Blower Module; Power Entry Modules - Cisco 10008 Hardware Installation Manual

Cisco 10008 Router Hardware Description
The Cisco 10008 chassis is designed for mounting in 19-inch or (optional) 23-inch equipment racks, and
contains the following components:
•
•
•
•

Blower Module

The Cisco 10008 router uses a blower module
the chassis.
Figure 1-3
The blower module is located at the top of the chassis and connects to a connector on the chassis.
1.
2.
Although the blower module supports hot-swapping and can be replaced without interruption to system
operation, do not power down the system without the blower unit for more than a few minutes to prevent
overheating.

Power Entry Modules

The DC PEM provides filtering and supplies DC power to the chassis electronics
receive input power (–48 VDC from building centralized power source) through terminal block
connections located on the rear of the chassis.
Table 1-1
Cisco 10008 Router Hardware Installation Guide
1-6
Blower Module, page 1-6
Power Entry Modules, page 1-6
Connector Ports, page 1-9
PCMCIA Card Slots, page 1-10
Blower Module
FA NS
FA N
OK MU LT I-
FA ILU RE
FA N
FA ILU RE
CA UT IO
Wh en ho
N
t sw ap pin
rem ov al
g thi s fan
an d rep
be do ne
lac em en tra y,
in un de
sys tem t mu st
r two mi
sh utd ow
nu tes or
n wil l oc
cu r.
Four internal fans draw cooling air into the front of the chassis and directs it across the internal
components to maintain an acceptable operating temperature.
The air is exhausted through openings in the rear of the chassis.
describes the LEDs on the DC PEM.
Chapter 1
(Figure 1-3) containing four fans to supply cooling air to
Cisco 10008 Router Overview
(Figure 1-4). DC PEMs
OL-0659-13