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ELECTRONIC EQUIPMENT REPAIR CENTRE : HOW TO ENTER SERVICE MODE JVC AV-21L91 - AV-25L91 - AV-29L91 (POWER SUPPLY CIRCUIT)
How to service / fix TVs and other electronics. blog by Tampatec: TV SERVICE MENU CODES "Service menu codes"
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JVC AV-29FT1 SERVICE-MODE INSTRUCTION Service Manual download, schematics, eeprom, repair info for electronics experts
![H.SIZE not doing anything for me on JVC service menu....any suggestions on increasing horizontal width. Ps2 pic has a half inch black bar on the right side. Model 20F703 : r/crtgaming H.SIZE not doing anything for me on JVC service menu....any suggestions on increasing horizontal width. Ps2 pic has a half inch black bar on the right side. Model 20F703 : r/crtgaming](https://preview.redd.it/lp05ryb7dxi41.jpg?width=640&crop=smart&auto=webp&s=6a5cb4d24b84e57590b82f663bdcf5cdd7ac065c)
H.SIZE not doing anything for me on JVC service menu....any suggestions on increasing horizontal width. Ps2 pic has a half inch black bar on the right side. Model 20F703 : r/crtgaming
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