
C H A P T E R 3
Power Supply and Fan Module Installation
•Power Supply Module Overview, page
•Installation Guidelines, page
•Installing an AC Power Supply, page
•Installing a DC Power Supply, page
•Finding the Power Supply Module Serial Number, page
•Fan Module Overview, page
•Installing a Fan Module, page
•Finding the Fan Module Serial Number, page
Power Supply Module Overview
The switch operates with either one or two active power supply modules or with power supplied by an expandable power supply,
You can use two AC modules, two DC modules, one AC and one DC module, or one module and a blank cover.
All power supply modules have internal fans. All switches ship with a blank cover in the second power supply slot.
The
•In StackPower mode, it supplies power to the switches in the power stack (only Catalyst
•In expandable power supply mode, it supplies power to a switch when the switch power supply is removed or fails. When you install or replace a power supply module, the switch software polls the device. After polling, the power supply module provides power to the switch, and the
Table
Catalyst
|
| ||
|
|