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Documentation

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M120 Router Chassis Description on page 6

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M120 Router Installation Summary on page 43

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Removing Components from the Chassis Before Installing the M120 Router Without a
Mechanical Lift on page 59

M120 Multiservice Edge Router Hardware Guide

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Summary of Contents for Juniper Networks

Page 2: ...er trademarks service marks registered trademarks or registered service marks are the property of their respective owners Juniper Networks assumes no responsibility for any inaccuracies in this docume...

Page 3: ...ar 2000 compliant The Junos OS has no known time related limitations through the year 2038 However the NTP application is known to have some difficulty in the year 2036 iii Copyright 2010 Juniper Netw...

Page 4: ...on a single chassis c Product purchase documents paper or electronic user documentation and or the particular licenses purchased by Customer may specify limits to Customer s use of the Software Such...

Page 5: ...ION OR WILL BE FREE OF VULNERABILITY TO INTRUSION OR ATTACK In no event shall Juniper s or its suppliers or licensors liability to Customer whether in contract tort including negligence breach of warr...

Page 6: ...ion Such request can be made in writing to Juniper Networks Inc 1194 N Mathilda Ave Sunnyvale CA 94089 ATTN General Counsel You may obtain a copy of the GPL at http www gnu org licenses gpl html and a...

Page 7: ...on 6 M120 Midplane Description 8 M120 Flexible PIC Concentrators FPCs Overview 9 FPC Description 9 FPC Components 11 FPC Terminology 11 M120 Compact FPCs CFPCs Overview 12 CFPC Description 12 CFPC Com...

Page 8: ...t 2 Setting Up the M120 Router Chapter 3 Preparing the Site for M120 Router Installation 37 M120 Site Preparation Checklist 37 M120 Cabinet Requirements 38 M120 Cabinet Size and Clearance Requirements...

Page 9: ...ble Management System 77 Chapter 8 Grounding the M120 Router 79 Connecting the Grounding Cable to the M120 Router 79 Chapter 9 Connecting the M120 Router to External Devices 81 Tools and Parts Require...

Page 10: ...ting Using the Juniper Networks Technical Assistance Center 118 M120 LED Overview 118 Craft Interface LEDs 118 Component LEDs 119 Troubleshooting the M120 Cooling System 120 Troubleshooting M120 FPCs...

Page 11: ...Installing an M120 Routing Engine 148 Replacing Packet Forwarding Engine Components 149 Replacing an M120 FEB 149 Removing an M120 FEB 149 Installing an M120 FEB 151 Replacing an M120 FPC 152 Removing...

Page 12: ...s 193 General Fire Safety Requirements 193 Fire Suppression 193 Fire Suppression Equipment 194 M120 Router Installation Safety Guidelines and Warnings 194 M120 Chassis Lifting Guidelines 195 Installat...

Page 13: ...M120 217 Agency Approvals and Compliance Statements for the M120 Router 218 Agency Approvals for M120 Routers 219 Compliance Statements for NEBS for the M120 Router 220 Compliance Statements for EMC R...

Page 14: ...es and T Series Routers 244 Routing Engine Interface Cable and Wire Specifications for the M120 Router 246 Appendix F M120 Cable Connector Pinouts 247 RJ 45 Connector Pinouts for the M120 Routing Engi...

Page 17: ...6 Airflow Through the M120 Chassis 33 Figure 17 M120 Front Fan Tray 33 Figure 18 M120 Rear Fan Tray 33 Figure 19 M120 Cable Management System 34 Part 2 Setting Up the M120 Router Chapter 3 Preparing t...

Page 18: ...3 M120 Console and Auxiliary Serial Port Connector 83 Figure 44 M120 Routing Engine Management Ports and Alarm Relay Contacts 84 Figure 45 M120 Routing Engine Ethernet Cable Connector 85 Figure 46 M12...

Page 19: ...120 PIC 167 Figure 84 Removing M120 SFPs or XFPs 169 Figure 85 Removing a M120 XENPAK Module 171 Figure 86 Installing a M120 XENPAK Module 173 Figure 87 Removing an M120 AC Power Supply 175 Figure 88...

Page 20: ...Label 260 Figure 106 M120 Routing Engine Serial Number Label 261 Figure 107 M120 PIC Serial Number Label 261 Figure 108 M120 AC Power Supply Serial Number Label 262 Figure 109 M120 DC Power Supply Se...

