| Make | Model | Problem | Solution | Date |
| | | |
| Found: 438
|
| 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 |
| 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 |
| Samsung | CI3351 P68 | Int dead when hot | C808 ( 330pF ) | 14-09-04 |
| Samsung | CI3351A | Dark pic | C907 1nF 2kv decoupling cap on crt base leaky | 14-09-04 |
| Samsung | CI3351A | Dead - no start up volts pin 4 IC801 | Chip faulty SDH209B | 14-09-04 |
| Samsung | CI3351A | Int dead when heated with no st/by led | C808 330pF 2kv disc cap in snubber network - checked ok out of cct | 14-09-04 |
| Samsung | CI3351A | Width reduced with bright vert section | wform at coll of Q401 driver rounded - D405 1N4003 in supply o/c (startup feed diode D404 was in action all the time) | 14-09-04 |
| Samsung | CI3351A P68SC6 | Dead | CHECK RESISTORS FEEDING PIN 4 IC801 IF OK REPLACE IC801 | 14-09-04 |
| Samsung | CI3351X | Dead | IC801 SCH209B; R803 270k; R804 270k | 14-09-04 |
| Samsung | CI3351X | Field collapse - no sound | R418 1R o/c | 14-09-04 |
| Samsung | CI3351X | Int goes into search tune | RX01 10Mhz | 14-09-04 |
| Samsung | CI3351X | Int going into search tuning mode. | RX01 ( 10Mhz ) faulty. | 14-09-04 |
| Samsung | CI3351X | Int interference on picture. | Aquadag earth lead loose. | 14-09-04 |
| Samsung | CI3351X | Int loss of col | Loose conn BCGND on crt base | 14-09-04 |
| Samsung | CI3351X | Interference on pic - int | Aquadag earthing loose | 14-09-04 |
| Samsung | CI3351X | No colour Int. | Loose connector BCGND on CRT panel. | 14-09-04 |