12. If you are adding a power supply to the server, attach the redundant power
information label that comes with this option on the server cover near the
power supplies.
Removing the hot-swap drive backplane
Use this information to remove the hot-swap drive backplane.
About this task
To remove the hot-swap hard disk drive backplane, complete the following steps:
Procedure
1. Read the safety information that begins on “Safety” on page vii and
“Installation guidelines” on page 33.
2. Turn off the server and peripheral devices and disconnect the power cords and
all external cables, if necessary.
3. Remove the cover (see “Removing the cover” on page 36).
4. Pull the hard disk drives out of the server slightly to disengage them from the
hard disk drive backplane (see “Removing hot-swap hard disk drives” on page
218).
5. Remove the hot-swap hard disk drive backplane. If you would like to remove
the 3.5-inch drive backplane.
a. Adjust the latch to the unlocked position.
Figure 174. Power information label
Figure 175. Redundant power information label
284 IBM System x3550 M4 Type 7914: Installation and Service Guide
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