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Cisco Integrated Services Router Hardware Installation Guide
OL-27407-01
Chapter1 Product Overview
Cisco C891 Series ISRs
Figure 1-60 shows the back panel of the Cisco C891FW Router.
Figure1-60 Back Panel of the Cisco C891FW Router
For information on installing the Cisco C890 Series Routers, see:
http://www.cisco.com/en/US/docs/routers/access/800/860-880-890/hardware/installation/guide/2Instal
l880-860.html
Hardware Features
This section provides an overview of the following hardware features for the Cisco 860 series, 880
series, and 890 series ISRs. A feature summary is available at the end of this section.
•Kensington Lock
•Reset Button
•LEDs
•Memory
•USB Port
•Fan
•Power Supply
•Power over Ethernet Module
•3G Cellular Data WAN Connectivity
•Small Form-Factor Pluggable Port
361139
FE
FE W
AN
AN
ISDN
ISDN
GE
GE W
AN
AN
SFP
SFP
V
.92
.92
7 6
GE
GE L
AN
AN
C
ON
ONS
OLE
OLE
Ci
Cisco
89
891
FW
FW
RES
RESET
A
UX
UX
5 4
3 2
POE
POE 10
00
8 8
0
54V
54VDC 1
.5A
.5A
3.5-5A
3.5-5A
12V
12VDC
(POE)
(POE)

1 2 3 4 5 7 813129 11

10

6
1Back up WAN port—FE 8 Serial port—Console or auxiliary
2ISDN 9Power connector
3Primary WAN port—GE 10 On/Off switch
4SFP port 11 Reset button
5USB port 12 Earth ground connection
6V.92 backup port 13 Kensington security slot
78-port 10/100/1000 Ethernet switch