Hardware Description - Cisco MWR 1941-DC-A Hardware Installation Manual

Hardware Description

Hardware Description
Contained in a standard shelf-rack enclosure, the Cisco MWR 1941-DC-A router weighs 10.5 pounds
(4.77 kg). It measures 1.72 inches high x 17.5 inches wide x 12.5 inches deep (4.37 cm x 44.45 cm x
31.75 cm). These dimensions do not include the rack-mount brackets (installed at the factory or provided
in the rack-mount bracket kit, Cisco part number 69-0791-01).
The rack-mount brackets are normally installed at the factory, however, if you received your router
Note
without the rack-mount brackets installed, see the
page 3-3
The Cisco MWR 1941-DC-A router is mounted in a standard (EIA-310D) 19-inch (48.3 cm) equipment
rack (using the rack-mount brackets provided).
The Cisco MWR 1941-DC-A router includes the following features:
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The AIM-ATM or AIM-ATM-8 daughter card is an option that is only installed at the factory to the
Note
motherboard of a Cisco MWR 1941-DC-A router.
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Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide
1-6
for how to install the rack-mount brackets.
Two DIMM-168 synchronous dynamic RAM (SDRAM), 4 banks or sockets (256 MB factory
installed)
SysAD bus speed and SDRAM local bus speed are 80 Mhz
Fixed compact flash (CF) memory, 128 MB (located on front panel), not field upgradeable
Built-in (fixed) high performance advanced integration module for ATM (AIM-ATM or
AIM-ATM-8) daughter card providing ATM segmentation and reassembly (SAR) (see the
Integration Module for ATM" section on page 1-10
Two fixed LAN 10/100Base-T Ethernet Ports (located on front panel)
Three integrated VWIC expansion slots each supporting 2T1/E1
One network module slot supporting two VWIC-2T1/E1-RANs
Redundancy support via a VWIC-2T1/E1-RAN capable of port switching on/off via relays
Console EIA/TIA-232 port
Auxiliary serial port with hardware flow control
Front (left and right side) to rear airflow using four 40-mm, 10-cfm exhaust fans (located on rear
panel)
+ 27/-48 VDC (+/-20 to 60 VDC supply tolerance) universal power supply, see the
section on page 1-12 for a description and specifications
"Attaching the Rack-Mounting Brackets" section on
for more information)
Chapter 1 Product Overview
"Advance
"Power Supply"
OL-7872-04