Chapter 6. Maintaining the hardware
This chapter provides instructions for maintaining the c-series switches.
CAUTION:
Servicing of this product or unit is to be performed by trained service
personnel only. (C032)
Attention:
Before starting any installation or maintenance procedures, refer to
Hardware maintenance schedule
The c-series switches require minimal maintenance for their hardware components.
You can install or replace the following hardware components as needed:
v
Copper and fiber optic modules
v
Power supplies
v
Fan tray
Replacing a power supply
You can replace a power supply while the switch is powered on and running. The
power supplies are located in slots at the rear of the switch.
This section provides information about the following topics:
v
Installation precautions and warnings
v
Determining which power supply has failed, if necessary.
v
Replacing a power supply.
DANGER
Power supplies are hot swappable. However, IBM recommends that you
disconnect the power supply from AC power before installing or removing
the supply. The device can be running while a power supply is being
installed or removed, but the power supply itself should not be connected
to a power source. Otherwise, you could be injured or the power supply or
other parts of the device could be damaged.
Installation precautions and warnings
Follow these precautions when installing a power supply in the c-series switches.
DANGER
Before beginning the installation, see the precautions in “Power
precautions” on page 11.
Determining which power supply failed
If you are replacing a power supply that has failed and you are not sure which
supply has failed, enter the following command at any CLI command prompt:
© Copyright IBM Corp. 2009
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