Sega Cd Motherboard Ac Power Board Replacement Repair Guide

Difficulty

Moderate

Steps

Time Required

                          20 - 40 minutes

Sections

Sega CD Plastic Housing Removal
7 steps
CD Tray
6 steps
Motherboard/AC Power Board
5 steps

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Introduction

What you need

Step 1

              Sega CD Plastic Housing Removal

Using a Phillips head screwdriver remove six screws from the bottom of the console.
The six screws are marked.

Using a Phillips head screwdriver remove six screws from the bottom of the console.

The six screws are marked.

1024

Step 2

Remove the two screws that attach the Genesis’ connector to the rest of the console.
The two screws are marked in the diagram.

Remove the two screws that attach the Genesis’ connector to the rest of the console.

The two screws are marked in the diagram.

Step 3

Slide the lock tab to the left to separate the halves of the console.

Slide the lock tab to the left to separate the halves of the console.

Step 4

Lift from the left side to remove the top of the case.

Lift from the left side to remove the top of the case.

Step 5

Using the spudger, pry the cover off of the Genesis attachment.

Using the spudger, pry the cover off of the Genesis attachment.

Step 6

Lift the top of the case to remove the cover.

Lift the top of the case to remove the cover.

Step 7

Remove the faceplate by pulling it up, then out.

Remove the faceplate by pulling it up, then out.

Step 8

              CD Tray

Remove metal plate by unscrewing the three screws with the Phillips head screwdriver and then lifting the plate.
The three screws are shown on the diagram.

Remove metal plate by unscrewing the three screws with the Phillips head screwdriver and then lifting the plate.

The three screws are shown on the diagram.

Step 9

Remove the two screws from the plastic bar.
The two screws are shown pictured.

Remove the two screws from the plastic bar.

The two screws are shown pictured.

Step 10

To remove the CD tray
Remove the four screws with the Phillips head screwdriver.

To remove the CD tray

Remove the four screws with the Phillips head screwdriver.

Step 11

Carefully unplug the wire connected to optical reader.

Carefully unplug the wire connected to optical reader.

Step 12

Remove the four screws on the underside of the CD tray with a small Phillips head screwdriver.
The four screws are highlighted on the diagram.
The four springs below the circuit board are attached to the screws, so be careful not to lose them when you remove the screws.

Remove the four screws on the underside of the CD tray with a small Phillips head screwdriver.

The four screws are highlighted on the diagram.

The four springs below the circuit board are attached to the screws, so be careful not to lose them when you remove the screws.

Step 13

Carefully remove the CD tray from circuit board.

Carefully remove the CD tray from circuit board.

Step 14

              Motherboard/AC Power Board

Remove the two bronze screws from the metal plate with a medium Phillips head screwdriver.
The screws are marked on the diagram.
Carefully lift the metal plate up to expose the motherboard.
There is a wire strip running through the metal plate that is soldered to motherboard and power supply board. The plate cannot be completely removed. Do NOT force plate upwards. All the ribbon cables can be safely unplugged by simply pulling them out of their slots.

Remove the two bronze screws from the metal plate with a medium Phillips head screwdriver.

The screws are marked on the diagram.

Carefully lift the metal plate up to expose the motherboard.

There is a wire strip running through the metal plate that is soldered to motherboard and power supply board. The plate cannot be completely removed. Do NOT force plate upwards. All the ribbon cables can be safely unplugged by simply pulling them out of their slots.

Step 15

Carefully lift off the metal plate, the motherboard, and the CD tray circuit board. Then, flip each piece over, as pictured.

Carefully lift off the metal plate, the motherboard, and the CD tray circuit board. Then, flip each piece over, as pictured.

Step 16

Remove the two screws from the power supply using a medium Phillips head screwdriver.
The two screws are marked on the diagram.

Remove the two screws from the power supply using a medium Phillips head screwdriver.

The two screws are marked on the diagram.

Step 17

Remove the power supply unit from the console by lifting the unit up.

Remove the power supply unit from the console by lifting the unit up.

Step 18

This is what the motherboard unit will look like once removed.

This is what the motherboard unit will look like once removed.

To reassemble your device, follow these instructions in reverse order.

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                    Ryan Kotzebue

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Team

                       Cal Poly, Team 5-14, Maness Fall 2010                        

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Introduction#

What you need#

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Introduction

What you need

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