Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por:![]() |
---|---|---|---|---|---|
Grundig | CUC4410 | No pic - sound ok - no line drive | Comes from IC526 TDA8140 which was dry jointed & faulty | ||
Grundig | CUC4410 | Excess width | D7102 ZPD30 in E/W module s/c | ||
Grundig | CUC4410 | Dead - BU508A LOPTr s/c | TDA8140 chip giving dist line pulses - chip was casue of problem | ||
Grundig | CUC4401 | Dead o/p volts from psu low | C633 100µ 25v o/c | ||
Grundig | CUC4400 | SEVERE PICTURE DISTORTION IN IF STAGE | TDA5931 US | ||
Grundig | CUC4400 | Poor pic with ringing | TDA5931 IC2210 on if panel | ||
Grundig | CUC4400 | No sound or Picture, EHT normal, screen is black. | Change T2213 and T2221 on IF board. No leaks or any other defects were detected. | ||
Grundig | CUC4400 | No sound or Picture, EHT normal, screen is black. | Change T2213 and T2221 on IF board. No leaks or any other defects were detected. | ||
Grundig | CUC4400 | Int refuses to go to st/by | Check mains sw wiper contacts | ||
Grundig | CUC4400 | Flickering/lines with pic breakup | C2257 100n 63v in line osc | ||
Grundig | CUC4400 | ERATIC LINE SYNC | C2257 100nF 63v | ||
Grundig | CUC4400 | Chan changes & vol varies int | IR detector TFMS3300 | ||
Grundig | CUC41KT | Dead. | D655 ( BYW76 ) s/c. | ||
Grundig | CUC41KT | DEAD POWER SUPPLY WORKING | TY40164 7812 OC | ||
Grundig | CUC41B | Memory - no & intermittent display at sw on. | IC663 ( MC78NI5 ) 15v supply to IC2301 down to 10v. |