| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Panasonic | Alpha 2 | AFTER 1hr TEXT FLASHES ON SCREEN . TEXT LOSES SYNC | C3511 10nF | ||
| Panasonic | Alpha 1W | No sound or picture - squealing from PSU. | D854 s/c , if still no good suspect LOPTX. | ||
| Panasonic | Alpha 1W | NO COLOUR | TDA3562A | ||
| Panasonic | Alpha 1W | Loud wine but no picture. | R851 ( 1.2R fusible ) go's high. | ||
| Panasonic | Alpha 1W | Field collapse | TDA4505M faulty - use TDA4505E & change R112 from 1M5 to 470k & R113 from 22k to 470k | ||
| Panasonic | Alpha 1W | Dead | No 12v supply to line osc pin 7 IC101 from 12v reg IC851 - D855 o/c | ||
| Panasonic | Alpha 1W | Cogging on verts | C808 10µ50v | ||
| Panasonic | Alpha 1W | Chan ind lit with whistle & nothing else | No line drive traced to IC101 TDA4505-M1 jungle chip | ||
| Panasonic | Alpha 1 TXC74 | Width lacking | Q753 2SD762 o/c | ||
| Panasonic | Alpha 1 TXC71 | Sound noisy - ok thro scart | C2401 dry joint on AV/tuning/control board | ||
| Panasonic | Alpha 1 TX3 | Line whisle with cogging verts | STR54041M - also check elects | ||
| Panasonic | Alpha 1 TX2482 | Line foldover then dead with LOPTr 2SD1441 s/c | Check for dry joints line dr trfmr & LOPTx | ||
| Panasonic | Alpha 1 | Whistling D854 s/c (RM2) | C808 10mfd 63V in psu o/c Replace RM2 | ||
| Panasonic | Alpha 1 | Tuning - drift. | IC801. | ||
| Panasonic | Alpha 1 | Tripping with field collapse | R7000 180k & R7005 150k start up res on side panel |