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Cisco MWR 1941-DC-A Mobile Wireless Edge Router Hardware Installation Guide

OL-7872-04

Chapter 3 Installing the Cisco MWR 1941-DC-A Router

Powering Up the Router

Delete Files from a Flash Memory Card

To delete a file from a CF memory card, use the

delete

slot0:

filename

command.

The following example shows output for deleting a Cisco IOS file from a CF card:

Router#

delete slot0:mwr1900-i-mz.tmp

Delete filename [mwr1941-i-mz.tmp]?

Delete slot0:mwr1941-i-mz.tmp? [confirm]

Router# dir slot0:

Directory of slot0:/

No files in directory

128094208 bytes total (128094208 bytes free)

Rename a File in a Flash Memory Card

To rename a file in a CF memory card, use the

rename

slot0:

original

filename

slot0:

new

filename

command.

The following example shows output for renaming a Cisco IOS file in a CF card:

Router#

rename slot0:mwr1900-i-mz.tmp slot0:mwr1900-i-mz

Destination filename [mwr1900-i-mz]?

Router# dir slot0:

Directory of slot0:/

1580 -rw- 6462268 Mar 06 1993 06:14:02 mwr1900-i-mz.1941ata

3 -rw- 6458388 Mar 01 1993 00:01:24 mwr1900-i-mz

63930368 bytes total (51007488 bytes free)

Display File Content

To display the content of a file in a CF memory card, use the

more

slot0:

filename

command.

The following example shows output from the

more slot0

command on a CF card:

Router#

more slot0:mwr1900-i-mz.tmp

00000000: 7F454C46 01020100 00000000 00000000 .ELF .... .... ....

00000010: 00020061 00000001 80008000 00000034 ...a .... .... ...4

00000020: 00000054 20000001 00340020 00010028 ...T ... .4. ...(

00000030: 00050008 00000001 0000011C 80008000 .... .... .... ....

00000040: 80008000 00628A44 00650EEC 00000007 .... .b.D .e.l ....

00000050: 0000011C 0000001B 00000001 00000006 .... .... .... ....

00000060: 80008000 0000011C 00004000 00000000 .... .... ..@. ....

00000070: 00000000 00000008 00000000 00000021 .... .... .... ...!

00000080: 00000001 00000002 8000C000 0000411C .... .... ..@. ..A.

00000090: 00000700 00000000 00000000 00000004 .... .... .... ....

000000A0: 00000000 00000029 00000001 00000003 .... ...) .... ....

000000B0: 8000C700 0000481C 00000380 00000000 ..G. ..H. .... ....

000000C0: 00000000 00000004 00000000 0000002F .... .... .... .../

000000D0: 00000001 10000003 8000CA80 00004B9C .... .... ..J. ..K.

000000E0: 00000020 00000000 00000000 00000008 ... .... .... ....

000000F0: 00000000 0000002F 00000001 10000003 .... .../ .... ....

00000100: 8000CAA0 00004BBC 00623FA4 00000000 ..J ..K< .b?$ ....

00000110: 00000000 00000008 00000000 3C1C8001 .... .... .... <...

Summary of Contents for 1941-DC-A - MWR Mobile Wireless Edge Router

Page 1: ...Tasman Drive San Jose CA 95134 1706 USA http www cisco com Tel 408 526 4000 800 553 NETS 6387 Fax 408 527 0883 Cisco MWR 1941 DC A Mobile Wireless Edge Router Hardware Installation Guide March 23 2007 Customer Order Number Text Part Number OL 7872 02 ...

Page 2: ...ce by using one or more of the following measures Turn the television or radio antenna until the interference stops Move the equipment to one side or the other of the television or radio Move the equipment farther away from the television or radio Plug the equipment into an outlet that is on a different circuit from the television or radio That is make certain the equipment and the television or r...

