Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Fidelity | ZX2000 | No pic - sound ok | Ai volts low - 10n 2kv decoupler leaky | ||
Fidelity | ZX2000 | No colour | IC6 ( TDA1365 ) | ||
Fidelity | ZX2000 | Intermittent no signals. | Leak from R121 lower leg touching print. | ||
Fidelity | ZX2000 | Frame collapse. | IC9 ( TDA1170S ) | ||
Fidelity | ZX2000 | Frame - foldover & lack of height. | C706. | ||
Fidelity | ZX2000 | Dead - tripping. | IC TDA2581. | ||
Fidelity | ZX2000 | Dead - fuse's ok. | Droper R801 ( 18k ) o/c , chopper transistor , D24 ( RGP15J ) | ||
Fidelity | ZX2000 | Dead - blowing chopper transistor. | R826 ( 39R ) goes high. | ||
Fidelity | ZX2000 | dead | Pulsing 7v at ZD5 12v zener; R801 18k 8w o/c | ||
Fidelity | ZX2000 | Dark picture. | C412 ( 100pf ) leaky. | ||
Fidelity | ZX2000 | Channels - will not go to ch 3. | IC ML923 tuning chip. | ||
Fidelity | CTM2000T | Tripping | 10nf lop tuning cap burn up & BU508A lop tr leaky | ||
Fidelity | CTM2000R | Loss of sync when heated | C100 33µ 250v HT res cap (HT still measured ok at 119v) | ||
B & O | MX2000 31XX | Standby - no standby light. | RP43 0.47ohm o/c , CR67 ( 1 , 000uf ) on microcomputer PCB8. | ||
B & O | MX2000 31XX | No sound. | 6Mhz coil LD40 o/c. |