1-6
Cisco 1900 Series Hardware Installation
OL-19084-02
Chapter 1 Overview of the Router
Hardware Features
Chassis Ventilation, page 1-12
Real-Time Clock, page 1-12
Chassis Security, page 1-12
Wireless LAN Connectivity, page 1-12
Baud Reset Button, page 1-13
Product Serial Number Location
The serial number and common language equipment identifier (CLEI) label for the Cisco 1905 and Cisco
1921 router is located on the rear of the chassis. (See Figure 1-6.) The product ID (PID) label for the
Cisco 1905 and Cisco 1921 series routers is located on the bottom of the chassis. (See Figure 1-8.) The
serial number label for the Cisco 1940 series routers is located on the rear of the chassis on a pull-out
tab. (See Figure 1-8.)
Figure 1-6 Serial Number and CLEI Location on Cisco 1905 and Cisco 1921 Routers
Figure 1-7 PID and Compliance Label on Cisco 1905 and Cisco 1921 Routers
EN EN
CONSOLE
FLASH
EHWIC 1 EHWIC 0
SL
AUX
GE 0/0
GE 0/1
POE
Cisco 1905
RESET
SL
BAUD
48VDC 1.67A 100-240 V~ 50-60 Hz 1A
253895
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1
1Common Language Equipment Identifier
(CLEI)
2Serial Number (SN)
EN EN
SL
CONSOLE
AUX
GE 0/0
GE 0/1
POE
FLASH
Cisco 1905
RESET
EHWIC 1 EHWIC 0
SL
BAUD
48VDC 1.67A 100-240 V~ 50-60 Hz 1A
253911
1
2