Page 3: ...lementation 1 2 Cisco Abis and Iub Optimization over IP Implementation 1 3 Cisco GSM Abis Optimization over IP 1 4 Cisco Iub Optimization over IP 1 4 Intelligent Cell Site IP Services 1 4 Cell Site Points of Presence POPs 1 4 Hardware Description 1 6 Cisco MWR 1941 DC A Router Front View 1 7 LEDs 1 8 Cisco MWR 1941 DC A Rear View 1 9 Advance Integration Module for ATM 1 10 Fixed Interfaces 1 10 In...

Page 4: ... Shipment 2 6 Required Tools and Equipment 2 7 Installation Checklist 2 8 Creating a Site Log 2 9 Console and Auxiliary Port Considerations 2 9 Console Port Connections 2 10 Auxiliary Port Connections 2 10 C H A P T E R 3 Installing the Cisco MWR 1941 DC A Router 3 1 Network Modules and Interface Cards 3 2 Mounting the Cisco MWR 1941 DC A Router 3 2 Rack Mounting Configuration Guidelines 3 3 Attac...

Page 5: ... 17 Delete Files from a Flash Memory Card 3 18 Rename a File in a Flash Memory Card 3 18 Display File Content 3 18 Create a New Directory 3 19 Remove a Directory 3 19 Enter a Directory and Determine the Current Directory 3 20 What to Do After Installing the Hardware 3 20 A P P E N D I X A Troubleshooting A 1 Problem Solving A 1 Troubleshooting the Power and Cooling Systems A 2 Environmental Report...

Page 6: ...Contents vi Cisco MWR 1941 DC A Mobile Wireless Edge Router Hardware Installation Guide OL 7872 04 ...

Page 7: ...llation guide Note Use this document along with the documents listed in the Related Documentation section on page xv This preface contains the following sections Document Revision History page viii Objectives page viii Audience page viii Organization page viii Conventions page ix Safety Warnings page x Related Documentation page xv Obtaining Documentation Obtaining Support and Security Guidelines ...

Page 8: ...d with your router Audience This guide is designed for personnel who install configure and maintain the router These persons should be familiar with electronic circuitry and wiring practices and be experienced electronic or electromechanical technicians This guide identifies certain procedures that should be performed only by trained and qualified personnel Organization The major sections of this ...

Page 9: ...41 DC A Router Includes router installation information and shows how to connect the router console auxiliary and network ports Appendix A Troubleshooting Describes how to isolate problems read LEDs interpret error and status messages recover an enable password and recover software images Appendix B Cable Specifications Provides cable specifications to use if you plan to build your own cables Appe...

Page 10: ...tie die lichamelijk letsel kan veroorzaken Voordat u aan enige apparatuur gaat werken dient u zich bewust te zijn van de bij elektrische schakelingen betrokken risico s en dient u op de hoogte te zijn van de standaard praktijken om ongelukken te voorkomen Gebruik het nummer van de verklaring onderaan de waarschuwing als u een vertaling van de waarschuwing die bij het apparaat wordt geleverd wilt r...

Page 11: ...elssymbolet betyr fare Du er i en situasjon som kan føre til skade på person Før du begynner å arbeide med noe av utstyret må du være oppmerksom på farene forbundet med elektriske kretser og kjenne til standardprosedyrer for å forhindre ulykker Bruk nummeret i slutten av hver advarsel for å finne oversettelsen i de oversatte sikkerhetsadvarslene som fulgte med denne enheten TA VARE PÅ DISSE INSTRU...

Page 12: ...r fara Du befinner dig i en situation som kan leda till personskada Innan du utför arbete på någon utrustning måste du vara medveten om farorna med elkretsar och känna till vanliga förfaranden för att förebygga olyckor Använd det nummer som finns i slutet av varje varning för att hitta dess översättning i de översatta säkerhetsvarningar som medföljer denna anordning SPARA DESSA ANVISNINGAR ...

Page 13: ...s Use o número da declaração fornecido ao final de cada aviso para localizar sua tradução nos avisos de segurança traduzidos que acompanham o dispositivo GUARDE ESTAS INSTRUÇÕES Advarsel VIGTIGE SIKKERHEDSANVISNINGER Dette advarselssymbol betyder fare Du befinder dig i en situation med risiko for legemesbeskadigelse Før du begynder arbejde på udstyr skal du være opmærksom på de involverede risici ...

