Make | Model | Problem | Solution | Date |
| | | |
Found: 253
|
Akai | TV3451 Stereo+2 | Dead | VO10 | 14-09-04 |
Amstrad | STV20 | No col, pic dark & bending at sw on | C73 100µ 35v | 14-09-04 |
|
Amstrad | STV20 | No startup - relay chattering. | R1997 ( 3.3MR ) gone high. | 14-09-04 |
Amstrad | STV20 | St/by only | R1997 2M2 o/c | 14-09-04 |
Amstrad | STV20 | Whistle from psu | STK73907 IC1901 | 14-09-04 |
Amstrad | STV2100N | Cuts out to snow. No Nicam LEDs, goes to st/by when heated | Test point between NICAM pcb & tuner screening can shorting together | 14-09-04 |
Amstrad | STV2100N | Red tint varies | Black conductive gunge near dec chip - scrape away all gunge | 14-09-04 |
Amstrad | WSTV3032 | Dead - BU2525 LOPTr s/c | When replaced ran hot with smoke from D01 - EW driver chip STV2145 faulty | 14-09-04 |
Amstrad | WSTV3032N | Accessing service mode | Enter code 089 | 14-09-04 |
Amstrad | WSTV3032N | Removing child lock | press in this order P+ P- V+ V- with the round central button on the hand set, then press o.k. this has to be done in a quick shot within 4 secs, then the lock will be cleared . | 14-09-04 |
Amstrad | WSTV7328NF 11AK19 | Narrow with E-W bowing | R629 10R o/c - check for dry joints on caps | 14-09-04 |
Bush | 28ZFK WST66 | Dead set. TP2 (FET) Blown and also diode in bridge rectifier cct. | Fit new FET(I fitted a BUZ91 type instead of a P4NA80FI) and IN4007 diode in bridge cct | 14-09-04 |
Bush | 28ZKFWST66 | Blank raster | Check TP6 BD441 5v reg, dry joints chopper trfmr | 14-09-04 |
Bush | 6690 Vestec | No vol/chan change or menu functions in analogue functions. Digi tuner works OK | Reset remote handset by pressing Left/Right/ Down cursor keys & No 1 button together and holding for 5 secs. Note if fault does not clear suspect micro IC. | 14-09-04 |
Bush | WST Professional 4400 series | Service Mode access | hold menu button while turning CTV on until the red LED lights up. Release the menu button and press standby. | 14-09-04 |
Bush | WST66 | Dead - LOPTr S2000AF-1 s/c | When replaced, loud crack & went the same way as predecessor - LOPTx arcing thro pinhole | 14-09-04 |
Bush | WST66 28ZKF | Trips once then dead - LOPTr S2000AF1 s/c | LOPTx cause - FAT30564 ?19.38 SEME | 14-09-04 |
Bush | WST66 4400 | Dead - LEDs ok & EHT rustle | No 5v supply pin 39 & 44 of ICR1 & TP6 - BD441 faulty | 14-09-04 |
Bush | WST66W/S | Int start up; blank screen; no R/C operation | TP6 BD441 in st/by 5v supply - check heatsink clip secure | 14-09-04 |
Daewoo | 2898ST | No Txt | Reprog EEPROM using service remote | 14-09-04 |
Daewoo | GB2898ST | Buzz on sound at low level | resolder fop chip heatsink | 14-09-04 |
Daewoo | GB2898ST | No e/w correction | Q404, next to the E/W o/p tr 2SC3198 leaky | 14-09-04 |
|
Daewoo | GB2898ST | no picture - sound, heaters, EHT were OK. | Decoupling cap C417 4n7 400v leaky | 14-09-04 |
Daewoo | GB2898ST | Sound only - no line drive | R820 feed to 12v & 8v feed should be 2R - was 10R in this case | 14-09-04 |
Daewoo | GB2898ST | St/by only | C815 1000µ 25v o/c | 14-09-04 |
Fidelity | WSTV3132NF | Dead - LOPTr s/c - when replaced only low buzzing/no EHT | EHT lead s/c (has bleedere as'y fitted) | 14-09-04 |
Fidelity | WSTV3132NF | Dead with s/c LOP Tr & safety res burnt | IC801 TDA8380 R805-R809 1R opto CNX82A, R821 8R2 ,R814 47R,Q840, BC501Q used BC639, R841 1k2,Q810 BUW13,R815 10k,Q601 BU508A & replace eht bleed assembly with regular eht lead as original is obsolete | 14-09-04 |
Fidelity | WSTV7028N 11AK19-8A | Width | C630 0.27pF dry joints, Q603 BUK444 leaky, E-W coil shorted turns (looked ok) | 14-09-04 |
Fidelity | WSTV7028NF | Excess width & E-W bowing, removing E-W tr Q683 makes no diff | L604 s/c (res should be approx 3R) self rewound 293turns | 14-09-04 |
Fidelity | WSTV7028NF | Low width & R629 2R2 fusible o/c | C630 270nF 250v (no physical sign of being faulty) | 14-09-04 |