The only problem was the backlight was not evenly lighted up and  a faint dark horizontal band  can be seen on the screen with high contrast video. Since I do not have CCFL tester to verify each individual lamp working characteristic, I have to rely on common sense and visual judgement. Turn on the TV again. The main board protection mode will be activated and will shut down the TV upon receiving this error voltage ERR_OUT. 3)press the power button present at back of your TV for 20-30 seconds at that time your TV must be off . Learn how your comment data is processed. Sony Music Classic artists to today’s stars, local and global. IMPORTANT: This answer only applies when the Standby light is blinking 8 times. Please give a support by clicking on the social buttons below. Excellent professional solution! Sony Music Classic artists to today’s stars, local and global. Save my name, email, and website in this browser for the next time I comment. How do I disable the TV LED from turning on or blinking? Most Red LED blink conditions require service. Posted: Sat Jan 23, 2010 2:31 pm Post subject: Sony KV-30HS420 won't turn on - 6 blinks Set tries to start up. Alternatively, learn more about performing a Power Cycle / Reset on Sony's Android TV . Good job, Mr. Wong. Stay informed with a Sony account to get news, offers and promotions. On analyzing the inverter board I notice the connector pin 11 (ERR_OUT) of CN101 has an error feedback voltage to the main board (photo 1). Thanks for sharing on your experience.Good job sir. I got the local tv repair guy to look at it and he said he thinks its the board but hes not 100% sure. var IE = /*@cc_on! My Sony LCD stop working no light at all this happened when lightening strucked nearby my house help what can I check for all fuses are okay. I have a 3 yr old 65" led TV. The previous owner said he recently replaced the lamp so i don't know if that's the problem or if it may be the inverter board. It turns off after showing the Sony and Android logo - usually after 7-8 seconds with standby LED blinking 4 times. Our site is not optimized for your current browser. Physically it does not looks compatible with the original Sony but the supplier insist that it can work. The panel were re-assembled back and power on with China backlight inverter board. Turns on with audio only, no video for about 5 seconds and then shuts off with 6 … Answered March 27, 2018. In this case I have no other option unless I am able to salvage the require part from another defective TV. When  power was turned on, the shutdown fault re-occurred. [CDATA[ The meaning of the blink codes differs between TV models. Mr Wong , very nice repair done great job SIR. Very interesting repair SK.Wong! Some of the lamps have excessively large area of black ring on one end, I guessed these were faulty or leakage lamps (Photo 5). Sir, He has more than 40 years of experience in the consumer product manufacturing. This article was prepared for you by SK Wong from Malaysia and he graduated from London with a … } Disconnect the TV power cord from the mains. } I have a Sony KV43HS420 the red light by Stand By Timer blinks 7 times. In my personal opinion, a better solution will be to change the high voltage transformer rather than changing to another version of the backlight inverter board. However, the number of blinking times is mostly 2 to 8. Your email address will not be published. The error voltage measured on the Sony backlight inverter board is 0.04V only (Photo 7). To get the full experience on Sony.co.uk, please change your settings to allow JavaScript. , Sony TV standby LED blinking 6 times solved. if (!IE) { return; } @*/false; if (document.getElementById("af-header-413914580")) { Realy fantastic sir thank you verymuch,this is uselful to every technicians. This is the first time I come across magnetic feet as well and it comes along with the board, Very innovative idea from the the supplier and very convenient for the end user without need to worry on the mounting problems due to screw holes not matching. NOTE: The number of times the red LED flashes, gives our technicians an indication of the underlying cause of the defect. When I press the power button, the green power light comes on and flashes for approx. https://www.aliexpress.com/item/M3-magnetic-feet-LED-display-Magnet-screw-Outside-thread-M3-magnetic-column-Cylinder-for-indoor-semi/32547129257.html? } I have changes the mainboard and backlight inverter board but problem still persists. I checked the bulb with an ohm meter for continuity and there was none but didn't know if there should have been. Thanks a lot Jestine am learning a lot with you despite my 25 yrs in electronics hats off to u Jestine my regards to Wong too Sony Music Classic artists to today’s stars, local and global. Still having the same issue. If yes how would you advise I should do it? Also need to thanks to all those who had contributed their repair articles that had made this blog a favorite place to read about electronics repair. ; The meaning of the blink codes differs between TV models. Thanks I have powered off and unplugged several times … , we can compare the differences in the inductance measurement. Opening the panel and changing the LED strips is beyond me and too risky. Model: Zika, A Microwave Oven With Many Faults Repaired. Why is this and how can it be fixed? The TV will go on for about 5 seconds, but only with sound-NO picture. Excellent repair and detective work to narrow down the faulty components S K Wong ! The red LED light blinks 8 times… The LED will light up or blink when the TV detects certain activities or changes status, such as receiving the signal of the remote or during a software update. TV Model is KDL-50W805B. Hours before this happened I was having trouble changeing cable stations, no matter what number I punched in the cable station would go to a music selection. The TV will go through several reboot loops, then eventually go to stand-by mode and blink the red LED light 8 times. if (document.getElementById("af-footer-413914580")) { It may not be the best solution but it provide an alternative solution rather than throwing it into the waste dump . document.getElementById("af-footer-413914580").className = "af-footer af-quirksMode"; // ]]> Since the inverter backlight board is easily accessible , so I proceed to check it first. This site uses Akismet to reduce spam. I would expect the TV to work after replacing the backlight inverter board but  disappointed that the fault remain as before. When I turn on the TV, it turns off automatically in a few seconds and blink red 4 times. Please help. The red light at the bottom blinks 6 times when I try to turn it on. Out of nowhere, my TV just turned off while i was watching a movie. If refer this as help I'm greatly appreciate. I hope this article will be useful for those who encounter similar problems with Sony LCD TV. Your feedback on the post is welcome. IMPORTANT: This includes disconnecting your modem, router or any other Internet devices that are connected to the TV. I saw your voltage meter on one of your photo. Required fields are marked *. //