Sega Dreamcast GD-ROM Replacement

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  • Author: Thorr686
  • Time estimate: 10 minutes
  • Difficulty: Moderate

This guide details how to replace a failed GD-ROM drive with a new working drive.

Be sure to replace the GD-ROM with one corresponding to your model number. Refer to the Top Cover Disassembly Guide for instructions on where to find your model number.

Problem with this guide: The photos incorrectly show the power supply has been removed.

Edit Step 1 Expansion Bay  ¶ 

Image 1/2: '''Flip the console''' over on its back.

Edit 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.

Edit Step 2  ¶ 

Image 1/3:

Edit Step 2  ¶ 

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

Edit Step 3 Top Cover  ¶ 

Image 1/1: The fourth screw is hidden under the expansion bay if it has not already been removed.

Edit Step 3 Top Cover  ¶ 

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

  • The fourth screw is hidden under the expansion bay if it has not already been removed.

Edit Step 4  ¶ 

Image 1/1: '''Flip the console topside up.'''

Edit Step 4  ¶ 

  • Be careful that the internal components do not topple out.

  • Flip the console topside up.

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

Edit Step 5 GD-ROM  ¶ 

Image 1/2:

Edit Step 5 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.

Edit Step 6  ¶ 

Image 1/2:

Edit Step 6  ¶ 

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

Edit Step 7  ¶ 

Image 1/2: The console is rotated 90 degrees counter-clockwise in the first photo. The second photo depicts the normal position.

Edit Step 7  ¶ 

  • 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.

Edit Step 8  ¶ 

Image 1/2: '''Remove the GD-ROM''' by gently lifting it from its base.

Edit Step 8  ¶ 

  • 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.

Edit Step 9 GD-ROM  ¶ 

Image 1/2:

Edit Step 9 GD-ROM  ¶ 

  • Replace the bad GD-ROM drive with a functional one.

Edit Step 10  ¶ 

Image 1/2:

Edit Step 10  ¶ 

  • Secure the new GD-ROM drive to the console with the Philips #2 screws.

Edit Step 11  ¶ 

Image 1/3: '''Connect the GD-ROM data ribbon''' to the logic board.

Edit Step 11  ¶ 

  • Connect the three GD-ROM cables to the logic board.

  • Connect the GD-ROM data ribbon to the logic board.

You're Done!

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