Page 21: ...Part 2 Setting Up the M120 Router Chapter 3 Preparing the Site for M120 Router Installation 37 Table 15 M120 Site Preparation Checklist 37 Table 16 M120 Rack Requirements and Specifications 39 Chapter...

Page 22: ...1 Table 34 Estimated Values for Factors Causing Link Loss 245 Table 35 Routing Engine Interface Cable and Wire Specifications 246 Appendix F M120 Cable Connector Pinouts 247 Table 36 RJ 45 Connector P...

Page 23: ...ectives This documentation describes hardware components installation basic configuration and basic troubleshooting procedures for the Juniper Networks M120 Multiservice Edge Router It explains how to...

Page 24: ...risk of personal injury or death Warning Alerts you to the risk of personal injury from a laser Laser warning Table 2 on page xxiv defines the text and syntax conventions used in this guide Table 2 Te...

Page 25: ...PLS only Indicates a comment specified on the same line as the configuration statement to which it applies pound sign community name members community ids Enclose a variable for which you can substitu...

Page 26: ...Online Tools and Resources For quick and easy problem resolution Juniper Networks has designed an online self service portal called the Customer Support Center CSC that provides you with the following...

Page 27: ...niper net cm Call 1 888 314 JTAC 1 888 314 5822 toll free in the USA Canada and Mexico For international or direct dial options in countries without toll free numbers see http www juniper net support...

Page 29: ...1 Overview of the M120 Multiservice Edge Router Overview of the M120 Router on page 3 M120 Hardware Components on page 5 1 Copyright 2010 Juniper Networks Inc All manuals and user guides at all guides...

Page 31: ...p to six FPCs Four slots accept FPCs of Types 1 2 and 3 and two slots accept Compact FPCs CFPCs Each FPC can be configured with a variety of network media types altogether providing up to 130 physical...

Page 32: ...Router Physical Specifications on page 225 M120 Router Environmental Specifications on page 227 M120 Router Power Requirements on page 237 Copyright 2010 Juniper Networks Inc 4 M120 Multiservice Edge...

Page 33: ...undancy A fully configured router is designed so that no single point of failure can cause the entire system to fail Only a fully configured router provides complete redundancy All other configuration...

Page 34: ...n page 7 and Figure 3 on page 8 The chassis measures 20 75 in 52 71 cm high 17 43 in 44 3 cm wide and 24 3 in 61 7 cm deep from the front mounting flanges to the rear of the chassis The chassis instal...

Page 35: ...ully Configured M120 Router Chassis Figure 2 Rear View of a Fully Configured AC Powered M120 Router Chassis 7 Copyright 2010 Juniper Networks Inc Chapter 2 M120 Hardware Components All manuals and use...

Page 36: ...card cage see Figure 4 on page 9 The FPCs install into the midplane from the front of the chassis and the FEBs Routing Engines power supplies and CBs install into the midplane from the rear of the cha...

Page 37: ...n page 11 FPC Terminology on page 11 FPC Description The Flexible PIC Concentrators FPCs provide the infrastructure to power and control PICs and to translate packets to and from each PIC into a stand...

Page 38: ...t to right from FPC2 to FPC5 Depending on the FPC type an FPC has either one or four slots into which a PIC can be installed An FPC can be installed into any FPC slot on the router regardless of which...

Page 39: ...Physical PIC connectors Midplane connectors and power circuitry Processor subsystem which includes a 667 MHz CPU system controller 128 MB of SDRAM and two Fast Ethernet links to the Control Board An...

Page 40: ...ion of a PIC and an FPC It contains the interface circuitry and the FPC as a single assembly The WAN interface enables interconnection directly to SONET transport facilities eliminating the need for a...

Page 41: ...weighs approximately 2 lbs 0 9 kg You can install any combination of CFPC types Figure 8 on page 13 shows the Ethernet 10GBase XFP CFPC Figure 8 Ethernet 10GBASE XFP CFPC for the M120 Router CFPC Comp...

Page 42: ...on M120 FPCs and CFPCs Supported on page 14 Maintaining M120 FPCs and CFPCs on page 106 Troubleshooting M120 FPCs and CFPCs on page 121 Replacing an M120 CFPC on page 157 M120 FPCs and CFPCs Supported...

Page 43: ...Each PIC is equipped with an ASIC that performs control functions specific to the media type of that PIC The PIC slots are labeled PIC0 PIC1 PIC2 and PIC3 top to bottom and left to right You can insta...

