IBM E Server x336 Series, Option Installation Manual

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The following illustration shows a power supply in bay 1 and a blank cover in
power-supply bay 2.
Power supply 1 Power supply 2
Blank cover
3. Install the power supply in the empty bay.
AC power
LED (green)
DC power
LED (green)
Power supply
Power supply
blank cover
Handle
(open position)
a. Rotate the power-supply handle down to the open position, and then slide
the power supply into the power-supply bay.
b. Gently lift up the power-supply handle until it clicks into place.
4. Connect the power cord for the new power supply to the power-cord connector
on the power supply. If redundant power supplies are installed in the server, see
“Using Y power-cord connectors for power backup” on page 40 for additional
information.
5. Connect the power cord to a properly grounded electrical outlet.
6. Make sure that the power-supply fan starts and the ac power LED (top) and dc
power LED (bottom) on the power supply are lit, indicating that the power
supply is operating correctly. The two green LEDs are to the left of the
power-cord connector.
Removing a power supply
Before you replace an existing power supply, you must remove the old one.
Complete the following steps to remove a hot-swap power supply:
1. Read the safety information beginning on page v and “Installation guidelines” on
page 13.
2. Disconnect the power cords:
v If the server has only one power supply installed in it, turn off the server and
peripheral devices; then, disconnect all power cords and external cables (see
“Turning off the server” on page 15).
v
If the server has redundant power supplies, disconnect the power cord from
the power supply that is being replaced.
Chapter 2. Installing options
39