Page 14: ...xiv Cisco MWR 1941 DC A Mobile Wireless Edge Router Hardware Installation Guide OL 7872 04 About This Guide Safety Warnings ...

Page 15: ...ireless Edge Router Software Configuration Guide Cisco MWR 1941 DC A Mobile Wireless Edge Router Rack Mounting Instructions Cisco 2 port T1 E1 RAN Optimization Installation Instructions Release Notes for Cisco MWR 1941 DC A Mobile Wireless Edge Router for Cisco IOS Release 12 4 2 MR Quick Start Guide Network Modules for Cisco 2600 Series Cisco 3600 Series Cisco 3700 Series and Cisco MWR 1941 DC A ...

Page 16: ...btaining Support and Security Guidelines For information on obtaining documentation obtaining support providing documentation feedback security guidelines and also recommended aliases and general Cisco documents see the monthly What s New in Cisco Product Documentation which also lists all new and revised Cisco technical documentation at http www cisco com en US docs general whatsnew whatsnew html...

Page 17: ...iversal Mobile Telecommunication System UMTS Radio Access Network RAN backhaul transport and optimization This chapter includes the following sections Introduction page 1 2 Hardware Description page 1 6 Interface Cards page 1 11 Cisco Network Modules page 1 11 Compact Flash Memory page 1 12 Power Supply page 1 12 Environmental Monitoring Temperature Sensor page 1 13 System Specifications page 1 13...

Page 18: ...earer traffic as well as maintenance control and signaling traffic over the leased line backhaul network between the BTS and leased line termination and aggregation node via compression including Abis Optimization over IP Iub Optimization over IP and cRTP cUDP and packet multiplexing Multilink PPP Figure 1 1 shows an example of the placement of and connections for the Cisco MWR 1941 DC A router in...

Page 19: ...ic from other radios such as UMTS Node Bs GPRS EDGE 1xEV DO PWLANs and other data overlays This capability reduces the deployment and operating costs for new technologies since the operator avoids the up front and recurring costs of supplementing backhaul capacity It also accelerates time to revenue from deployments of new radio technologies since there is no need for the operator to wait for addi...

Page 20: ...several opportunities to optimize the Abis interface and thus optimize the backhaul bandwidth efficiency For example when Discontinuous Transmission DTX is employed over the air interface the TRAU frames that are transported on the Abis interface contain standardized redundant bit patterns known as idle silent speech frames FR and EFR or no data frames AMR whenever a voice user is silent typically...

Page 21: ...he spare backhaul bandwidth made available by Cisco s Abis and Iub Optimization solutions Figure 1 3 Example of Cisco MWR 1941 DC A Router in a Cell Site POP and Cell Site DCN PWLAN WCDMA TDD WiMAX 802 16 20 GSM BTS UMTS Node B R4 R99 HSDPA UMTS Node B RS R6 IP PBX BSC RNC Cisco Mobile Exchange 100Base T T1 E1 Cell Site Access Network BSC RNC Site Mobile Internet Edge Optimized Abis lub over IP Ci...

Page 22: ...68 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 Advance Integration Module for ...

Page 23: ...n an equipment rack Cisco MWR 1941 DC A Router Front View On the front panel viewing from right to left the Cisco MWR 1941 DC A router see Figure 1 4 shows the orientation of the following components A 2 port T1 E1 RAN installed in two of the three 2 port T1 E1 RAN positions 0 and 1 slots Auxiliary and Console ports Fixed Compact flash slot FE FasatEthernet ports A blank panel installed in the net...

Page 24: ...2 2 FE ports VWIC position 1 2 ports Compact flash slot Console port Auxiliary port VWIC LEDs Alarm A Loopback A Carrier detect G Power G Air vent both sides Status G Chassis LEDs Activity G Table 1 1 Chassis LEDs LED Color State Description Power labeled PWR Green On Operating voltages on the mainboard are within acceptable ranges Off The router is not connected to a power supply or an error cond...

