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Repair tips

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 28
SonyAE-2Bint lack of width & HT Q281 in prot cct on scart pcb14-09-04
SonyAE-2BLED flashing slowly - no gofield fault - dry joints fop chip IC50114-09-04

SonyAE-2BNo chan store & poor geometry LEDs flashingSDA line low due to D071 zener 5.6v leaky14-09-04
SonyAE-2Bno pic except on AV chanall progs set to ext in preset memory - in service mode set to INIT BYTE14-09-04
SonyAE-2Brandom characters appear on screenthree point cure. Change IC002 to 8-759-361-42, add Q004 DTC144EK to existing print pattern on M2 board, connect base Q2002 to collector Q00414-09-04
SonyAE-2B KVA2542Uif all external speakers are connected then sound cuts out after 10 min, Ok if centre speaker is removedR627 27R gone high (124939811)14-09-04
SonyAE-2B KVA2542Ustuck in stby with LED flashes 13 times, frame IC was replaceddisable protection and switch on, if you get frame foldover at bottom replace scan coils (873385305)14-09-04
SonyAE-2B KVA2942Udead, no 300V supplyR614 18k 3W o/c on LOPTx pin 8 (121648811)14-09-04
SonyAE-2B KVA2942Usound cuts out after 20-30 min, pic OkR626 27R 0.25W safety gone high14-09-04
SonyAE-2B KVG2515no satellite receptionQ3001 2SC2412K leaky14-09-04
SonyAE-2B KVX2972Uno pic, no sound, line stage workingR804 1k o/c (no 140V on CRT)14-09-04
SonyAE-2B KVX2972Uno pic, sound OkR701 680k o/c on CRT14-09-04
SonyAE2BCorrupted EEPROM and no teletext - set up in service menuPress and hold any two buttons at the front of the set and switch it on from the mains. The letters TT appear on the screen to indicate it is in service mode. 2. To re-enable teletext: Type in 18 on the handset. Switch the set off then on again and teletext will be back. 3. To change other settings: Enter service mode as described above. Press menu and scroll down to 'Demonstration' An extra menu option for set ups will now appear. Scroll through the various set-ups and change as required. The TV system should be set to 'I' (for the UK) Enable the AV1, AV2 and front AV inputs as required. Enable the PIP (Picture in Picture) (if you want it!). Settings only take effect when the set is switched off then on again to exit service mode. Depending on the changes you may have to enter all your stations again using the preset mode.14-09-04
SonyAE2BHISSING ON RH. CHANNELDELETE SPATIAL SOUND ( ONLY USED ON MONO TRANSMISSION )14-09-04
SonyAE2BInt audioR627 27R hi res14-09-04
SonyAE2BNO SATELITECHECK CP605 CIRCUIT PROTECTOR14-09-04
SonyAE2BOSD APPEARS AT RANDOMIC002 IC2002 SDA5273P14-09-04
SonyAE2BPic blanks out - int & reverts to st/byDry joints Field o/p chip14-09-04
SonyAE2BRandom OSD characxters appearIC2002 u/s ( SDA5237P )14-09-04
SonyAE2BSATELLITE SECTION DEADCHECK PS605 ON PCB "D" N15 ( 600ma ) COECT TYPE14-09-04
SonyAE2BVOL WONT ALTERREPLACE IC072 EAROM14-09-04
SonyAE2B KVA2942UInt soundCheck R627 22R fusible on K1 panel for high res14-09-04

SonyAE2B KVA2942UInt won't come out of st/byPlug in board K1 was the cause - reqd 2 x TDA2052 Ics14-09-04
SonyAE2B KVE2953CFlashes 3 timesTuner PLL fault - dry joint just above the innermost chip in the tuner module14-09-04
SonyAE2B KVG2515UDead with 350v on regR612 470k o/c14-09-04
SonyAE2B KVG2915UNo picture (A flashes once B flashes 13) - FieldIC501 STV9739, C1505 220uF 63V14-09-04
SonyAE2B KVX2572UInt cuts out with 13 flashes from leddry joint C628 47µ 50v pin 12 power trfmr14-09-04
SonyAE2B KVX2572UNo start up - LED flashes 7 timesdry joints IC602 & Q603 (front of panel near centre)14-09-04
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