Make | Model | Problem | Solution | Date |
| | | |
Found: 17
|
Samsung | CI3312Z | Arcing then dead | HT low at 70v - R412 overheating, FOP chip KA2131 leaky, HT now high at 180v - R807 11k hi res | 14-09-04 |
Samsung | CI3312Z | Arcs then goes dead . R412 overheats , KA2131 sc . | Remove frame IC and check HT , if high ( should be approx 110v/120v ) R807 11k high in Psu | 14-09-04 |
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Samsung | CI3312Z | Colour int lost | X501 8.8Mhx Xtal - to set up short pins 1 & 6, 21 & 22 of IC501 & adj CV01 for floating pic | 14-09-04 |
Samsung | CI3312Z | Dead | Check for dry joints R823 in 12v reg feed & R411 across pri line driver trfmr | 14-09-04 |
Samsung | CI3312Z | Dead | R801 5R6 o/c, Q801 BU508A s/c, C816 split & check C811, 808, 817, 813 & check for dry joint on P802 | 14-09-04 |
Samsung | CI3312Z | High HT blows resistors in LOP stage | R807 11k had increased to give 157v HT instead of 125v at D821 | 14-09-04 |
Samsung | CI3312Z | Lack of height | R302 470k hi res | 14-09-04 |
Samsung | CI3312Z | NEEDS DEGAUSSING REPEATEDLY | REMOVE PLUG + SOCKET ON COILS | 14-09-04 |
Samsung | CI3312Z | No search tune - tuning volts stuck at 29.5v | Dry joint RQ01 | 14-09-04 |
Samsung | CI3312Z | No search tuning - tuning rail stuck at 30v | RQ01 dry | 14-09-04 |
Samsung | CI3312Z | No signals | No 33v at collector of RQ04 - RR05 10k ?w o/c | 14-09-04 |
Samsung | CI3312Z | No sound | R709 27k which feeds ident signal to pin 29 of micro RIC01 o/c | 14-09-04 |
Samsung | CI3312Z | No sound except thro' SCART | IC601 CD4066BCN sw chip faulty | 14-09-04 |
Samsung | CI3312Z | Oversized picture - set arcing over. | 125v at D821 high R807 ( 11k ) gone high. | 14-09-04 |
Samsung | CI3312Z | St/by only | No SCL SDA at pins 39 & 40 of micro RIC01. RX01 10Mhz Xtal faulty | 14-09-04 |
Samsung | CI3312Z | Vol at max though osd changes | R615 8k2 in DC vol cont network | 14-09-04 |
Samsung | CI3312Z P58SC | Dead with mains fuse or R601 5R6 7.5w o/c | Check C816 for s/c or leaky (2n2 2kv) | 14-09-04 |