Sony Trinitron SMPS Troubleshooting Help Needed Hi everyone, I'm hoping some of you can lend your expertise to help me troubleshoot the Switch Mode Power Supply in a Sony Trinitron KD-28DX51U CRT television The set is completely dead (no standby light, no response) I've been working on this as a hobby project, and I have some basic
Sony Trinitron Picture Scrambled When Powered On I have a Sony KV-29XBR85 that has a scrambled picture when the set is powered on (audio works fine) It stays like that for 4-5 minutes before the picture straightens out The scrambled picture is on all the inputs Once the picture does come on it is steady and looks excellent The TV
Sony Trinitron kv-28wf1d LED blinks twice W Sony Trinitron SMPS Troubleshooting Help Needed willinliv Apr 29, 2025 Repairing Electronics Replies 9 Views 3K May 5, 2025 Nigel Goodwin T Hitachi SuperScan Elite 802 CRT Monitor Issues (Model CM802U) twillkickers Dec 6, 2025 Repairing Electronics Replies 4 Views 400 Dec 14, 2025 twillkickers T N Sony ps-636 tone arm rising and falling very
Help repairing a Sony Trinitron XBR KV-27XBR51 CRT TV W Sony Trinitron SMPS Troubleshooting Help Needed willinliv Apr 29, 2025 Repairing Electronics Replies 9 Views 3K May 5, 2025 Nigel Goodwin T Hitachi SuperScan Elite 802 CRT Monitor Issues (Model CM802U) twillkickers Dec 6, 2025 Repairing Electronics Replies 4 Views 399 Dec 14, 2025 twillkickers T N Sony ps-636 tone arm rising and falling very
Corona discharge in Sony Trinitron CRT TV - Electronics Forum (Circuits . . . I recently got a free Sony Trinitron KV-27TS20 CRT TV (assembled in San Diego in April 1990) I opened it and didn't see anything obviously broken The "serviceman label" insides says that the anode potential is 28 kV It works when powered on, but there's a corona discharge from a part that's
how to transform mono TV into stereo sound. i have a Sony Trinitron KV type Mono sound TV i need to transform it into stereo sound please let me how to do this any circuit ? :)
Need help repairing Sony CRT | Electronics Forum (Circuits, Projects . . . May 22, 2025 Repairing Electronics Replies 3 Views 2K May 23, 2025 ahsrabrifat A W Sony Trinitron SMPS Troubleshooting Help Needed willinliv Apr 29, 2025 Repairing Electronics Replies 9 Views 3K May 5, 2025 Nigel Goodwin N Sony ps-636 tone arm rising and falling very fast newzealand Sunday at 10:18 PM Repairing Electronics 2 Replies 22 Views
Help with Sony Trinitron WEGA issue | Electronics Forum (Circuits . . . Hello Recently I bought a Sony Trinitron WEGA KV-34FS200 It seemed to work fine when I tested it with the seller Later, I opened it to clean it as I usually do, applied grease to the anode cap, everything seemed fine and worked fine Yesterday as I was playing a videogame, it began to show a
Looking for help to repair CRT TV, bad colors Trinitron CRT failure was common, and 'blipping' the cathodes instantly eliminates everything else other than the CRT It would be 'nicer' to use a resistor to pull the cathodes low - but you generally don't have a large resistor with wires on handy at the time, but the crude meter method works fine (and is probably already connected as you've
Discolored corners in crt tv: What is the reason? How to solve? Last option is the purity needs setting up, but you MUST eliminate all other options first - a common cause on Sony Trinitron sets was the scan coils actually sliding back on the CRT neck (part of the setting up is sliding the coils backwards and forwards, then locking them in the optimum place)