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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: 119
GoldstarCF25C28CFField collapseFit kit which contains TDA8350QN5 (don't use TDA8350Q)14-09-04
GoldstarCF25C28FE-W DistQ351 KTB988Y s/c e-c & FR359 22R ?w fus res high14-09-04

GoldstarCF25C28FField collapseIC351 TDA8350Q & mod kit KITPC58A14-09-04
GoldstarCF28C28FField collapseReplace IC351 TDA8350CQ fop chip & check adequate heatsink compound & clip is secure14-09-04
GrundigCUC2800Arcing from LOPTx former to adjacent componentsTripler faulty14-09-04
GrundigCUC2800Dead - psu working okRelay contacts14-09-04
GrundigCUC2800No soundCheck TDA6200 sound proc & U2829B sound dem chip14-09-04
GrundigCUC2800Sound from one chan only & no brill adjMicro SDA2011-A005 faulty14-09-04
GrundigCUC2800Sound low & distU2829B IC sound chip14-09-04
GrundigCUC2800The tripler had failed. After replacing it the setMicrocontroller chip type SDA2011 -AOO5 . Make sure that you get the right one for the set.14-09-04
HitachiC2524R/C2824RDead - psu blow upReplace R761, 762, 766 all 2R2, R909, R902, R901, C906, C908, ZD903, ZD901, ZD902, LOPTr 2SD1884 & chopper Tr BUT12AF14-09-04
HitachiC2574TN C2874TNShuts down with only NICAM leds litR952 68k, R953 82k, R954 8k2 in PSU14-09-04
HitachiC2808Int lh chan soundC420 470µ spkr coupling cap o/c14-09-04
HitachiC28300No luminance when switched on after being left in st/by for a whileSAA4981 IC1300 on 16:9 sub panel14-09-04
HitachiC28300,C2576TN etc A5 chassisField lin & lines at top of picC725 33nF 400v14-09-04
HitachiC28300,C2576TN etc A5 chassisInt trips & linesC719 4µ7 250v smoothing cap for 200v in E-W corr & check joints T702 (under plastic strut) & R950 68k near HT pot14-09-04
HitachiC28300,C2576TN etc A5 chassisRed pic with fb linesR829 fusible on crt base o/c (not shown on cct diag)14-09-04
HitachiC28300TN A5Long time for pic to appear & white bands acrossC954 1000µ 35v in 12.6v supply14-09-04
HitachiC2842N 11AK19PPDead - D823 blown (not shown on cct)When replaced still faulty, IC802 MC44604P chopper chip u/s - also check FET chopper Tr14-09-04
HitachiC2846Field collapseIC601 (TA8427K) + 26v rail supply R710 (2R0 safety)14-09-04
HitachiC2846TNField - lines at top of picTA8427K field chip14-09-04
HitachiC2846TNField collapseR710 2R in FOP supply o/c14-09-04

HitachiC2846TNField collapseTA 8427K and 2R0 safety res14-09-04
HitachiC2846TNModel no displayed (factory mode)Press both rec buttons on hset, sw to st/by & then sw off at mains. Wait 30secs b4 sw back on.14-09-04
HitachiC2846TNMODEL OF TV DISPLAYED ON SCREENPRESS BOTH RECORD BUTTONS ON REMOTE SWITCH TO STANDBY THEN SWITCH OFF AT SET WAIT 30SECS THEN SWITCH BACK ON14-09-04
HitachiC2846TNNo soundEEPROM corrupt due to dry joints on regs - replacement pt no E73004514-09-04
HitachiC2846TNNo sound - ok thro scartEEPROM faulty14-09-04
HitachiC2846TNNo sound (AV sound ok)IC002 24C04 memory chip14-09-04
HitachiC2846TNNo Sound via off air or scartReplace IC002 24C04 (Programmed with correct file)14-09-04
HitachiC2846TNRemoving Code “C46TN” from screenTV in factory set up mode - Using RCU, press two VCR REC buttons together. The MENU will appear, then switch to standby. Turn appliance back on and prompt should have disappeared.14-09-04
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