Page 25: ...EDs LED Color State Status Activity labeled ACT Green On Data is being transmitted on the link Off No data is being transmitted Speed labeled SPEED Green On A 100 Mbps communication speed has been attained Off Only a 10 Mbps communication speed has been attained or no link has been established Link labeled LINK Green On Ethernet link has been established Off No link has been established Table 1 3 ...

Page 26: ...M card then interrupts the CPU with reassembled ATM Adaptation Layer traffic packets for backhaul The AIM ATM card supports up to four independent ATM links or two Inverse Mutiplexing over ATM IMA groups The AIM ATM 8 card supports up to eight independent ATM links or four IMA groups To determine which AIM is installed in your Cisco MWR 1941 DC A router use the show diagnostics command in privileg...

Page 27: ...terface slot of the Cisco MWR 1941 DC A router you can add two more VWIC 2T1 EI RAN cards Information is provided in separate publications For information on the VWIC 2T1 E1 RAN VWICs see the Cisco 2 port T1 E1 RAN Optimization Installation Instructions For software configuration information see the Cisco MWR 1941 DC A Mobile Wireless Edge Router Software Configuration Guide These manuals are on C...

Page 28: ... power at your site before router installation and periodically after installation to ensure clean power is being received Always disconnect the power source and unplug the power cable before working on the router Install proper grounding for the site to avoid damage from lightning and power surges Warning To avoid electric shock do not connect safety extra low voltage SELV circuits to telephone n...

Page 29: ...as an interrupt where software takes action to generate the appropriate alarms If the router reaches a temperature of 90 C the power supply will cycle to prevent the router from exceeding that temperature while being powered up System Specifications Table 1 7 lists the system specifications for Cisco MWR 1941 DC A router Table 1 5 Power Supply Connector Pinouts 27 VDC Application Pin 27 VDC Power ...

Page 30: ...rk module The logical slot numbers are as follows 0 for all built in interfaces 0 for all built in 2 port T1 E1 RAN slots 1 for the network module slot Figure 1 6 Cisco MWR 1941 DC A Router Port Numbers The numbering format is Interface type Slot number Interface number Interface port numbers begin at logical 0 for each interface type ports are numbered from right to left Operating Vibration 0 41 ...

Page 31: ...empty the logical interfaces in slot W1 are Serial 0 0 and Serial 0 1 If you later add a 2 port T1 E1 RAN to slot W0 the interface numbering shifts The configuration that you created for logical interfaces Serial 0 0 and Serial 0 1 will now be applied to the 2 port T1 E1 RAN in physical slot W0 and you will need to create a new configuration for the logical interfaces that you previously configure...

Page 32: ...1 16 Cisco MWR 1941 DC A Mobile Wireless Edge Router Hardware Installation Guide OL 7872 04 Chapter 1 Product Overview Regulatory Compliance ...

Page 33: ...04 2 Preparing to Install the Router This chapter describes site requirements and equipment needed to install your Cisco MWR 1941 DC A router It includes the following sections Safety Guidelines page 2 2 Before You Begin page 2 4 Site Planning page 2 4 Console and Auxiliary Port Considerations page 2 9 ...

Page 34: ...r cords and interface cables before moving the system Never assume that power is disconnected from a circuit always check Keep the chassis area clear and dust free before and after installation Keep tools and assembly components away from walk areas where you or others could fall over them Do not work alone if potentially hazardous conditions exist Do not perform any action that creates a potentia...

Page 35: ...or removing a router chassis or network processor module Performing most hardware upgrades Never install equipment that appears damaged Carefully examine your work area for possible hazards such as moist floors ungrounded power extension cables and missing safety grounds Never assume that power is disconnected from a circuit always check Never perform any action that creates a potential hazard to ...

Page 36: ...uter it is important to prepare for installation by Preparing the site site planning and reviewing the installation plans or method of procedures MOPs Unpacking and inspecting the Cisco MWR 1941 DC A router Gathering tools and test equipment required to properly install the Cisco MWR 1941 DC A router Site Planning Typically you should have prepared the installation site beforehand As part of your ...

