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Cisco 1941 Installing And Upgrading

Cisco 1941
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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

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Cisco 1941 Specifications

General IconGeneral
Product TypeRouter
Product Series1900
Model1941
Connectivity TechnologyWired
Data Link ProtocolEthernet, Fast Ethernet, Gigabit Ethernet
Flash Memory256 MB
Power SupplyInternal power supply
PowerAC 120/230 V (50/60 Hz)
Operating SystemCisco IOS
Product NameCisco 1941
Form FactorRack-mountable
Network/Transport ProtocolIPSec, L2TP, PPPoE, PPPoA
Remote Management ProtocolSNMP, Telnet, SSH, HTTP, HTTPS
FeaturesFirewall protection, VPN support, VLAN support
Interfaces2 x 10/100/1000Base-T Ethernet WAN, 2 x USB 2.0
Expansion Slots2 x EHWIC 1 x ISM slot
Wireless LANNo
RAM512 MB (installed) / 768 MB (max)

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