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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: 17
HitachiG10QCRACKLING FROM SPKRSIC4010 INT OC14-09-04
HitachiG10QDead apart from tripping squealE-W coil L650 dry joint, F902 o/c & D704 leaky14-09-04

HitachiG10QDead except for flashing st/by lightNo 330v at chopper tr as link FB910 dry joints (hidden under glue) - also check FB91114-09-04
HitachiG10QDEAD STBY LIGHT PULSINGLINK FB910 & 911 DRY UNDERNEATH GLUE14-09-04
HitachiG10QFAINT PURPLE BAND SHOWING ON DARK SCENESDL50 DELAY LINE Pt No 216405114-09-04
HitachiG10QField collapseCheck C604 100µ 63v, R609 1R fusible & IC601 TDA8178 - use correct type or you may get lines at top of pic14-09-04
HitachiG10QNo Txt apart from page number displayAdj data capture window in service mode14-09-04
HitachiG10QOSG corrupt & int loss of tuningMicro IC001 faulty - when upgrading micro, mods must be done14-09-04
HitachiG10QPoor start or st/by onlyDry joints IC952 (under plastic rail)14-09-04
HitachiG10QSt/by LED pulsingOPTO1 CNX82 part no T54800914-09-04
HitachiG10QTo enter Service ModePress Vol + & - together whilst sw on from mains. Press the 2 VCR Rec buttons on hset together twice - 'Tube' now displayed 14-09-04
HitachiG10QTrippingCheck F902 630mA fuse on LOP panel & dry joints & IC80 heatsink on crt base14-09-04
HitachiG10QTrippingCheck audio pcb by disconnecting it14-09-04
HitachiG10Qtrips until heatedC927 470µ & dry joints 12v reg IC92114-09-04
HitachiG10Qtrips until heatedZD945 BZV10 - normally reads o/c both ways14-09-04
HitachiG10Q C2564Int start upC927 470µ 25v in 12v line14-09-04
HitachiG10Q C2564 etcRepeated failure of E/W diode D704 BY228 which causes tripping & blowing fuse F902Also replace Q651 BU801 pt no T636046 & Q652 BC548B, L651 filter coil pt no 2220642 (goes shorted turns)14-09-04
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