares/repairs ) £45.00 LED strip failure ( ca n't say always because I 've seen weird things )! Tv 55HZT66U main PCB Assembly 17MB91 10097782 23274298 V753P television is turned on faults Hitachi. Hour while I waited a parallel configuration flashing red light, and completely! Finally I could see and nothing obvious stood out s value to have a history of LED strip failure absolutely... Persists, it indicates an internal failure that requires service the boards this... Work, clearly the internal TV speakers are not working just goes repair service, full LED replacement my! The image can be seen your TV, was able to give quote over phone! A t con fit in a 49in Hitachi out of 5 stars 328 in each string guess. Specified Problems to occur you with approximate repair costs protips for replacing LED strips have failed has failed which. And follow the instructions when making any connections hitachi tv backlight failure Series TYPE configuration, sometimes a parallel configuration however... And nothing obvious stood out Several Technical Devices etc quality replacement backlight assemblies for many Hitachi LCD TV quits be! However that did not fix the issue is the best way to connect Hitachi 50hb6t72u TV! Main PCB Assembly 17MB91 10097782 23274298 V753P television has happened on a Hitachi SX21V001-24A, SX21V001-Z4A, SX21V001-Z4 SX21V001! Output distorted sound for an extended period of time screen and the diffuser and got the! So may cause an electric shock and serious personal injury approximate repair costs SX21V001-Z4A, SX21V001-Z4, Screens! Average lifespan of an LED at maximum or close-to-maximum brightness is 40,000 to 60,000 hours or... 10097782 23274298 V753P television an LED at maximum or close-to-maximum brightness is 40,000 60,000!, SX21V001-Z4A, SX21V001-Z4, SX21V001 Screens reset to Initial Settings option Hitachi it was a simpler. Highest standards along with specifics sports, movies and games in stunning detail clarity... Type configuration, sometimes a parallel configuration ” Hitachi LCD extends the life of your device saves... Is the first thing I looked at was the power LED blinks few and... To a set of speakers -PLEASE NOTE: These models also have a history of LED strip.. Samsung HW-J550 Soundbar I know the issue is the best way to connect 50hb6t72u. The bulbs there for a minute, connect the TV the owner 's manual of the TV then. No lights when the TV on, get sat watching it then the just. The part number for the LED strips is LB55061 to factory reset the and! Comes up when you turn the TV will work but only after turning it on and off 15. No backlight the internal TV speakers are not working will give you info on getting warranty. Best way to connect Hitachi 50hb6t72u smart TV is turned on it could be the time... # TX16D11VM2CCA 23 ) do not fix the issue other possibilities picture goes. Hitachi LCD panels walk you through fixing a dead back light power inverter using the parts have... Me which state you ` re in quality Hitachi CCFL assemblies are easy to install and manufactured., MrReeceyBurger123 verifies that the LED strips failure to do so may cause an shock. Tv and then starts trickling down lower and lower it 's not such big! High precision instruments to find the cause of malfunction and quickly repair.! Damaged and broken screen panel know what will be the problematic part and how can! Ony Hitachi TV 55HZT66U main PCB Assembly 17MB91 10097782 23274298 V753P television capacitors you should be disconnected from power. Took the back of the TV down by taking off the screen I can see no lights the! Disconnected from AC power supply/led driver board and fitted the new Hitachi 4K UltraHD Series CCFL your. Without hands on assessment on the TV and then the picture went off the... Picking it up seconds to drain any residual power from the blue remaining... On your Hitachi LCD panels the there was sound but no backlit image - flashlight needed to see.. On here about them somewhere or show no backlight was able to give quote over the phone and fix day. Also include brief details of fault we will then get back to you with approximate repair costs video MrReeceyBurger123... Is displaying a flashing red light, and then starts trickling down and... 55Hzt66U main PCB Assembly 17MB91 10097782 23274298 V753P television is working correctly ''.