Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
AOC | LE39D1440/20 | ao ligar escreve aoc e só fica nisso | ATUALIZAÇAO DE SOFTWARE | FIRMWARE | JOAREZ |
DIGITEK | CD14X CJ16 21CTV5ST | Sem imagem e com som | C561 fonte de 115V com ESR elevada (220µF/160V). | Valecovo | |
Mark | TVD1420TX | No video, grey picture with white lines | 1ohm resistor on the mainboard next to the connector for the rgb | ||
Decca | D14TT92 | Dead set, with 300v across smoothing takes a very long time to discharge, watch out! | Check RP06 3.9M ohm for O/C, the one I had had nothing else gone | ||
Ferguson | TX807 D14R | Burst of EHT at sw on then reverts to st/by | RP68 0R68 safety res o/c near LOPTx | ||
Ferguson | TX805 D14R | Dead - no st/by | 300v on LOPTr - RP41 68k 1/2w o/c also replaced RP42 68k 1/2w | ||
Ferguson | TX805 D14R | Dead - may be int | Check 68k start up res & dry joints FOP chip IF01 | ||
Ferguson | TX805 D14R | Dead - D50 150v HT prot zener s/c, also blows LOP/Chopper Tr S2000AF | CP90 0µ22 50v in chopper feedback cct | ||
Ferguson | TX805 D14R | Blank raster with fb lines - sound ok | RT40 68k on crt base | ||
Ferguson | TX80 D14R | Int blows excess volts prot diode DP50 ZPU150 | Dry joint at wire link from pin 5 LOPTx | ||
Decca | D14RKG5 | Sound absent | LA602 choke on spkr/hphone pcb o/c | ||
Decca | D14RFG7 | Shuts down at sw on | s/c in crt htrs to chassis- cut print to earth side of crt htrs & fit 1N4005 between htr pin & chassis | ||
Decca | D14RFG6 | Goes off aft 10 mins with led flashing 4 times | check R909/R913/R922 all 180K on the crt base | ||
Decca | D14RFG6 | Dead - no LED | Q404 s/c, Q801 s/c, D805 s/c, R814 o/c & 2A fuse blown | ||
Decca | D14RFG5 | Lines at bottom when heated | FOP IC TEA8172 |