| Make | Model | Problem | Solution | Date |
| | | |
| Found: 329
|
| Aiwa | VXT1000 | Dead TV sect | IC4 STK7348, R103 1R5 3w, R104 27R 3W, R105 1k 1/2w. C90 1µ 50v was to blame | 14-09-04 |
| Aiwa | VXT1000 | STK7348 chopper chip int fails | C88 3300pF 1kv can be the cause even tho' it looks ok | 14-09-04 |
| Aiwa | VXT1000 Mk2 | Dead | Ht ok at 120v - ICP1 o/c | 14-09-04 |
| Aiwa | VXT1000 Mk2 | Dead | STK7348 s/c pins 3 & 7, also R103 1R5 3W o/c, R104 27R 3w, R105 1k 1/2w & C90 1µ 50v | 14-09-04 |
| Aiwa | VXT1000 Mk2 | Dead - no line drive | D7 9v1 zener & C105 330µ 16v both s/c | 14-09-04 |
| Aiwa | VXT1000 Mk2 | Failure of IC STK7348 in tv psu | Replace:R102. 33ohmlW Part No S5 34A 330 000 R104 27ohm 3W Part No Sl 330 703 000(6.25UKP) RlOl 33ohm7W Part No Sl 330 862 000(8.37UKP) Also please check and if necessary replace:R103(3.76UKP) R105 Replace as required.
R109(4.00UKP) NOTE: Do not replace IC on its own.<< | 14-09-04 |
| Aiwa | VXT1000Mk2 | Dead | STK7348 psu chip & C88 0.0033pf 2kv | 14-09-04 |
| Aiwa | VXT1000Mk2 | Dead TV sect - vcr sect ok | C88 0.0033µ 1kv burnt; STK7348 psu chip s/c; R109 3R9 7w o/c | 14-09-04 |
| Aiwa | VXT1000Mk2 | No pic sound ok | C88 3n3 1kv burnt | 14-09-04 |
| Aiwa | VXT1000MkII | Sound no picture. | Replace IC4(STK7348) and C88(3n3 1kv). | 14-09-04 |
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| Amstrad | CTV1000 | Blank white raster , sound control o/c | Q7601 ( 25C1675 ) , C7901 ( 240pf ) S/C tune/f | 14-09-04 |
| Amstrad | CTV1000 | Line collapse | Dry joints line lin coil L7702 | 14-09-04 |
| Amstrad | CTV1000 | Line hold drifts int. | Dry on line hold control | 14-09-04 |
| Amstrad | CTV1000 | Raster - blank - sound Ok. | Q7601 ( 2SC1675 ) C7901 ( 240PF ) S/C | 14-09-04 |
| Amstrad | CTV2000 | Dead | Check C509 for o/c Or R726 ( 1k ) o/c | 14-09-04 |
| Amstrad | CTV2000 | Distorted sound. | R313 high in value. | 14-09-04 |
| Amstrad | CTV2000 | Field collapse | Check V at pin 9 TDA3652 ( 28V ) & V at pins 12 & 15 LA7800 .If no 12V at pin 12 R840 ( 10ohm ) 2Watt o/c | 14-09-04 |
| Amstrad | CTV2000 | Field top foldover | C720 4µ7 160v | 14-09-04 |
| Amstrad | CTV2000 | Int going off. | LOPTX arcing. | 14-09-04 |
| Amstrad | CTV2000 | Reduced height/foldover | C720 4µ 160v o/c | 14-09-04 |
| B & O | 4000 | Frame - int. | 5TR12 , 5C34 | 14-09-04 |
| B & O | 4000 | HT Fluctuates | Check 6R29 , 6R30 ( 56k ) For High Resistance Also 6C20 , 6R27 | 14-09-04 |
| B & O | 4000 | HT Fluctuates | 6D19 ( 39v Zener ) Leaky. | 14-09-04 |
| B & O | 4000 | Intermitant Field Scan | Check 5TR12 Base-Emitter & 5C34 ( 2000u f ) For o/c | 14-09-04 |
| B & O | 9000 33XX | Tripping - & going to standby. | Dry joint on C18 S-correction capacitor. | 14-09-04 |
| B & O | LS5000 | St/by only with LED dimming when chan butt pressed | Check connections in metal can under crt neck, esp wickman F1& micro, xtal etc - see Sept 91 TV Mag for article | 14-09-04 |
| B & O | LS5000 | Txt fault - blue blocks darken on lh side | C56 4µ7 25v & check for drys around IC2 on txt pcb | 14-09-04 |
| B & O | LZ5000 3766 | Won't work on batt - ok on mains | Aux sw behind mains sw contacts needed resetting - make sure battery supply is adequate | 14-09-04 |
| B & O | MX2000 | Bright on lh side, dark on right then goes completely dark | Dry joints pin 1 LOPTx | 14-09-04 |
| B & O | MX2000 | Dead TEA2026 defective | LOPTx desroys chip so replace as well & replace or fit 15v zener between o/p pin 7 chip & chassis | 14-09-04 |