Make | Model | Problem | Solution | Date |
| | | |
Found: 165
|
Alba | CTV55 | bright pic | black bars present when A1 reduced - HT res cap C437 22µ 250v | 14-09-04 |
Alba | CTV55 | Dead | s/c reading in lop due to D404 FR155 eff diode (pin 11 to chassis) | 14-09-04 |
|
Alba | CTV55 | DEAD LINE OP TRANSISTOR READS SC | D404 SC | 14-09-04 |
Alba | CTV55 | NO LUMINANCE | CHECK R423 100k R429 180k Q303 IF REMOVING D309 CURES TRY Q304 R366 22k | 14-09-04 |
Alba | CTV55 | No luminance | Check R429 180k & R423 100k in beam lin cct. R366 22k | 14-09-04 |
Alba | CTV55 | No pic OSD OK | R366 ( 22K ) | 14-09-04 |
Alba | CTV55 | Smeary pic | RGB colls only 100v, L501 330µH o/c | 14-09-04 |
Alba | CTV57 | Dead - st/by only | No HT - R221 270k o/c & check R228 270k & Q116 s/c b-c used BC547 in lieu | 14-09-04 |
Alba | CTV5984 | Bright green raster with fb lines | IC901 TDA6108JF RGB o/p chip | 14-09-04 |
Cascade | TV510 | BLOWS LINE OP TRANSISTOR AT SWITCH ON | VR901 , ZD901 , ZD902 | 14-09-04 |
Cascade | TV510 | Blows LOPTr at or shortly aft sw on | HT supply high until warmed up (should be 112v) - VR901 HT pot | 14-09-04 |
Cascade | TV510 | St/by only | HT at lop tr = 125v (112v); C909 47µ 63v, R414 12R 2w o/c; ZD401 12v zener s/c | 14-09-04 |
Cascade | TV511 | Tripping | Sparking between scan coils - replaced & fop chip AN5521 | 14-09-04 |
Cascade | TV511T | Dist sound | Tweak reqd on sound trap coil | 14-09-04 |
Cascade | TV511T | Trips at sw on with crack - high HT | C909 47µ ZD402 12v zener s/c & R422 o/c | 14-09-04 |
Panasonic | TC29V50R MX2 | Dead | R833 (22E) emitter resistor to Q802 in power supply | 14-09-04 |
Roadstar | CTV552 | Dead | Check CP22 & 30 100µ & RP04 & 05 180k. QP01 2SA1012 - use BD224C in lieu. ZP06 6v8 zener & RV01 4R7 & ICV1 TDA3653 | 14-09-04 |
Schneider | STV5187CH 11AK19-48 | Dead with LED lit Green | No line drive - TDA8840-1Y (can use 2Y suffix but will need to adj brill) | 14-09-04 |
Schneider | STV5501 11AK19 | Bright screen with fb lines | Check D609 BA159 & its series connected resistor | 14-09-04 |
Sharp | 4BSA DV5161H | int. goes to stby | resolder blue tuning cap C610 near LOPTx | 14-09-04 |
Sharp | 4BSA DV5161H | unstable line output from cold, no teletext | EEPROM IC1002 (CHIX1463CJHA), Q1010 BC338 o/c B-E, R604 3k3 0.33W o/c | 14-09-04 |
Sharp | 4BSC DV5940H | dead, LOPTr s/c | Q600 2SD1546 s/c, SMD Q606 2SC2412 leaky, resolder scan coil plug | 14-09-04 |
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Sharp | 4BSC DV5940H | stuck in stby | D600 1N4936 s/c, R645 1R 1W o/c on LOPTx pin 3 | 14-09-04 |
Sharp | BCTVA DV5932H | at switch on reverts back to stby | C725 220uF10V, C729 470uF 16V | 14-09-04 |
Sharp | BCTVA DV5932H | dead or tripping | TDA8350Q s/c, C627 1nF 2kV leaky | 14-09-04 |
Sharp | BCTVA DV5932H | E-W error | replace frame IC and 36V zener (s/c) | 14-09-04 |
Sharp | BCTVA DV5932H | Ok from cold, then pic starts to flash | IC500 TDA830Q | 14-09-04 |
Sharp | BCTVA DV5932H | pic moved to top, E-W distortion | L604 shorted turns (RCILP0104CEZZ) | 14-09-04 |
Sharp | BCTVA DV5935H | dead, LOPTr s/c | C712 100uF 50V, L700 VPCF3R3K0000-1, R715/R734 0.56R 2W (VRN-VV3DBR56J), IC700 MC44602 (RHIX1487BMZZ), Q705 2SD1546, Q600 2SD1546, D718 1N4732 (RHEX0487BMZZ) | 14-09-04 |
Sharp | BCTVA DV5935H | stuck in stby | LOPTr Q600 2SD1546, C619 (marked C617) 0.56uF 250V swollen (RC-FZ6564BMNJ), R619/R632 39R 0.5W burnt. Check pin 11 of IC500, if s/c replace IC500 TDA8350Q (RHIX1471BMZZ) | 14-09-04 |