Page 37: ...intain a clearance of at least 6 inches 15 24 cm in the front and the rear of the rack at all times If airflow through the equipment rack and the routers that occupy it is blocked or restricted or if the ambient air being drawn into the rack is too warm an overtemperature condition within the rack and the routers that occupy it can occur The site should also be as dust free as possible Dust tends ...

Page 38: ...2 7 12 Perform the installation Unpacking and Checking the Contents of your Shipment The shipping package for the Cisco MWR 1941 DC A router is designed to reduce the possibility of product damage associated with routine material handling experienced during shipment To reduce the potential damage to the product transport the Cisco MWR 1941 DC A router in its Cisco specified packaging Failure to do...

Page 39: ...uter to your equipment rack Cables for connection to the WAN and LAN ports depending on the configuration Note For more information on cable specifications see Appendix B Cable Specifications Ethernet hub or PC with a network interface card for connection to the Ethernet LAN port s Console terminal an ASCII terminal or a PC running terminal emulation software that is configured for 9600 baud 8 dat...

Page 40: ...ection on page 2 9 for information about creating a Site Log along with other records for your new router Installation Checklist for Site Router Name Task Verified by Date Installation Checklist copied Background information placed in Site Log Site power voltages verified Installation site power check completed Required tools available Additional equipment available Router received DVD documentati...

Page 41: ... performed Intermittent problems Comments and notes Console and Auxiliary Port Considerations The router includes an asynchronous serial console port and an auxiliary port which provide access to the router either locally using a console terminal or remotely using a modem connected to the auxiliary port This section describes important cabling information to consider before connecting a console te...

Page 42: ...nstructions on installing a console terminal see the Connecting the Console Terminal and Auxiliary Modem Ports section on page 3 8 For cable and port pinouts see the online document Cisco Modular Access Router Cable Specifications This document is provided on the Documentation DVD that accompanied your router and is also available online at Cisco com Auxiliary Port Connections The router includes ...

Page 43: ...e Cisco MWR 1941 DC A Router page 3 2 Connecting the Chassis Ground and Power page 3 5 Connecting the Console Terminal and Auxiliary Modem Ports page 3 8 Connecting the Network Cables page 3 10 What to Do After Installing the Hardware page 3 20 Warning Only trained and qualified personnel should be allowed to install replace or service this equipment Statement 1030 Warning This unit is intended fo...

Page 44: ...uter Each Cisco MWR 1941 DC A router has rack mounting brackets installed at the factory If your router did not come with the rack mounting brackets installed the rack mounting bracket kit may have been separately packaged with your router see the Required Tools and Equipment section on page 2 7 for a description of the packaged hardware You can only front flush mount the Cisco MWR 1941 DC A route...

Page 45: ...rough the routers increasing the potential for overtemperature conditions within the routers Allow at least 19 inches 48 7 cm of clearance at the front and rear of the rack for router maintenance Follow your local practices for cable management Ensure that cables to and from the routers do not impede access to perform equipment maintenance or upgrades Attaching the Rack Mounting Brackets You rack ...

Page 46: ...n the router and the tendency of the power cables to press on the location of the AIM for ATM card when installed To secure the Cisco MWR 1941 DC A router to the equipment rack you must use the four mounting screws provided for each side or follow your local practices for installing the router into your equipment rack Ensure that the rack mount brackets have been securely fastened see the Attachin...

Page 47: ...heting torque screwdriver with a Phillips head that exerts up to 15 pound force inches lbf in of pressure Crimping tool as specified by the ground lug manufacturer 10 AWG copper ground wire insulated or noninsulated 18 AWG copper wire for the power cord Wire stripping tool s for stripping both 10 and 18 AWG wire Caution Before making connections to the Cisco MWR 1941 DC A router ensure that you di...

Page 48: ...rewdriver or a ratcheting torque screwdriver with a Phillips head Step 2 Set the screw aside Step 3 If your ground wire is insulated use a wire stripping tool to strip the 10 AWG ground wire to 0 5 inch 0 02 inch 12 7 mm 0 5 mm for the ground lug or ring terminal see Figure 3 3 Figure 3 3 Stripping a Ground Wire Step 4 Slide the open end of your ground lug or ring terminal over the exposed area of...

