| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Panasonic | Z4 | Int failure to start | Check dry joints but LOPTr was responsible this time | ||
| Panasonic | Z4 | INT CHROMA | C2651 INT OC ON BOARD C NEAR IC2651 ( CHROMA SWITCH IC ) | ||
| Panasonic | Z4 | Flyback lines - over bright picture. | R380 ( 680k ) o/c not through PCB properly. | ||
| Panasonic | Z4 | FIELD ROLL FROM COLD | C402 3u3 TANTALUM US | ||
| Panasonic | Z4 | DOTS ON PICTURE ONLY WHEN USED ON INDOOR AERIAL | DRY JOINT ON COIL INSIDE TUNER UNIT ( JUST ABOVE PIN FURTHEST FROM AER. SOCKET ) | ||
| Panasonic | Z4 | dead - STR54041 blown also Q801, 802, R802 | happens every few weeks - checked mains plug & deguassing positor | ||
| Panasonic | Z4 | Dead - slight eht rustle at sw on - no st/by | Works on reduced mains 100v; - STR54041-M | ||
| Panasonic | Z4 | Dead | R802 4R7 o/c; IC801 STR54041 s/c; C808 10µ 63v, Q801 & 2 2SD965 leaky. Note:- C809 = 10µ 6.3v | ||
| Panasonic | Z4 | Dead | 270k START UP RESISTOR IN POWER SUPPLY OC | ||
| Panasonic | Z4 | BRIGHTNESS SLOWLY INCREASES UNTIL SCREEN COVERED I | R380 680k ON CRT PCB OC | ||
| Panasonic | Z4 | Blows lop transistors periodically | Check right type fitted - should be 2SD1541LB | ||
| Panasonic | Z3-T | TDA4505M-N3 replacement by TDA4505E | Re-align AFC as nec only | ||
| Panasonic | Z3-T | Replacement of TDA4505M-N3 | You can use cheaper TDA4505E if re-align afc coil only | ||
| Panasonic | Z3T | Startup - no start up - intermittent. | D1124 ( 5.1V ) zener leaky. | ||
| Panasonic | Z3T | Field scan distorted - int collapse | Dry joint IC101 IF/TB gen TDA4505M esp pin 2 |