Catalyst 2350 Switch Power-Supply Modules; Fan Modules - Cisco Catalyst 2350 Installation Manual

Rear Panel Description

Catalyst 2350 Switch Power-Supply Modules

The switches have one internal 265-W power-supply module
module is an autoranging unit that supports input voltages between 100 and 240 VAC. The
DC-power-supply module has dual input feeds (A and B) and supports input voltages between 36 and 72
VDC.
The AC-power-supply module uses an 18-AWG power cord for connection to an AC power outlet. The
DC-power-supply module requires wiring to a DC-power source.
Table 1-5
Power-Supply Module
C3K-PWR-265WAC=
C3K-PWR-265WDC=
The power-supply modules have two status LEDs.
Table 1-6
AC-Power-Supply Module LEDs
AC OK
Off
Green
DC-Power-Supply Module LEDs
DC IN
Off
Green
For more information about replacing a power-supply module, wiring a DC-power-supply module, and
for module specifications, see
"Technical Specifications."

Fan Modules

The switch models has an internal hot-swappable 12-V fan module that inserts in the switch rear panel.
The air circulation system consists of the fan module and the power supply modules. The airflow patterns
vary depending on the power supply configuration.
Catalyst 2350 Switch Hardware Installation Guide
1-6
Power-Supply Modules for the Catalyst 2350 Switch
WS-C2350-48TD-S
Spare or primary
Not allowed
Power-Supply Module LEDs
Description
No AC input power.
AC input power present.
Description
No DC input power.
DC input power present.
Chapter 3, "Power Supply and Fan Module Installation,"
(Table 1-5). The 265-W AC-power-supply
WS-C2350-48TD-SD
Not allowed
Primary or spare
PS OK Description
Off Power supply failure.
Green Power output to switch active.
PS OK Description
Off Power supply failure.
Green Power output to switch active.
Chapter 1 Overview
and Appendix A,
OL18479-01