Removing The Simple-Swap Backplate - IBM x3400 7975 Problem Determination And Service Manual

3. Return the power-supply cage handle to the locked position.
4. Reinstall the hot-swap power supplies (see "Installing a hot-swap power supply"
5. Install the side cover (see "Installing the side cover" on page 101).
6. Lock the side cover.
7. Reconnect the external cables and power cords; then, turn on the attached

Removing the simple-swap backplate

This procedure applies only to server models that have a simple-swap backplate
installed on the back of the hard disk drive cage.
To remove the simple-swap backplate, complete the following steps.
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System x3400 Types 7973, 7974, 7975, and 7976: Problem Determination and Service Guide
Power supply
support bracket
Power supply
release tab
on page 118).
devices and turn on the server.
1. Read the safety information that begins on page vii and "Installation guidelines"
on page 95.
2. Turn off the server and all attached devices; then, disconnect all power cords
and external cables.
3. Unlock and remove the side cover (see "Removing the side cover" on page
100).
4. Rotate the power-supply cage assembly out of the chassis:
v Hot-swap models:
a. Remove the hot-swap power-supply. Press down on the orange release
lever and pull the power supply out of the bay, using the handle.
b. Lift up the power-supply cage handle and pull the power-supply cage
assembly all the way up until the retainer latch locks the cage in place
on the chassis.