| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| JVC | AV25S1EK | Dead or int dead - front LED operates ok & HT/LT readings ok | Check R903 & 904 2k2 & dry joints on st/by trs Q902 & 901 near them | ||
| JVC | AV25S1EK | At sw on LED red then green, red then out - dead | C468 (4u7F 50v) blown its top and R526 (39R 0.5w)burnt also D521 (BY228) s/c | ||
| JVC | AV25GS1EK MX | St/by only | Dis pins 5 & 6 of EEPROM to check - if set powers up then EEPROM may be faulty (IC704 pt no CAT35C104HP) | ||
| JVC | AV25GS1EK & AV25S1EK etc | Dead - HT starts to rise then decays | D521 BY228 in EW cct | ||
| JVC | AV25GS1EK | Reverts to st/by aft I sec | removing eeprom type cat35c104hp allows set to run - eeprom faulty | ||
| JVC | AV25GS1EK | Dead - no 146v supply | D2031 BY229-600 o/c | ||
| JVC | AV25FX11 | PIC PULSING-HT CONSTANT | DJ - HAIRLINE CRACK ON C011 PSU PANEL | ||
| JVC | AV25F1EKA | Int blows lop trs | Check for dry joints driver IC etc | ||
| JVC | AV25F1EK JX | STARTS UP THEN SHUTS DOWN | Q031 OC | ||
| JVC | AV25F1EK JX | PSU powers down aft a sec of sw on | HT was excessive - Q031 2SC1815YG o/c | ||
| JVC | AV25F1EK JX | INT. RF , COULD BE MISTAKEN FOR TUNER Clue is No | IC522 DRY JOINTS | ||
| JVC | AV25F1EK JX Chassis | Dead - LOPTr Q502 BU508AFI s/c | Caused by faulty LOPTx | ||
| JVC | AV25F1EK | Text faulty - keeps jumping to random pages | solder bridge across pins 1 & 2 of IC02 SAA5243 Txt proc chip | ||
| JVC | AV25F1EK | No Txt - when selected goes blank & returns to pic | IC004 PCF84C81P/064 on Txt pcb | ||
| JVC | AV25F1EK | No sound or field | FR527 6R8 1w also TDA3654 causing top cramp |