Removing And Replacing Frus; Power-Supply Cage - IBM System x3500 Service Manual

19. Replace the side cover (see "Replacing the left-side cover and bezel" on page

Removing and replacing FRUs

FRUs must be installed only by trained service technicians.
The illustrations in this document might differ slightly from the hardware.

Power-supply cage

To remove the power-supply cage, complete the following steps.
Power supply
assembly
1. Read the safety information that begins on page vii and "Handling
2. Turn off the server and peripheral devices, and disconnect the power cords and
3. Remove the left-side cover.
4. Remove the power supplies (see "Hot-swap power supply" on page 72).
5. Press the release tab and use the handle to lift up the power-supply cage and
6. Remove two of the screws on the rear of the server that secure the cage to the
7. While you hold the cage in place with one hand, remove the last screw; then,
To install the power-supply cage, complete the following steps:
86
IBM System x3500 Type 7977: Problem Determination and Service Guide
58).
Power supply
retaining screws
static-sensitive devices" on page 57.
Attention: Static electricity that is released to internal server components
when the server is powered-on might cause the server to halt, which might
result in the loss of data. To avoid this potential problem, always use an
electrostatic-discharge wrist strap or other grounding system when you work
inside the server with the power on.
all external cable as necessary to replace the device.
rotate it into the fully open position.
server chassis.
remove the cage from the server.