jvc Repair Tips
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Results 369
Results 369
| Make | Model Ch. | Symptom | Problem Solution | Solution | By: |
|---|---|---|---|---|---|
| JVC | AV29SX2EK | To enter service mode | Push "I" & "mute" on handset together | ||
| JVC | AV29SX2EK | Motorboat effect in st/by (aft 10 secs) | IC601 dry joints & check components nearby for dry joints | ||
| JVC | AV29SX2EK | Motorboat effect in st/by | R616 dry joint in mute line to IC601 (under glue) | ||
| JVC | AV29SX2EK | Int jagged verts/line tearing | Faint "gurgling" noise from LOPTx - LOPTx faulty | ||
| JVC | AV29SX2EK | Col disappears aft 2/3 hrs - col bars appear int | C110 12pF off pin 40 IC101 faulty | ||
| JVC | AV29SX1EN | No sound | Replace IC 952 (5V REG for audio control , Dolby,etc) | ||
| JVC | AV29SX1EK JA | Sound missing | L & R chans ok at i/p TDA7315D IC401 but nothing leaving it. IC703 EEPROM AT24C)429SX1EK was faulty | ||
| JVC | AV29SX1EK JA | Sound absent | IC805 muti sound proc chip can be cause but IC703 EEPROM pt no AT24C0429SX1EK was faulty (on wrong sound system) | ||
| JVC | AV29SX1EK | St/by only - no line drive | When pin 6 IC806 dis'd (Txt micro) works ok - P83C654FBP/541 u/s | ||
| JVC | AV29SX1EK | Pic takes a long time to come on then disappears again aft 10 mins | Dry joint pin 12 LOPTx | ||
| JVC | AV29SX1EK | Pic flickers & disappears aft 1/2 hr | Replace the TDA8350Q vertical output chip (IC401) - You should fit a TPCE-0051 kit at 14UKP | ||
| JVC | AV29SX1EK | Pic flashes on/off rapidly | Check FOPTr heatsink contact | ||
| JVC | AV29SX1EK | Pic blanks aft 20 mins leaving blank raster with Txt coming on/off | IC1401 FOP chip - fit mod kit JVC TPCE0051 | ||
| JVC | AV29SX1EK | No sound | IC1952 KIA7805PI 5v reg | ||
| JVC | AV29SX1EK | No sound | Check Fuse FR958 , reg IC952 KIA7805PI, Q603 C1815YGT, D611, D633 1SS133T3 on main pcb | ||
| JVC | AV29SX1EK | NO SOUND | CHECK FR958 FOR O/C | ||
| JVC | AV29SX1EK | NO SOUND | REPLACE IC952 5V REGULATOR IC**KAI7805PI | ||
| JVC | AV29SX1EK | NO SOUND | CHECK FR958 FOR O/C | ||
| JVC | AV29SX1EK | No pic | IC101 TDA8366 jungle chip | ||
| JVC | AV29SX1EK | Mod kit for field problems | Replace IC1401.(TDA8350Q) Ensure silicon grease (G746TS) is spread on heatsink of IC1401. Replace resistor FR1553, part no. QRH127J (5R6M) with QRH017J (180M). Add capacitor C1411 printed on symbol number on PWB to QFLC2AK (103MZ). Add capacitor C1407 printed on symbol number pm PWB to QFLC2AK (103MZ). Replace resistor R1560 part number, part no. QRG019J (332S) with QRG019J (222S). Add zener diode RD62E(B)-T2 between pins 8 and 9 of IC1401. Replace FR1552, part no. QRH027 (R82M) with QRH027J (1R8M). |