Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por:![]() |
---|---|---|---|---|---|
Grundig | 3500 Chassis | No tuning , check pins 13 , 15 of tuner/IF for tunin | If stuck at 30v replace SDA3202 and SDA2516 | ||
Grundig | 1510GB | Intermittent or no colour. | R587. | ||
Grundig | 1510GB | Dead. | C863 leaky. | ||
Grundig | 1510B | Sound - intermittent or no sound. | Poor joints on speaker wires. | ||
Grundig | 1004 series | Excess Green | sm cap C904 1n between base and emitter of the o/p tr | ||
Grundig | 1003 series | Field collapse | HT feed R200 a 4R7, no apparent reason for it's failure. | ||
Grundig | 1002 series | No colour | ripple on Pin 39 of IC800 the Y/C chip. Resoldering the components in this area cured the fault even though nothing looked dry jointed. | ||
Grundig | 1001 series | No green | BC847 near to the Y/C proc IC | ||
Grundig | 1000 series | No power up | TR540 BC847 in micro reset circuitry. | ||
Grundig | 8787 | dead | RU05 & RU15 resistors sprung open & fuse VU09 o/c no other ff | ||
Grundig | 8636 | Bright line in centre over picture. | C468 ( 15u f , 25v ) | ||
Grundig | 8610 | Hum bar effect at centre & width reduced. | +D ( 36v ) supply reservior cap. | ||
Grundig | 8240 | Lack of blue. | R1958 o/c. | ||
Grundig | 7890 | Loss of 45v rail | IC430 TDA8350Q | ||
Grundig | 7400 | No picture. | D2751 on deflection module. |