Make | Model | Problem | Solution | Date |
| | | |
Found: 18
|
JVC | AV25F1 | Field collapse & no sound | Dry joints regs IC521 & 522 | 14-09-04 |
JVC | AV25F1 | Int dead | Dry joint between lie dr base & video/chroma board | 14-09-04 |
JVC | AV25F1 JX | Dead | Q001 SGSIF444 chopper tr s/c, IC001 TEA2261, CNX82A opto also replaced to prevent repeats | 14-09-04 |
JVC | AV25F1EK | Blank raster aft 45 mins | Field chip TDA3654 - s/castle pulse dist thus blanking pic with full invisible raster | 14-09-04 |
JVC | AV25F1EK | Dead - LED blinks on once at sw on | Loptx faulty | 14-09-04 |
JVC | AV25F1EK | Geometry of pic out | IC561 TDA8145 | 14-09-04 |
JVC | AV25F1EK | Int shut down | Opto coupler CNX92A & 2SC1815 | 14-09-04 |
JVC | AV25F1EK | Int sigs & other int functs | Dry joints IC522 | 14-09-04 |
JVC | AV25F1EK | Lack of width with foldover | Check for dry joints in line stage | 14-09-04 |
JVC | AV25F1EK | No sound | CP591 15cp IC501 TDA3810 s/c On 'ASP' small sub panel LH Side . | 14-09-04 |
|
JVC | AV25F1EK | No sound or field | FR527 6R8 1w also TDA3654 causing top cramp | 14-09-04 |
JVC | AV25F1EK | No Txt - when selected goes blank & returns to pic | IC004 PCF84C81P/064 on Txt pcb | 14-09-04 |
JVC | AV25F1EK | Text faulty - keeps jumping to random pages | solder bridge across pins 1 & 2 of IC02 SAA5243 Txt proc chip | 14-09-04 |
JVC | AV25F1EK JX Chassis | Dead - LOPTr Q502 BU508AFI s/c | Caused by faulty LOPTx | 14-09-04 |
JVC | AV25F1EK JX | INT. RF , COULD BE MISTAKEN FOR TUNER Clue is No | IC522 DRY JOINTS | 14-09-04 |
JVC | AV25F1EK JX | PSU powers down aft a sec of sw on | HT was excessive - Q031 2SC1815YG o/c | 14-09-04 |
JVC | AV25F1EK JX | STARTS UP THEN SHUTS DOWN | Q031 OC | 14-09-04 |
JVC | AV25F1EKA | Int blows lop trs | Check for dry joints driver IC etc | 14-09-04 |