Page 44: ...Cs through the midplane The midplane relays signals to the FEB inserted from the rear of the chassis which processes the packets The midplane architecture allows any FEB to carry traffic for any FPC Y...

Page 45: ...120 Forwarding Engine Boards FEBs LEDs on page 17 M120 Forwarding Engine Boards FEBs LEDs Table 5 M120 FEB LEDs Description State Color Label FEB is online and is functioning normally On steadily Gree...

Page 46: ...runs the Junos OS The software processes that run on the Routing Engine maintain the routing tables manage the routing protocols used on the router control the router interfaces control some chassis c...

Page 47: ...des a removable media interface through which you can install the Junos OS manually See Figure 11 on page 20 Junos supports USB version 1 0 CompactFlash card Provides primary storage for software imag...

Page 48: ...r clips Control the locking system that secures the Routing Engine NOTE For specific information about Routing Engine components for example the amount of DRAM issue the show chassis routing engine co...

Page 49: ...unctioning normally On steadily Blue HDD Related Documentation M120 Routing Engine Description on page 18 Routing Engine Interface Ports and Status Indicators on the M120 Craft Interface on page 25 Ma...

Page 50: ...gine 1000Base T Ethernet controller Provides a 1 Gbps Ethernet link between the Routing Engines Ethernet switch Provides Ethernet connectivity between the Routing Engine and the FPCs and FEBs link spe...

Page 51: ...ace Ports and Status Indicators on the M120 Craft Interface on page 25 External Clock Interface Ports on the M120 Craft Interface on page 25 Host Subsystem LEDs on the M120 Craft Interface on page 26...

Page 52: ...ms press the button labeled ACO LT for alarm cutoff lamp test which is located to the right of the alarm LEDs Deactivating an alarm turns off both LEDs and deactivates the device attached to the corre...

Page 53: ...ction for out of band management The port uses an autosensing RJ 45 connector to support both 10 and 100 Mbps connections Two small LEDs on the bottom of the port indicate the connection in use the LE...

Page 54: ...uts for the M120 Routing Engine ETHERNET Port on page 247 RJ 45 Connector Pinouts for the Routing Engine AUX and CONSOLE Ports on page 248 RJ 45 Connector Pinouts for the External Clock Ports on page...

Page 55: ...adily Green STATUS FEB is not functioning normally On steadily Red Related Documentation M120 Forwarding Engine Boards FEBs Description on page 16 M120 Forwarding Engine Boards FEBs LEDs on page 17 M1...

Page 56: ...y LEDs on page 30 M120 DC Power Supply LEDs on page 32 M120 Craft Interface Description on page 23 Maintaining the M120 Power Supplies on page 115 Replacing the M120 Craft Interface on page 129 Alarm...

Page 57: ...he system Related Documentation Power Supply LEDs on the M120 Craft Interface on page 28 M120 AC Power Supply Description on page 29 M120 DC Power Supply Description on page 31 Connecting Power to an...

Page 58: ...AC Power Supply LEDs The LED on each power supply faceplate indicates the status of the power supply see Table 14 on page 30 which applies to the AC and DC power supply The power supply status is also...

Page 59: ...power supplies share power almost equally within a fully populated system If either power supply fails the remaining power supply takes over without interruption Each DC power supply has a single DC...

Page 60: ...outer cooling system comprises two front and two rear fan trays see Figure 1 on page 7 and Figure 2 on page 7 Both the front and rear fan trays install horizontally above and below the front and rear...

Page 61: ...d cages pull air from a single intake in the front of the router Airispushedupthroughbothcardcageswhereitcombinesinacommonexhaustplenum and is exhausted out the upper sides and rear of the system Some...

Page 62: ...e of the bobbins also helps maintain the proper bend radius for optical PIC cables You can pull the cable management system up and outward to lock it into the maintenance position This allows you to a...

Page 63: ...age 49 Installing the M120 Router with a Lift on page 55 Installing the M120 Router Without a Mechanical Lift on page 59 Grounding the M120 Router on page 79 Connecting the M120 Router to External Dev...

Page 65: ...hecklist Notes Date Performed By Item or Task Verify that environmental factors such as temperature and humidity do not exceed router tolerances see M120 Router Environmental Specifications on page 22...

Page 66: ...inside of the front door and the inside of the rear door NOTE If you mount the router in a cabinet be sure that sufficient room is provided for cable management and cables Related Documentation M120 C...