Page 49: ...next section Power Connections to continue the installation Power Connections Warning Before performing any of the following procedures ensure that power is removed from the DC circuit Statement 1003 Warning Use copper conductors only Statement 1025 Note The installation must comply with the 2002 National Electric Code NEC and other applicable codes Wiring the DC Input Power Source Warning This pr...

Page 50: ...o avoid disturbing field wiring connections Statement 38 Caution DO NOT power on the unit yet Proceed to the next section Connecting Cables to continue the installation Connecting Cables This section describes how to connect your Cisco MWR 1941 DC A router to external devices and networks It includes the following sections Connecting the Console Terminal and Auxiliary Modem Ports page 3 8 Connecti...

Page 51: ...ion Identifying a Rollover Cable for a detailed description of how to identify a rollover cable Identifying a Rollover Cable Use a rollover cable to connect to the asynchronous serial console and auxiliary ports You can identify a rollover cable by comparing the two modular ends of the cable Holding the cables side by side with the tab at the rear the wire connected to the pin on the outside of th...

Page 52: ...console port Modems should always be connected to the auxiliary port Auxiliary Port Follow these steps to connect a modem to the auxiliary port on the router Step 1 Connect a modem to the auxiliary port using an RJ 45 rollover cable with an RJ 45 to DB 25 adapter The provided adapter is labeled MODEM For cable pinouts see the Auxiliary Port Signals and Pinouts section on page B 3 of this guide or ...

Page 53: ...ts the pinouts and signals for the RJ 45 port Connecting the Cisco 2 port T1 E1 RAN VWIC 2T1 E1 RAN Interface Cables How you connect the ports of Cisco 2 port T1 E1 RAN depends on whether you are using the router in a redundant or non redundant configuration For redundant configurations use a Y cable see the Y Cable Specifications section on page 3 13 Note You must configure HSRP Hot Standby Route...

Page 54: ...RJ 48C cable Note If you choose to use the Cisco 2 port T1 E1 RAN in a non redundant configuration you must close the relays on the card using the standalone subcommand For more information see the Cisco MWR 1941 DC A Mobile Wireless Edge Router Software Configuration Guide Step 1 Confirm that the router is turned off Step 2 Connect one end of the cable to the T1 or E1 RJ 48C port on the 2 port T1...

Page 55: ...les should be made with four twisted pair shielded 28 gauge cables The cable length of each stub from the RJ 48C connector to the junction point should not exceed 3 inches 7 62 cm The cable length from junction point to the patch panel is determined by the customer Figure 3 8 Y Cable Specifications All signals that propagate in the same direction must share the same twisted pair For example RX TIP...

Page 56: ...ithin the power supply when the power cord is connected Statement 4 Warning This equipment is intended to be grounded Ensure that the host is connected to earth ground during normal use Statement 39 Checklist for Power Up You are ready to power up the Cisco MWR 1941 DC A router if the following steps are complete Router is securely mounted Power network and interface cables are properly connected ...

Page 57: ...AN interface card is communicating with another CSU DSU Off when no carrier has been detected For more detailed information about the LEDs see Appendix A Troubleshooting Power Up Procedure To power up the Cisco MWR 1941 DC A router and verify its initialization and self test follow this procedure When the procedure is finished the Cisco MWR 1941 DC A router is ready to configure Step 1 Remove the ...

Page 58: ...e and directory procedures for CF memory cards formatted with a Class C Flash file system Copy Files To copy the files to another location use the copy slot0 source filename slot0 tfp lex null nvram pram rcp system tftp xmodem ymodem running config startup config destination filename command The following example shows output for copying a Cisco IOS file from an external CF memory card to a TFTP s...

Page 59: ...ory card formatted with a Class C Flash file system use the dir slot0 command The following example shows output for displaying the contents of a CF memory card with a Class C Flash file system Router dir slot0 Directory of slot0 3 rw 6455048 Mar 01 2001 00 04 06 mwr1900 i mz 1579 rw 6458584 Mar 01 2001 00 24 38 mwr1900 i mz new 15912960 bytes total 2998272 bytes free Display Geometry and Format I...

