Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
JVC | AV25F1EK | No sound | CP591 15cp IC501 TDA3810 s/c On 'ASP' small sub panel LH Side . | ||
JVC | AV25F1EK | Lack of width with foldover | Check for dry joints in line stage | ||
JVC | AV25F1EK | Int sigs & other int functs | Dry joints IC522 | ||
JVC | AV25F1EK | Int shut down | Opto coupler CNX92A & 2SC1815 | ||
JVC | AV25F1EK | Geometry of pic out | IC561 TDA8145 | ||
JVC | AV25F1EK | Dead - LED blinks on once at sw on | Loptx faulty | ||
JVC | AV25F1EK | Blank raster aft 45 mins | Field chip TDA3654 - s/castle pulse dist thus blanking pic with full invisible raster | ||
JVC | AV25F1 JX | Dead | Q001 SGSIF444 chopper tr s/c, IC001 TEA2261, CNX82A opto also replaced to prevent repeats | ||
JVC | AV25F1 | Int dead | Dry joint between lie dr base & video/chroma board | ||
JVC | AV25F1 | Field collapse & no sound | Dry joints regs IC521 & 522 | ||
JVC | AV24WTSEKS | Dull pic, poor contrast | Check if "ECO" mode has been set - press the I "Information button and Mute button at the same time to enter the service mode. Choosing 6 (Picture settings) from the VSM menu you can set up the contrast and brilliance settings etc in all the preset modes that this set offers (EI Warm, Cool, Normal etc) | ||
JVC | AV24WT5EKS JK11 | Blank white raster at start up - reverts to st/by aft 5 secs | The +5v supply low - replace 5v reg IC954 BA05T - used L7805CP in lieu | ||
JVC | AV21TS2EK | Int flashing across screen | CRT faulty | ||
JVC | AV21TS2EK | Green line down rh side of pic | TB1227AN IC101 Jungle chip u/s | ||
JVC | AV21TS2EK | Field lock in wrong place | TB1227AN IC101 Jungle chip u/s |