112 Brocade BigIron RX Series Hardware Installation Guide
53-1002483-03
Replacing a power supply
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3. Gently insert the fiber-optic module into the port until the module clicks into place. The
fiber-optic modules are keyed to prevent incorrect insertion.

Cabling a fiber-optic transceiver

Follow the steps given below to cable a fiber-optic module.
1. Remove the protective cover ing from the fiber-optic port connectors and store the covering for
future use.
2. Before cabling a fiber-optic module, Brocade strongly recommends cleaning the cable
connectors and the port connectors. For more information, refer to “Cleaning fiber optic
modules” on page 74.
3. Gently insert the two cable connectors (a tab on each connector should face upward) into the
port connectors until the tabs lock into place.
4. Observe the link and active LEDs to determine if the network connections are functioning
properly. For more information about the LED indicators, refer to Table 15 on page 75.
Replacing a power supply
You can replace an power supply while the BigIron RX Series chassis is powered on and running.
The power supplies are located in slots along the bottom of the BigIron RX Series chassis.
CAUTION
If hot removing or inserting a module, please allow a minimum of 2 seconds after a module (or
power supply or fan tray) has been removed before inserting a module in the same slot.
This section provides information about the following topics:
Determining which AC or DC power supply has failed, if necessary
Replacing a AC or DC power supply

Determining which power supply failed

To determine which power supply has failed, enter the following command at any CLI command
prompt:
BigIron RX# show chassis
This command displays status information for the fans and power supplies, and temperature
readings for various components in the chassis. The power supplies are numbered in the display.
If the display indicates “Installed (Failed)” for any of the slots, the power supply installed in that
particular slot has failed or is not properly installed.