Page 60: ...z 1941ata 3 rw 6458388 Mar 01 1993 00 01 24 mwr1900 i mz 63930368 bytes total 51007488 bytes free Display File Content To display the content of a file in a CF memory card use the more slot0 filename command The following example shows output from the more slot0 command on a CF card Router more slot0 mwr1900 i mz tmp 00000000 7F454C46 01020100 00000000 00000000 ELF 00000010 00020061 00000001 80008...

Page 61: ...094208 bytes total 121634816 bytes free Router mkdir slot0 config Create directory filename config Created dir slot0 config Router mkdir slot0 config test config Create directory filename config test config Created dir slot0 config test config Router dir slot0 Directory of slot0 3 rw 6458208 Mar 01 1993 00 04 08 mwr1941 i mz tmp 1580 drw 0 Mar 01 1993 23 48 36 config 128094208 bytes total 12162662...

Page 62: ...tes total 121630720 bytes free Enter a Directory and Determine the Current Directory To enter a directory in CF memory use the cd slot0 directory name command To determine which directory you are in use the pwd command The following example shows output for the following actions Entering the home directory of a CF memory card in an external slot slot0 Verifying that you are in the slot0 directory ...

Page 63: ...te you received the new chassis Brief description of the problem Brief explanation of the steps you have taken to isolate the problem Note Ensure you provide the customer service representative with any upgrade or maintenance information that was performed on the Cisco MWR 1941 DC A router after your initial installation see the Creating a Site Log section on page 2 9 and Appendix C Site Log for S...

Page 64: ...quirements in the System Specifications section on page 1 13 Does the router partially boot but the LEDs do not light Check for a power supply failure by inspecting the power LED on the front panel of the router If the LED is on the power supply is functional If the LED is off refer to the Cisco Information Packet for warranty information or contact customer service Environmental Reporting Feature...

Page 65: ...co IOS software that supports the module Router does not boot properly or it constantly or intermittently reboots Make sure the module is firmly seated in its slot Check the router chassis or software For warranty information refer to the Cisco Information Packet publication that shipped with your router or contact customer service Router boots but the console screen is frozen Check the external c...

Page 66: ... router is not connected to a power supply or an error condition has been detected in the operating voltages Status labeled STAT Green On The router software has booted up and the system is operational Off The router has not yet booted or an error condition has been detected in the boot process Activity labeled ACT Green On Packets being transferred Off No activity is occurring 65783 SEE MANUAL BE...

Page 67: ...eled SPEED Green On A 100 Mbps communication speed has been attained Off Only a 10 Mbps communication speed has been attained or no link has been established Link labeled LINK Green On Ethernet link has been established Off No link has been established Table A 3 VWIC LEDs LED Color State Description Alarm labeled AL Amber On A local or remote alarm state exists Off The Cisco 2 port T1 E1 RAN is op...

Page 68: ...A 6 Cisco MWR 1941 DC A Mobile Wireless Edge Router Hardware Installation Guide OL 7872 04 Appendix A Troubleshooting Reading the LEDs ...

Page 69: ...this appendix provides cable specifications for the Cisco MWR 1941 DC A router and the Cisco 2 port T1 E1 RAN interface card This appendix includes the following sections Console and Auxiliary Port Signals and Pinouts page B 2 Fast Ethernet Connector Pinouts page B 4 T1 E1 Port Pinouts RJ 48 page B 5 Note Pins not listed in the tables in this appendix are not connected ...

Page 70: ...Port Signals and Pinouts section on page B 3 Console Port Signals and Pinouts Use the thin flat RJ 45 to RJ 45 rollover cable and the RJ 45 to DB 9 female DTE adapter labeled TERMINAL to connect the console port to a PC running terminal emulation software Figure B 1 shows how to connect the console port to a PC Table B 1 lists the pinouts for the asynchronous serial console port the RJ 45 to RJ 45...

