Make | Model | Problem | Solution | Date |
| | | |
Found: 101
|
Philips | G90AE 21 GR2350 | No sound | IC7220 I/C sound chip TDA8191 | 14-09-04 |
Philips | G90AE 21GR2350 | Shuts down with motorboating noise aft 10 mins | Dry joints Q7502 in FOP | 14-09-04 |
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Philips | G90AE 21GR2550 | Tripping PSU | Check/replace 3 x 33v sm zeners in series | 14-09-04 |
Philips | G90AE 21GR2552 | PSU shutting down with popping sound. LEDs flashing | HT going down to 20-30V and tripping due to DJ on SMD R3663 | 14-09-04 |
Philips | G90AE 21GR2554 | "F7" displayed with snow & no control - LED flashes orange | C2843 220µ near LOPTx low cap | 14-09-04 |
Philips | G90AE 21GR2554 | F7 on screen, no sound, stuck on channel, may be intermittent | C2843 near LOPTx | 14-09-04 |
Sony | AE-2 | shuts down with BLED flashing 13 times | field fault indication - but was R895 18k sm o/c which monitors line fb pulses | 14-09-04 |
Sony | AE-2 | To disable prot line | remove pin 1 marked "PROT" on µ pcb | 14-09-04 |
Sony | AE-2 KVX2162U | stuck in stby | resolder IC1501 and its heatsink | 14-09-04 |
Sony | AE-2 KVX2562U | dead, no LED, fuse Ok | R610 120k and R612 430k gone high (do not forget to discharge smoothing cap) | 14-09-04 |
Sony | AE-2 KVX2562U | frame collapse | IC501 (875950646) u/s. A new plastic rivet to clamp IC heatsink to main heatsink may be required, part 7481213400 | 14-09-04 |
Sony | AE-2 KVX2562U | LED flashing error 2 | B board not seated correctly due to wiring harness being positioned under board | 14-09-04 |
Sony | AE-2A | random characters appear on screen | six point cure - see bulletin, will req IC 8-759-362-79 | 14-09-04 |
Sony | AE-2A KVA2532U | int loss of sound | Q209 2SC2412K (mute transistor) | 14-09-04 |
Sony | AE-2B | int lack of width & HT | Q281 in prot cct on scart pcb | 14-09-04 |
Sony | AE-2B | LED flashing slowly - no go | field fault - dry joints fop chip IC501 | 14-09-04 |
Sony | AE-2B | No chan store & poor geometry LEDs flashing | SDA line low due to D071 zener 5.6v leaky | 14-09-04 |
Sony | AE-2B | no pic except on AV chan | all progs set to ext in preset memory - in service mode set to INIT BYTE | 14-09-04 |
Sony | AE-2B | random characters appear on screen | three point cure. Change IC002 to 8-759-361-42, add Q004 DTC144EK to existing print pattern on M2 board, connect base Q2002 to collector Q004 | 14-09-04 |
Sony | AE-2B KVA2542U | if all external speakers are connected then sound cuts out after 10 min, Ok if centre speaker is removed | R627 27R gone high (124939811) | 14-09-04 |
Sony | AE-2B KVA2542U | stuck in stby with LED flashes 13 times, frame IC was replaced | disable protection and switch on, if you get frame foldover at bottom replace scan coils (873385305) | 14-09-04 |
Sony | AE-2B KVA2942U | dead, no 300V supply | R614 18k 3W o/c on LOPTx pin 8 (121648811) | 14-09-04 |
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Sony | AE-2B KVA2942U | sound cuts out after 20-30 min, pic Ok | R626 27R 0.25W safety gone high | 14-09-04 |
Sony | AE-2B KVG2515 | no satellite reception | Q3001 2SC2412K leaky | 14-09-04 |
Sony | AE-2B KVX2972U | no pic, no sound, line stage working | R804 1k o/c (no 140V on CRT) | 14-09-04 |
Sony | AE-2B KVX2972U | no pic, sound Ok | R701 680k o/c on CRT | 14-09-04 |
Sony | AE-2F | Supply lines all low - partial operation | same on dummy load - R641 1M & check R642 | 14-09-04 |
Sony | AE-2F KV2942U | no power | C609 22uF 25V | 14-09-04 |
Sony | AE2 | "Txt not available" message on screen & menu screens shifted to right | R38 750k or IC101 SDA5248-5C1 Txt dec chip pt no 8-759-166-41 on Txt pcb o/c | 14-09-04 |
Sony | AE2 | Chopper TR Q601 s/c ( BUZ91A ) f.e.t. | Check R604 ( 150K ) & R610 ( 180K ) | 14-09-04 |