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Cisco 1800 Series Integrated Services Routers (Fixed) Hardware Installation Guide
OL-6425-03
Chapter 1 Overview
Chassis Views
Although the battery is not intended to be field-replaceable, the following warning must be heeded:
Warning
There is the danger of explosion if the battery is replaced incorrectly. Replace the battery only with
the same or equivalent type recommended by the manufacturer. Dispose of used batteries according
to the manufacturer’s instructions.
Statement 1015
Kensington Lock
All Cisco 1800 series fixed-configuration routers include a Kensington lock located at the top left corner
of the back panel for physical security.
Chassis Views
This section contains views of the front and rear panels of the Cisco 1800 series fixed-configuration
routers, showing locations of the power and signal interfaces, module slots, status indicators, and chassis
identification labels.
Figure 1-3
Front Panel of Cisco 1801 Router
Figure 1-4
Back Panel of Cisco 1801 Router
1
CompactFlash Slot
127447
SYS OK POE
4
3 FEX 2
1
FE0
LINK
B1
ISDN
B2
CF
8
7
6
SWITCH
5
CO
LPBK
PPP
VPN
Cisco 1800
Series
DSL
1
1
ADSL over POTS WAN port
6
POE connector
1
2
ISDN BRI S/T port
7
Power switch
127446
CISCO 1801
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2
3
4
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