Replacing Sega Dreamcast Power Block (Power Supply)

Written By: wkwong
  • Comments: 3
Replacing Sega Dreamcast Power Block (Power Supply)

Difficulty

Moderate

Steps

8

Time Required

7 - 15 minutes

Introduction

A guide to remove power block from the Sega Dreamcast.

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    • 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.

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

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    • 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

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    • 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.

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    • 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.

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

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    • 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.

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

Conclusion

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

Author

wkwong

Member since: 14/11/09

517 Reputation

3 comments

All symptoms of dead PSU can be occuring, if by accident flat ribbon cable between motherboard and controller board is disconnected. Check that cable if both ends is firmly plugged.

lauraiss lv -

Hello There!

i turn on my dreamcast, No video, GD don´t spin, but the orange led barely shine, this happened many years ago (2003) , i just bought another DC in those days because i was in a hurry to end Grandia 2, and now i still have the damaged console in my room and im wondering if it is possible to fix it ...thanks!

Mardito Online -

Very good and Panico

Mikesin -