Lenovo THINKSTATION D10 Bedienungsanleitung PDF herunterladen (Seite 31)

Replacing the power supply assembly

Attention

Do not open your computer or attempt any repair before reading the “Important safety

information” in the Safety and Warranty Guide that was included with your computer. To

obtain a copy of the Safety and Warranty Guide, go to the Support Web site at

http://www.lenovo.com/support.

To replace the power-supply assembly:

1. Open the computer cover. See “Opening the cover” on page 12.

2. Locate the power-supply assembly. See “Locating components” on page 8.

3. Disconnect the power-supply cables 1, 2and 3 from the system-board

connectors, graphics cards, and from all drives. See Figure 14.

4. Remove the power-supply cables from the cable clips and ties.

5. Disconnect the heat sink fan cable.

6. Remove the microprocessor heat sink (see “Replacing the heat sink” on page

28) nearest the power supply before removing the power supply from the

chassis.

7. Remove the four screws at the rear of the chassis that secure the power

supply. See Figure 15 on page 24.

Figure 14. System-board connectors

Chapter 3. Installing options and replacing hardware 23

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Lenovo THINKSTATION D10 Bedienungsanleitung Seite 31