Fix a Faded Game Gear Screen: CleanPower Mod Install
By Hand Held Legend | Published: 2026-10-17
Category: How-to Guides
Learn how to diagnose a faded Game Gear screen, replace the aging power board with the RetroSix CleanPower mod, and restore bright, stable gameplay.
Quick Answer
A faded or flickering Game Gear screen is almost always caused by failing capacitors on the original power board. The reliable fix is to replace that board with the RetroSix CleanPower mod, which also upgrades the console to USB-C charging. This guide walks you through the diagnosis and the soldering steps needed.
What Causes a Faded Game Gear Screen?
The Sega Game Gear's original power board uses electrolytic capacitors that degrade over decades. When they fail, the voltage to the screen drops, producing a dim, washed-out image that may flicker or disappear entirely. A simple screen replacement won't fix this—the root cause is the power supply, not the LCD itself.
How the CleanPower Mod Solves It
The RetroSix CleanPower mod replaces the entire original power board with a modern, compact PCB that uses solid-state components. It outputs clean, stable voltage to both the main board and the screen, eliminating the dimness caused by failing capacitors. As a bonus, it swaps the old barrel jack for a USB-C port, so you can charge with any standard USB-C to USB-A cable.
Installation Overview
Installing the CleanPower mod requires basic soldering. You'll desolder the original power board and solder in the CleanPower PCB along with three wires to the main board. RetroSix includes a spacer, screws, and an install video link. The whole process takes about 30 minutes for someone comfortable with a soldering iron. If you've never soldered before, consider practicing on a less critical project first.
What You'll Need
You'll need a soldering iron, solder, flux, a small Phillips screwdriver, and a plastic spudger to open the shell. The CleanPower kit includes the PCB, spacer, wires, and screws. A multimeter is helpful to verify voltage after installation, but not required.
Diagnosis: Is It the Power Board or the Screen?
- Symptom: Screen is dim, washed out, or flickering. Brightness does not improve when you adjust the contrast wheel. This is almost certainly a power board issue, not a dead screen.
- Likely Cause: Aged electrolytic capacitors on the original power board can no longer supply stable voltage to the screen. Capacitor replacement or full power board replacement is needed.
- Corrective Action: Replace the original power board with the RetroSix CleanPower mod. Desolder the old board, solder in the new PCB, and connect the three wires to the main board. After installation, the screen should be bright and stable. If not, double-check your solder joints.
- Stop or Choose Another Option: If you are not comfortable soldering, or if the screen remains dim after the power mod, the LCD itself may be failing. In that case, consider a full screen replacement kit (like the CleanScreen) instead. Stop here and choose a different repair path if soldering is a barrier or the screen is physically damaged.
Product Facts
- Sega Master System CleanPower - RetroSix - Clearance: Upgrade your retro console collection with Sega Master System CleanPower from RetroSix. Say goodbye to outdated and heavy power supplies and hello to the convenience of USB-C. Standardize and modernize your setup with this upgrade that requires soldering. INCLUDED: 1 x PCB, 1 x Spacer, 3 x Wires, 4 x Screws. DOCUMENTATION: Install Video. This kit directly replaces the failing Game Gear power board, fixing the faded screen issue while modernizing the charging port. The included video guide makes the soldering process easier to follow.
