Replacing The Power Supply Assembly; System-Board Connectors - Lenovo 6423 Installation Manual

Replacing the power supply assembly

To replace the power supply assembly:
Figure 14. System-board connectors
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/
1. Open the computer cover. See "Opening the cover" on page 12.
2. Locate the power supply assembly. See "Locating internal components" on
page 8.
3. Disconnect the power supply cables 1 , 2 , and 3 from the system-board
connectors, all adapter cards (some models) and from all drives. See Figure 14.
4. Remove the power supply cables from the cable clips and ties.
Chapter 3. Installing options and replacing hardware
25