200 In 1 Game

| Problem | Solution | |---------|----------| | Black screen | Clean pins with isopropyl alcohol & eraser | | Some games crash | Resolder ROM chip pins; cold joints common | | Menu shows garbled text | Bad capacitor on CIC lockout chip – bypass it | | Game resets randomly | Check voltage regulator; replace if hot |

: Use the supplied Micro-USB or USB-C cable. Avoid using "fast chargers" meant for modern smartphones, as they can sometimes overwhelm the simpler circuitry of these retro units. 2. Navigating the Software 200 in 1 game