NOTE! THIS IS A VERY DIY KIT. YOU WILL NEED TO SOLDER 10 WIRES AND RELY ON INSTALL IMAGES TO DO THIS - IF YOU NEED ASSISTANCE, PLEASE VISIT OUR DISCORD.
The VA4 ASIC (Also found in VA5 and majesco, not VA0 or VA1). This was Sega's last revision to the hardware. Sega's cost cutting reduced the VA4's color depth from 4096 colors (VA0/1) to only 512 colors. There are likely other shortcomings of this ASIC not yet found.
SMS mode is NOT supported. TV Tuner is NOT supported.
What is supported in this kit?
- Frame locked GameGear mode
- Va4/5/Majesco compatible (4/5 install guide currently available)
- 4 scaling options
- scanline options
- Adjustable image position in 2x integer scaling mode
- Brightness is fixed at 100% (though there is a mod you can perform on the motherboard to use the brightness wheel to adjust brightness) More info on this mod is in our discord.
Install pics below:
CLK Wire connection
T2 wire connection
5v wire connection
Ground wire connection
Up (C20) and Down (C21) connections
Start (C26) connection
Front side connections - Note, there are many alternate pads for these, on the front and back. Refer to our discord.
Installed and working.
3d printed frame misalignment.
Remove both fuses, Remove the backlight inductor as per VA0/1 installs. Recap and ensure console plays game audio before installing the LCD kit. There are alternate solder points for everything (except T2).
First install completed by discord user Blinkz! (Scanlines on)