Page 71: ...g and Cabling Using a DB 25 Adapter Console Port DTE 1 1 You can use the same cabling to connect a console to the auxiliary port RJ 45 to RJ 45 Rollover Cable RJ 45 to DB 25 Terminal Adapter Console Device Signal RJ 45 Pin RJ 45 Pin DB 25 Pin Signal RTS 12 2 Pin 1 is connected internally to pin 8 8 5 CTS DTR 2 7 6 DSR TxD 3 6 3 RxD GND 4 5 7 GND GND 5 4 7 GND RxD 6 3 2 TxD DSR 7 2 20 DTR CTS 82 1 ...

Page 72: ... one connector and pin 8 is white on the other a rollover cable connects pins 1 and 8 2 and 7 3 and 6 and 4 and 5 Figure B 2 Identifying a Rollover Cable Fast Ethernet Connector Pinouts This section illustrates the Fast Ethernet 100Base TX RJ 45 connector and lists its pinout and signal descriptions Figure B 3 shows the 100Base TX RJ 45 connector and Table B 4 on page B 5 lists its pinouts The 1 p...

Page 73: ... E1 RAN interface card for both the shielded and unshielded cables for either T1 or E1 Figure B 4 RJ 48 to RJ 48 T1 E1 Cable Wiring Note Cisco recommends using a shielded cable for your RJ 48C connectors Table B 4 RJ 45 Connector Pinout Pin Signal 1 TX 2 TX 3 RX 6 RX Table B 5 RJ 48C Pinout for Shielded and Unshielded Cables Shielded Unshielded Pin Description Pin Description 1 Receive ring 1 Rece...

Page 74: ...B 6 Cisco MWR 1941 DC A Mobile Wireless Edge Router Hardware Installation Guide OL 7872 04 Appendix B Cable Specifications T1 E1 Port Pinouts RJ 48 ...

Page 75: ...d insert it into the Site Log Make entries as you complete each task Upgrade removal and maintenance procedures Use the Site Log as a record of ongoing router maintenance and expansion history Each time a task is performed on the Cisco MWR 1941 DC A router update the Site Log to reflect the following Installation of NM 2W network module Removal or replacement of NM 2W network module and other upgr...

Page 76: ...C 2 Cisco MWR 1941 DC A Mobile Wireless Edge Router Hardware Installation Guide OL 7872 04 Appendix C Site Log Table C 1 Site Log Date Description of Action Performed or Symptom Observed Initials ...

Page 77: ...act flash description 1 12 formatting 3 15 connecting auxiliary port 3 10 fast ethernet interface cables 3 11 network cables 3 10 power supply 3 5 console port adapter B 3 connections 2 9 2 10 3 10 pinouts B 3 console port signaling cabling DB 25 table B 3 console port signaling cabling DB 9 table B 2 console port signals and pinouts B 2 conventions documentation ix D documentation conventions ix ...

Page 78: ...g interface 1 14 P power warning 2 2 powering on 3 14 power lines warning 2 3 power supplies warning 2 3 power supply connecting 3 5 description 1 12 power supply warning 3 7 3 14 problem solving See troubleshooting R RAN using the Cisco MWR 1941 DC A 1 2 record keeping site log 2 9 regulatory compliance 1 15 restricted access warning 2 2 3 1 rollover cable identifying 3 9 B 4 S safety information...

Page 79: ...sensor 1 13 tools required for installation 2 7 troubleshooting cables A 3 connections A 3 cooling system A 2 front panel LEDs A 4 modules A 3 power system A 2 V ventilation 2 5 VWIC connecting 3 12 connecting cables 3 11 description 1 6 RJ 48C pinout 3 12 B 5 VWIC 2MFT T1 DIR 1 11 VWIC 2T1 E1 RAN 1 11 VWIC 3MFT E1 DIR 1 11 W warning short circuit 3 7 warnings safety overview x ...

Page 80: ...Index IN 4 Cisco MWR 1941 DC A Mobile Wireless Edge Router Hardware Installation Guide OL 7872 04 ...

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