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Difficulty

Moderate

Steps

22

Time Required

                          20 - 45 minutes            

Sections

7

  • Expansion Bay
  • 2 steps
  • Top Cover
  • 2 steps
  • Power Block (Power Supply)
  • 4 steps
  • Controller Port
  • 4 steps
  • GD-ROM
  • 4 steps
  • Fan
  • 3 steps
  • Logic Board
  • 3 steps

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3

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Introduction

What you need

Step 1

              Expansion Bay               
  • Verify that the console is disconnected from the AC outlet before you begin.
  • Flip the console over on its back.
  • Take note of your model number, in case replacement parts are needed.

Verify that the console is disconnected from the AC outlet before you begin.

Flip the console over on its back.

Take note of your model number, in case replacement parts are needed.

1024

Step 2

  • Remove the expansion bay by applying pressure to the small clip on the expansion bay while prying it away from the console.

Remove the expansion bay by applying pressure to the small clip on the expansion bay while prying it away from the console.

Step 3

              Top Cover               
  • Locate and remove all four black 12mm Phillips #02 screws from the underside of the console.
  • Note: Remove the expansion bay to locate the fourth screw

Locate and remove all four black 12mm Phillips #02 screws from the underside of the console.

Note: Remove the expansion bay to locate the fourth screw

Step 4

  • Internal components can be loose. Be careful that they do not fall out when removing the cover.
  • Turn the console right side up.
  • Remove the top cover by gently lifting the upper portion of the console.

Internal components can be loose. Be careful that they do not fall out when removing the cover.

Turn the console right side up.

Remove the top cover by gently lifting the upper portion of the console.

Step 5

              Power Block (Power Supply)               
  • Verify that the console is disconnected from the AC outlet before you begin. If you have just powered off the system, give the capacitors a few minutes to discharge before you begin working.
  • Remove the white female pin header by clamping the clip and pulling it up gently from the power board.

Verify that the console is disconnected from the AC outlet before you begin. If you have just powered off the system, give the capacitors a few minutes to discharge before you begin working.

Remove the white female pin header by clamping the clip and pulling it up gently from the power board.

Step 6

  • Remove the two 10mm Philips #02 screws that are fastened to the power block.

Remove the two 10mm Philips #02 screws that are fastened to the power block.

Step 7

  • Do not bend the male pin header between the mounted head when you remove the power supply from the chassis.
  • Remove the power board by using both hands to gently lift the power board away from the console.

Do not bend the male pin header between the mounted head when you remove the power supply from the chassis.

Remove the power board by using both hands to gently lift the power board away from the console.

Step 8

  • Remove the clear plastic film that is tucked between the power supply and the chassis.

Remove the clear plastic film that is tucked between the power supply and the chassis.

Step 9

              Controller Port               
  • Be gentle with the white controller cable as it can be a bit fragile.
  • Disconnect the white controller cable by gently pulling the the cable while wiggling it back and forth until it detaches from the controller board.

Be gentle with the white controller cable as it can be a bit fragile.

Disconnect the white controller cable by gently pulling the the cable while wiggling it back and forth until it detaches from the controller board.

Step 10

  • Remove the four 14mm Philips #02 screws located on the controller board.

Remove the four 14mm Philips #02 screws located on the controller board.

Step 11

  • Disconnect the white fan header from the controller port.

Disconnect the white fan header from the controller port.

Step 12

  • Remove the controller board by lifting it up from the controller port.

Remove the controller board by lifting it up from the controller port.

Step 13

              GD-ROM               
  • Detach the orange cable by giving it a gentle pull while wiggling the cable back and forth until it loosens from the logic board.

Detach the orange cable by giving it a gentle pull while wiggling the cable back and forth until it loosens from the logic board.

Step 14

  • Detach the cables by gently pulling the three GD-ROM cables to remove them from the logic board.

Detach the cables by gently pulling the three GD-ROM cables to remove them from the logic board.

Step 15

  • Remove the two black 12mm Philips #02 screws located on the left side of the GD-ROM bracket.
  • The console is rotated 90 degrees counter-clockwise in the first photo. The second photo depicts the normal position.

Remove the two black 12mm Philips #02 screws located on the left side of the GD-ROM bracket.

The console is rotated 90 degrees counter-clockwise in the first photo. The second photo depicts the normal position.

Step 16

  • When lifting the GD-ROM, be careful that the top half of the casing does not detached from its base.
  • Remove the GD-ROM by gently lifting it from its base.

When lifting the GD-ROM, be careful that the top half of the casing does not detached from its base.

Remove the GD-ROM by gently lifting it from its base.

Step 17

              Fan               
  • Remove the white fan header by gently pulling it away from from the controller port.
  • The white fan header may already be detached if you have completed the Controller Port Disassembly Guide.

Remove the white fan header by gently pulling it away from from the controller port.

The white fan header may already be detached if you have completed the Controller Port Disassembly Guide.

Step 18

  • Remove the two 8.5mm Philips #00 screws from the fan bracket.

Remove the two 8.5mm Philips #00 screws from the fan bracket.

Step 19

  • Remove the two 17.5mm Philips #00 screws from the fan bracket.
  • Remove the fan from the bracket.

Remove the two 17.5mm Philips #00 screws from the fan bracket.

Remove the fan from the bracket.

Step 20

              Logic Board               
  • Remove the five 10mm Philips #02 screws from left side of the logic board cover.
  • Remove the three black 12mm Philips #02 screws from the right side of the logic board cover.

Remove the five 10mm Philips #02 screws from left side of the logic board cover.

Remove the three black 12mm Philips #02 screws from the right side of the logic board cover.

Step 21

  • Lift the metal cover from the console.

Lift the metal cover from the console.

Step 22

  • Before handing the logic board, you may want to use a grounding strap to protect the device from static charge. If you do not have a grounding strip, you may ground yourself by touching a large metallic object.
  • Remove the logic board and set the logic board on an anti-static surface.

Before handing the logic board, you may want to use a grounding strap to protect the device from static charge. If you do not have a grounding strip, you may ground yourself by touching a large metallic object.

Remove the logic board and set the logic board on an anti-static surface.

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

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Nickolas Wilcox - Apr 18, 2015

Reply

helpful but my dreamcast had a different logic board and as well as fan and gd-rom so keep that in mind if u see something different in your unit