Less than 1 minuteCRT RGB mod
JVC AV-20D202 D-Series CRT RGB mod
This tutorial covers the RGB mod for JVC AV-20D202. This CRT uses the same board as JVC AV-27230 and therefore, please follow the mod details outlined there.
You can see a video by The SegaHolic on how this particular set was modded.
You can die doing this! So read carefully! CRT TV is not a toy. Do not open a CRT TV. If you don't have any prior knowledge about handling high voltage devices, this guide is not for you. CRT TV contains high enough voltage (20,000+ V) and current to be deadly, even when it is turned off.
Plan of attack
Sometimes it is nice to know the theory behind the mod. I have put this on a separate page. This shows how the various resistor values are calculated.
- Manufactured: January 2001
- NTSC, 60 Hz, 87W
- Chassis: A66
- Tube: JVC A51KRE89X
- Jungle Chip: Toshiba TB1253AN
- OSD Chip: M37272MA-314SP