| Make | Model | Problem | Solution | Date |
| | | |
| Found: 12
|
| Logik | 1401 TLG0101 | No frame. | R313 ( 8.2ohm ) o/c , Q310 , Q301 ( 2SA940/2SC2073 ) . | 14-09-04 |
| Logik | 4090 TX90 | No colour | D103 ( BAV20 ) connected to pins 19 &23 of decoder IC. | 14-09-04 |
| Logik | 4090 TX90 | No colour with faint blue cast. | C157 ( 22nf ) leaky on pin 18 of IC103. | 14-09-04 |
| Logik | 4090 TX90 | No colour. | C157 , C159 ( 22nf ) o/c , D103 high or dry jointed. | 14-09-04 |
| Logik | 4090 TX90 | No sync. | C125 ( 2.7nf ) , C129 ( 68nf ) | 14-09-04 |
| Logik | 4094 TX95 | Tuning - no tuning. | R56 2.4k res o/c , IC 902 ( M293B1 ) on side board. | 14-09-04 |
| Logik | 4294 TX | Sound - low or distorted. | Adj coil next to sound o/p IC | 14-09-04 |
| Logik | 4298 TX100 | Dead. | D15 ( BY299 ) in psu s/c. | 14-09-04 |
| Logik | 4298 TX100 | Fast tripping. | LOPTX | 14-09-04 |
| Logik | 4298 TX100 | Frame scan distorted. | IC TDA3651 frame IC. | 14-09-04 |
|
|
| Logik | LK-74 | Fault on 74cm T.V., frame collapse with slight lines above center collapse, susspect corrupted EEPROM (24C04), replaced FOP (TA8403K), picture I.C. = TB1238AN, suss data corrupt, need .hex file/set up data[list:b9d4509a8f][/list:u:b9d4509a8f] | Hi there I presume you have checked for the correct voltage on the input side of the field output ic also the sandcastle pulse,the capacitors in the field stage are always prone to drying out too due to the heat in the area. | 11-07-05 |
| Logik | TX90 | Snowy picture - channels 1-8 not storing. | IC902 ( M293B1 ) | 14-09-04 |