Page 67: ...n page 39 summarizes rack requirements and specifications for the M120 router Table 16 M120 Rack Requirements and Specifications Guidelines Rack Requirement Use a four post rack or a two post rack You...

Page 68: ...outer in a four post rack or cabinet you must install the spacer bars on the rack before you mount the chassis For instructions about installing the mounting hardware see Installing the Mounting Hardw...

Page 69: ...gs for M Series MX Series and T Series Routers on page 195 Installing the M120 Router Without Using a Mechanical Lift on page 69 M120 Clearance Requirements for Airflow and Hardware Maintenance When p...

Page 70: ...ation M120 Rack Mounting Requirements on page 39 Installing the Mounting Hardware for a Center Mount Open Frame Rack on page 53 Installing the Mounting Hardware for a Front Mount Four Post Rack or Cab...

Page 71: ...Verifying M120 Parts Received on page 46 4 Install the mounting hardware Installing the Mounting Hardware for a Front Mount Four Post Rack or Cabinet on page 49 Installing the Mounting Hardware for a...

Page 72: ...the shipping pallet Blank panels to cover any slots not occupied by a component Related Documentation M120 Router Chassis Description on page 6 M120 Router Installation Summary on page 43 M120 Site P...

Page 73: ...apor corrosion inhibitor VCI packs attached to the pallet being careful not to break the VCI packs open 9 To remove the brackets holding the chassis on the pallet use a 1 2 in socket wrench and a numb...

Page 74: ...chassis with installed components listed in Table 17 on page 46 and an accessory box which contains the parts listed in Table 18 on page 47 The parts shipped with your router can vary Table 17 Parts...

Page 75: ...rminal lugs 6 AWG for grounding and DC power 1 DB 9 male to DB 25 female serial adapter 1 Serial cable with RJ 45 jack to female DB 9 to connect the router through the serial port 2 Terminal block plu...

Page 76: ...y 5E 15 1 ESD wrist strap with cable Related Documentation M120 Router Chassis Description on page 6 M120 Router Installation Summary on page 43 M120 Site Preparation Checklist on page 37 Copyright 20...

Page 77: ...e mounting brackets from the chassis Table 19 on page 49 specifies the holes in which you insert cage nuts and screws to install the mounting hardware required in a four post or cabinet rack an X indi...

Page 78: ...r edge is just above the installed screw holding the large shelf 8 Insert a mounting screw into each of the nonthreaded holes in the recesses of the spacer bar to secure the spacer bar Each hole shoul...

Page 79: ...stall the large mounting shelf on the rack and remove the mounting brackets from the chassis The small mounting shelf and the spacer bars are not needed Table 20 on page 52 specifies the holes in whic...

Page 80: ...U 0 25 in 0 6 cm 1 To install the large mounting shelf see Figure 24 on page 53 1 On the rear of each rack rail partially insert a mounting screw into the highest hole specified in Table 20 on page 52...

Page 81: ...r bars are not needed for this mounting option however you can leave them attached to the front mounting flanges Table 20 on page 52 specifies the holes in which you insert screws to install the mount...

Page 82: ...of the large shelf flanges 3 Partially insert screws into the open holes in the ears of the large shelf 4 Tighten all the screws completely Related Documentation M120 Rack Mounting Requirements on pa...

Page 83: ...e strongly recommend you install the router using a mechanical lift If you do not use a lift to install the router refer to Installing the M120 Router Without Using a Mechanical Lift on page 69 for co...

Page 84: ...tom of the chassis and the mounting shelves overlap by approximately two inches 6 Slide the router onto the mounting shelves until the mounting brackets or front mounting flanges contact the rack rail...

Page 85: ...e 23 on page 51 Related Documentation M120 Router Chassis Description on page 6 M120 Router Physical Specifications on page 225 General Safety Warnings for M Series MX Series and T Series Routers on p...

Page 87: ...8 in nut driver ESD grounding wrist strap Related Documentation M120 Router Chassis Description on page 6 M120 Router Installation Summary on page 43 M120 Chassis Lifting Guidelines on page 195 Gener...

Page 88: ...r your site 2 Switch the circuit breaker on a DC power supply faceplate to the off position O For an AC power supply switch the power switch to the standby position We recommend this even though the p...

