| Make | Model | Problem | Solution | Date |
| | | |
| Found: 73
|
| Crown | CRP21 | Child lock removal | s/c pins 4 & 17 of R/C. Press 'clear' then 'pass'. S/C pins again twice. To clear press 'clear'. | 14-09-04 |
| Crown | CRP21T | dead | R599 2k 5w - replace Q579 too | 14-09-04 |
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| Crown | CRP21T | dead | Q101 BUZ77 FET chopper s/c, R101 5R6 5w o/c, R108 220k, R109 330k hi res. Also check chopper tfmr for leaky feedback windings + TDA4605 | 14-09-04 |
| Crown | CRP21T | Dead Q101 PSU Chopper s/c | R108 220k & R109 330k hi res | 14-09-04 |
| Crown | CRP21T | int dead | 2SC1573A line driver Q579 (may check ok) | 14-09-04 |
| Crown | CRP21T | Int symbols showing when Micro & Xtal fitted with blank raster | Fit D483 in its posn between micro & tuner/IF (No diode previously fitted) | 14-09-04 |
| Crown | CRP21T | No signals | R127 12k o/c | 14-09-04 |
| Crown | CRP21T | Pass Code - resetting | open hset if SAA3004P s/c pins 2+18; if KS51900-43 or OHS2015DN s/c pins 18 + D6; if GMS30150 9514 s/c pins 4&17. Sw on tv, press chan button so PASS displayed, insert R/C batts & point at tv. PASS CLEAR appears on tv. Remove R/C s/c to end set up. | 14-09-04 |
| Crown | CRP21T SM1 Mono | Stuck in standby. | R599 2k 5watt in PSU o/c , check Q579. | 14-09-04 |
| Crown | CRP21T(S) | Dead - internal fuse intact (due to power surge) | Q101 BUZ90F, IC104 TDA4605 & R101 5R6 5w | 14-09-04 |
| Hitachi | C14P218 | St/by only | R902 82k o/c, R903 82k o/c | 14-09-04 |
| Osaki | P21H | No pic - sound ok | EM115 line dr trfmr dry joints | 14-09-04 |
| Sanyo | A5 CBP2180 | int. dead | resolder Q432 | 14-09-04 |
| Sanyo | A5 CBP2180 | int. frame collapse | replace L451 33uH (int. o/c, delivers 24V supply from LOPTx pin 6) | 14-09-04 |
| Sanyo | A5 CBP2180A | Field collapse | L451 connection faulty (hidden under a blob of glue) | 14-09-04 |
| Sanyo | CBP2145 | Bright pic with fback lines | R478 o/c | 14-09-04 |
| Sanyo | CBP2145 | Interference lines on picture | IC361(LM7812 | 14-09-04 |
| Sanyo | CBP2145 | No sync | D1010 5v zener | 14-09-04 |
| Sanyo | CBP2145 | One colour dropping out. | Resolder transistors & edge connector on CRT base. | 14-09-04 |
| SANYO | CBP2145 | PATTERN ON SCREEN AFTER 1 HR | REPLACE C364 AND C398 100MFD25V | 14-09-04 |
| Sanyo | CBP2145 | Poor pic until heated | C364/395/397all,[100mf 16v] C396,[470mf,16v] C398,10mf,16v] | 14-09-04 |
| Sanyo | CBP2145 E2 | Arcing noise and flashing pic for first 10 mins or line tearing on high brightness scenes | C364 100µ in 12v supply | 14-09-04 |
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| Sanyo | CBP2145 E2 | Field - partial collapse, no sound & shaky pic | C346 & C398 100µ 25v in psu | 14-09-04 |
| Sanyo | CBP2145 E2 | Field collapse | Dry joints FOP stage & check 10µ 25v caps in this stage | 14-09-04 |
| Sanyo | CBP2145 E2 | LINE PULLING + BUZZING FROM COLD | C364 100uF 16v | 14-09-04 |
| Sanyo | CBP2145 E2 | LOSS OF SIGNALS | L391 5v SUPPLY TO TUNER. CAN REPAIR THEMSELVES AS SET WARMS UP. | 14-09-04 |
| Sanyo | CBP2145 E2 | No signals | Check L391 coil which supplies 5v to tuner - can be int | 14-09-04 |
| Sanyo | CBP2145 E2 | No sigs at sw on - ok when heated | C397 & C364 10µ 16v | 14-09-04 |
| Sanyo | CBP2145 E2 | No sigs for first 10 mins & only chans 3 & 4 selected | Ripple on 5v supply - C395 100µ 16v | 14-09-04 |
| Sanyo | CBP2145 E2 | No start up | D331 opto had slight leak | 14-09-04 |