| Make | Model | Problem | Solution | Date |
| | | |
| Found: 749
|
| Goodmans | 255NS | Field collapse | Replace field chip IC301 (TBA8351), C413 (47uF 160v) and D408 (BYV95C) & check for dry joints | 14-09-04 |
| Goodmans | 255NS | no picture - sound, heaters, EHT were OK. | Decoupling cap C417 4n7 400v leaky | 14-09-04 |
| Goodmans | 255NS | No sync - line or field | TDA8362 sig proc chip under screening can | 14-09-04 |
| Goodmans | 255NS | Reverts to st/by int | R840 150R, Q803 BUT11, D811 BYV950 | 14-09-04 |
| Goodmans | 255NS | WEAK CONTRAST AND POOR SYNC ON AV2 | REPLACE DA18 | 14-09-04 |
| Goodmans | 255NS/285NS | Blank raster int reverting to st/by - no R/C response | No osc on I602 multi sound proc chip - resolder X601 or replace Xtal | 14-09-04 |
| Goodmans | 255NS/285NS | OSD smeary - esp on Greens | I501 TDA8375A leaky across G/B I/p pins - replace IC | 14-09-04 |
| Goodmans | 256/286 L6.3 | Dead with loud whistling | C2912 2n2 2kv on 110deg module burnt - Pt no 482212613451 | 14-09-04 |
| Goodmans | 256/286 L6.3 | Field collapse | 3928 1R 1/2w fusible o/c (behind LOPTx) | 14-09-04 |
| Goodmans | 256/286 L6.3 | No E-W & lack of width | 7908 STP4NA40F1 s/c on deflection panel - Pt no 482213063725 | 14-09-04 |
|
|
| Goodmans | 256/286 L6.3 | St/by only | 6503 BYD33D leaky, 1502 0.63A fusible hi res (causes low volts to jungle chip) | 14-09-04 |
| Goodmans | 256/286 L6.3 | Txt & OSD rolling - pic stable | IC7600 micro SAA5296P8/095 - replace with SAA5296P8/217 pt no 482220917219 | 14-09-04 |
| Goodmans | 256/286 L6.3 | Txt shifted laterally - sometimes wont find page | 2606 100n sm cap leaky or o/c | 14-09-04 |
| Goodmans | 256NS | Dead & whistling | C2912 blue disc cap 2n2 2kv leaky | 14-09-04 |
| Goodmans | 256NS | E-W dist | capacitor 2913 (390n 250v) and 7908 (STP4NA40F1 mosfet) | 14-09-04 |
| Goodmans | 256NS | No E/W correction & low width | 390 nF 250 v cap ( ref 2913 ) big blue cap on the E/W board | 14-09-04 |
| Goodmans | 256NS L6.3 | E/W faulty with hum & burning smell | C2913 causing hum, Q3924 causing E/W fault | 14-09-04 |
| Goodmans | 256NS L6.3 | Line collapse | R3930 560R safety res o/c, C2915 390nF 250v o/c | 14-09-04 |
| Goodmans | 256NS L6.3AA Chassis | E/W dist | C2913 (390n 250v) and 7908 (STP4NA40F1) mosfet | 14-09-04 |
| Goodmans | 2575 | dead | 2A fuse o/c; chopper tr S2000AF s/c; replace C102 100µ, C103 100µ, C107 100µ; D33 1N4007 mains rect s/c; | 14-09-04 |
| Goodmans | 2575 | Dead - Ht very low | BY448 diode in EW stage s/c | 14-09-04 |
| Goodmans | 2575 | DEAD , TRIES TO START.RED LIGHT FADES AND PULSES DIE | RUN DIODE D35 , PRIMARY OF s Mode BA157 | 14-09-04 |
| Goodmans | 2575 | Dead with chirp | C134 10n, 1k6 burnt, loptr S2055AF s/c | 14-09-04 |
| Goodmans | 2575 | dead with smoke | dry joint/ burnt C134; D45 BY228 | 14-09-04 |
| Goodmans | 2575 | Dead with smoke | Link 13 dry joints | 14-09-04 |
| Goodmans | 2575 | E/W faulty | TDA4950 - volts readings don't agree with cct diag even when ok | 14-09-04 |
| Goodmans | 2575 | Int reverts to st/by | Check elects on psu pri & dry joints - check HT = 142v | 14-09-04 |
| Goodmans | 2575 | No red | R26 68k on crt base o/c | 14-09-04 |
| Goodmans | 2575 | off burning smell | 10R 5w resistor feed to lop tr overheats. Lop tr leaky, when replaced eht hi. C134 10n line flyback tuning cap had dropped in value | 14-09-04 |
| Goodmans | 2575 | reverts to st/by aft few secs | C108 in chopper cct | 14-09-04 |