Cisco 1905 User Manual

Installing and Upgrading Internal Modules and FRUs in Cisco 1900 Series ISRs
Modules Internal to the Cisco 1941 Router
7
Installing and Upgrading Internal Modules and FRUs in Cisco 1900 Series ISRs
Closing the Chassis
Step 1 Make sure that the router is turned off and is disconnected from AC power.
Step 2 Slide the top of the router (which is facing up toward you) back onto the bottom of the router.
Step 3 Turn the router upside down, and rest the top of the router on a flat surface.
Step 4 Use the Phillips screwdriver to install the screws that hold the top of the of the case to the chassis, as
shown in Figure 1. Torque the screws to 6 to 8 in-lb (0.68 to 0.90 N-m).
Step 5 Turn the router back to its original position (top up).
Step 6 Reconnect the AC power.
Locating Modules
Figure 3 shows where the locations of the ISM, unbuffered dual inline memory module (UDIMM),
power supply and blower located in the Cisco 1941 chassis.
Figure 3 Cisco 1941 Internal Modules
1 ISM
1
1. In the 1941W this is a WLAN module. It is not a user removable or installable.
2 UDIMM
3 Blower 4 Power supply
251368
2
1
4
3

Cisco 1905 Specifications

General

Product Type	Router
Form Factor	Desktop
Connectivity Technology	Wired
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
RAM	256 MB
Flash Memory	256 MB
Weight	2.2 lbs
Firewall	Yes
Wireless	No
Power Supply	External power adapter
USB Ports	1 x USB
Network / Transport Protocol	L2TP, PPPoE, IPSec
Remote Management Protocol	HTTP, HTTPS, SNMP, SSH, Telnet
Features	VPN support, VLAN support, DHCP server, firewall protection, NAT support, Quality of Service (QoS)
Compliant Standards	IEEE 802.1Q