Removing And Replacing A Hot-Swap Power Supply - IBM eServer xSeries 445 Type 8870 Option Installation Manual

Removing and replacing a hot-swap power supply

You can remove and replace the two hot-swap power supplies in your server
without turning off the server. This section provides instructions for removing and
installing the hot-swap power supplies.The following notes and safety information
contain information you must consider when removing or installing a hot-swap
power supply:
v During normal operation, both power supplies must be installed for proper
v Do not mix 1200 watt power supplies and 1050 watt power supplies in the same
v The server requires a 220 V ac power connection for full power-supply
Statement 8:
CAUTION:
Never remove the cover on a power supply or any part that has the following
label attached.
Hazardous voltage, current, and energy levels are present inside any
component that has this label attached. There are no serviceable parts inside
these components. If you suspect a problem with one of these parts, contact
a service technician.
Power light
Power-on light
Power button
Reset button
Power supply
latch
Figure 12. Hot-swap power supply
Complete the following steps to remove and replace a power supply:
1. Read the safety information beginning on page v and "Installation guidelines" on
operation and cooling.
server. Both power supplies must be of the same type.
redundancy. Whenever possible, use a 220 V ac connection for all
configurations. However, you can use a 110 V ac connection, but without full
power-supply redundancy.
Power supply 1
Handle
page 11.
Power supply 2
Chapter 2. Installing options
17