Pocket Color Plus (Poco Plus) Guide

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What's included

  • The board itself
  • LiPo battery
  • Power LED diffuser
  • 3D printed jig for cutting the USB C port

What you will need to purchase

  • Game Boy Color CPU (CGB) and RAM.
    NOT CPU E, THIS I WILL NOT WORK
  • GBC Q5 IPS OSD display
  • Two Game Boy speakers (I recommend Funny Playing)
  • Game Boy Pocket shell, buttons and lens (I recommend Funny Playing)

For 2026 Version

If you only want to use one speaker, you can do so by bridging the pads on the front of the board.

Controlling the LEDs

Hold down [START] [A] and [B] until the leds blink

  • [START] changes the colour of start and select
  • [UP] changes the colour of the dpad
  • [A] changes the colour of A and B
  • [B] changes the brightness

After 3 seconds of no activity, the settings will save.

Status LEDs

Green is ON, good battery level.Red indicates that the battery has roughly 30 minutes of play left. Orange indicates charging. Once finished charging this light will turn off

Troubleshooting

If you are only getting an orange light and the device isn't turning on:
The fuse has likely be blown. You can check using a multimeter on continuity mode, if there is no beep the fuse has blown. You can also check the voltage on each side when the switch is "ON". You should have the same on each side. 

Image issues:

If you have a white screen with no image, it is likely SPS, SPL or

CPU Pin number
(right to left) 

 SCREEN Pin number
(right to left) 
Description
69 6 SPS (VSYNC)
71 13 SPL (HSYNC)
94 36 DCK (PCLK)
72-77 14-19 RED 0-5
78-83 20-25 GREEN 0-5
86-91 26-31 BLUE 0-5