Power Supply Assembly - Lenovo 30C7 Hardware Maintenance Manual

Power supply assembly

Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 "Read this first: Important safety information" on page 1.
Although there are no moving parts in your computer after the power cord has been disconnected, the
following warnings are required for your safety and proper Underwriters Laboratories (UL) certification.
CAUTION:
Keep fingers and other parts of your body away from hazardous, moving parts. If you suffer an injury,
seek medical care immediately.
DANGER
Disconnect all power cords from electrical outlets before removing the computer cover or any part
that has the above label attached.
To remove and install the power supply assembly, do the following:
1. Prepare your computer. See "Preparing your computer" on page 92.
2. To remove the power supply assembly, do the following:
a. Disconnect the power supply assembly cables from the system board and all drives. See "Parts on
the system board" on page 37.
b. Release the power supply assembly cables from the cable clips and ties.
.
Chapter 9 Hardware removal and installation
111