Make | Model | Problem | Solution | Date |
| | | |
Found: 21
|
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 |
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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 | MX4500/5000 | Tuner int | Discard VHF tuner if not reqd or blanket resolder (nearest ae skt) | 14-09-04 |
Fidelity | ZX5000 | Blank raster with lines at top & noises | C18 HT res cap 220µ 250v | 14-09-04 |
Fidelity | ZX5000 | dead | BUT56A chopper tr s/c, C28 10n burnt leg, C5 4µ7 replaced, C18 100µ 250v o/c | 14-09-04 |
Fidelity | ZX5000 | Dead - Chopper tr BUT11A s/c | Replace C5 4µ7 63v, C7 220µ 25v, IC1 UC3844N, IC13 CNY75B opto | 14-09-04 |
Fidelity | ZX5000 | Dead BUT56A s/c. | R120 ( 3.3ohm ) o/c , R115 ( 0.68ohm ) , C5 ( 4.7uf ) , IC13 ( UC3844 ) | 14-09-04 |
Fidelity | ZX5000 | Dead. | HT low at 30v , C18 ( 100uf 250v ) | 14-09-04 |
Fidelity | ZX5000 | NO GREEN AND NO COLOUR UNLESS BRIGHTNESS TURNED UP | VCU2213 US | 14-09-04 |
Fidelity | ZX5000 | No green unless on low brill & no col until brill control turned up & col out of register | VCU2213A video codec chip | 14-09-04 |
Finlux | 5000 | Chopper tr BUZ91 Tu1fails aft 10 ins | Check Du7 BYV36C diode in snubber network | 14-09-04 |
Finlux | 5000 | Dead , BUZ91 chopper transistor Tu1 s.c , both fuse | Should have 1.2 -2.5V at pin 2. If OV , replace Ru24 and Ru26 ( both 150k ) . Should be 1.8V at pin 3. If high , replace Ru22 and | 14-09-04 |
Finlux | 5000 | Dead BUZ91 chopper tr s/c & 3 fuses o/c | Check Du1 BY500, Ru24/26 150k, Ru22/23 374k | 14-09-04 |
Finlux | 5000 | Dead with noises | Cu34 220µ 385v mains cap o/c | 14-09-04 |
Finlux | 5000 | Int goes pink with fb lines | JE38 link dry jointed (part covered by front plastic) | 14-09-04 |
Finlux | 5000 | No luminance - sound/text ok | Te9 BC857 - not marked on pcb - base to pin 9 txt pcb, 1k emitter res Ra88 to junct Re31 & Re35 | 14-09-04 |
Finlux | 5000 | No signals | Tuner supply pin 3 stuck at 30v (0-24v); ICa2 EEPROM faulty | 14-09-04 |
Finlux | 5000 | Wont come on from st/by (ok from front) | Du4 BYS27-45 7v supply rect | 14-09-04 |
Granada | C51KF6 Finlux 5000 | Dead - no LED ind | Wickman Fuse Su3 (1A6) o/c , TU1 IRFBC40 - BUZ91 fitted in lieu, Du7 BYV36C also check Su3 for o/c & Tu1 for s/c | 14-09-04 |
Saisho | CM260TT ZX5000 | Dead | Tr1 BU145A chopper tr s/c, 1.6A fuse o/c, IC13 TIL111 opto coupler - IC1 UC3844 replaced as a precaution | 14-09-04 |