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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: 917
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
SonyAE2FTrips off aft few secs into field prot modeDis Q1504 to disable field trip; top field scan now ok but bottom distorted. IC2561 CX02018Q u/s14-09-04
SonyAE2F KVS2942UInt pic, low HT of 80vCheck R641 & R642 1M, C609 22uF on PSU R848 220K main board14-09-04
SonyAE2F KVX2991Arcing from CRT skt with pic disturbanceReplace crt skt14-09-04
SonyAE2F KVX2991Focus int - esp in cornersLOPTx replaced14-09-04
SonyAE3 KVX2952Low contrast when cold - comes ok but with fb linesR805 1.2ohms gone high on 200 volt supply to tube base14-09-04
SonyAE4DeadDry joints R808 can cause LOPTr & Chopper Tr demise14-09-04

SonyAE4DeadQ601 602 both 2SC4834 ,R601 0.1 ohm and Q615 2SC250014-09-04
SonyAE4No powerCheck EHT lead for bad connection & T805 sm14-09-04
SonyAE4No power - PSU okQ618 leaky14-09-04
SonyAE4No power, TV goes on/off,vertical deflection incorrectIC802 & fusibles R818/81914-09-04
SonyAE4St/by onlyEEPROM corrupt - replace NVM IC (IC1003) on A board or reset NVM or reload data from a similar model.14-09-04
SonyAE5 KV28FX60UBright G pic with fb lineslooks like CRT. Q5315 2SC25510 Part No 87292049814-09-04
SonyAE5 KV28FX60UNo line sync on pic, osd or menuCheck the "H-pulse main" on the pin B22 of the J-board . If not present, your fault may be on the J-board (it is the one where the SCART sockets are). Try re-soldering SMD IC8300 (or IC8301 on some boards).14-09-04
SonyAE5 KV28FX65UPic disappears into fine mosaic aft 30 secs - sound & Txt still okDry joints sm chip IC2311 on board B1 (100Hz proc)14-09-04
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