Removing And Replacing Frus; Removing The Hot-Swap Power-Supply Cage Assembly - IBM x3400 7975 Problem Determination And Service Manual

Removing and replacing FRUs

Field replaceable units (FRUs) must be installed only by trained service technicians.

Removing the hot-swap power-supply cage assembly

To remove the hot-swap power-supply cage assembly, complete the following steps.
1. Read the safety information that begins on page vii and "Installation guidelines"
2. Turn off the server and all attached devices; then, disconnect all power cords
3. Unlock and remove the side cover (see "Removing the side cover" on page
4. Remove the hot-swap power supplies (see "Removing a hot-swap power
5. Lift up the power-supply cage handle and pull the power-supply cage assembly
on page 95.
and external cables.
100).
supply" on page 116).
Note: It might be helpful to lay the server on its side for the remainder of this
procedure.
Statement 11:
CAUTION:
The following label indicates sharp edges, corners, or joints nearby.
Statement 17:
CAUTION:
The following label indicates moving parts nearby.
all the way up until the retainer latch locks the cage in place on the chassis.
Chapter 4. Removing and replacing server components
143