Power Supply And Fan Module Installation; Power Supply Module Overview - Cisco WS-C3560X-48PF-L Hardware Installation Manual

Power Supply and Fan Module Installation

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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, XPS 2200. A Catalyst 3750-X switch that is part of a StackPower stack
operates with power supplied by other stack switches.
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 XPS 2200 operates in two modes:
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Table 3-1
OL-19593-02
Power Supply Module Overview, page 3-1
Installation Guidelines, page 3-5
Installing an AC Power Supply, page 3-7
Installing a DC Power Supply, page 3-8
Finding the Power Supply Module Serial Number, page 3-12
Fan Module Overview, page 3-14
Installing a Fan Module, page 3-15
Finding the Fan Module Serial Number, page 3-15
In StackPower mode, it supplies power to the switches in the power stack (only Catalyst 3750-X
switches with IP Base image).
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 XPS 2200 is
available to power other devices.
describes the supported internal power supply modules.
C H A P T E R
Catalyst 3750-X and 3560-X Switch Hardware Installation Guide
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