Page 89: ...ssis in the slots marked FEB0 through FEB5 Each FEB weighs approximately 4 5 lb 2 0 kg To remove the FEBs see Figure 27 on page 62 1 Place an electrostatic bag or antistatic mat on a flat stable surfa...

Page 90: ...g or antistatic mat on a flat stable surface 2 Attach an electrostaticdischarge ESD grounding strap to your bare wrist and connect the strap to an approved site ESD grounding point See the instruction...

Page 91: ...the rear card cage Each fan tray weighs about 5 3 lb 2 4 kg To remove any fan tray see Figure 29 on page 64 and Figure 30 on page 65 which illustrate the upper front fan tray and lower rear fan tray...

Page 92: ...inning 5 Pause for approximately 15 seconds to allow the fans to stop spinning 6 When the fans stop spinning place one hand under the fan tray to support it and pull the fan tray completely out of the...

Page 93: ...ectrostaticdischarge ESD grounding strap to your bare wrist and connect the strap to an approved site ESD grounding point See the instructions for your site 2 Using a 3 8 in nut driver unscrew the nut...

Page 94: ...unding strap to your bare wrist and connect the strap to an approved site ESD grounding point See the instructions for your site 3 Before removing the FPCs record their location in the chassis so that...

Page 95: ...ace 7 Repeat the procedure for each remaining FPC Figure 32 Removing an FPC Before Installing the M120 Router Removing a CFPC The router holds up to two CFPCs which are installed vertically in the fro...

Page 96: ...ector handle bus bars or edge connectors They cannot support its weight Place each individual CFPC in an individual electrostatic bag or on its own antistatic mat on a flat stable surface Figure 33 Re...

Page 97: ...t one first Installing a router in the upper position in a rack or cabinet requires a lift CAUTION Before front mounting the router in a rack have a qualified technician verify that the rack is strong...

Page 98: ...ling the router in a four post rack or cabinet install a mounting screw into each of the holes aligned with the threaded holes in the spacer bars If you are installing the router in an open frame rack...

Page 99: ...alling the FEBs on page 72 3 Reinstalling the Power Supplies on page 73 4 Reinstalling FPCs on page 74 5 Reinstalling a CFPC on page 75 6 Reinstalling the Fan Trays on page 77 7 Reinstalling the Cable...

Page 100: ...upport it With the other hand hold one of the ejector handles on the FEB faceplate 3 Carefully align the sides of the FEB with the guides inside the chassis 4 Carefully slide the FEB into the chassis...

Page 101: ...or a DC power supply switch the circuit breaker on the power supply faceplate to the off position O 3 Using both hands slide the power supply into the chassis until you feel resistance 4 Firmly push t...

Page 102: ...n which you plan to install the FPC 3 Ensure that the FPC is right side up with the text on the faceplate of the FPC facing upward 4 Lift the FPC into place and carefully align first the bottom then t...

Page 103: ...ceiver has a rubber safety cap covering the PIC transceiver If it does not cover the transceiver with a safety cap 4 Ensure that the CFPC is right side up with the text on the faceplate of the CFPC fa...

Page 104: ...nds The LEDs and online offline button for each CFPC are located directly above it on the craft interface Issue the following CLI command user host request chassis fpc slot slot number online For more...

Page 105: ...cure it in the chassis 4 Lower the cable management system back into position if necessary 5 Repeat the procedure to reinstall the remaining fan trays Figure 40 Reinstalling a Front Fan Tray After Ins...

Page 106: ...ion Summary on page 43 Removing Components from the Chassis Before Installing the M120 Router Without a Mechanical Lift on page 59 Copyright 2010 Juniper Networks Inc 78 M120 Multiservice Edge Router...

Page 107: ...hat grounding surfaces are clean and brought to a bright finish before grounding connections are made 4 Attach an electrostaticdischarge ESD grounding strap to your bare wrist and connect the strap to...

Page 108: ...ation M120 Chassis Grounding Specifications on page 229 General Electrical Safety Warnings for M Series MX Series and T Series Routers on page 208 Copyright 2010 Juniper Networks Inc 80 M120 Multiserv...

Page 109: ...tening nuts to terminal studs on the circuit breaker box on a DC powered router Wire cutters Electrostatic discharge ESD grounding wrist strap Related Documentation M120 Power Supplies Description on...

Page 110: ...ions for the cable accepted by the Routing Engine management ports see Routing Engine Interface Cable and Wire Specifications for the M120 Router on page 246 Figure 42 M120 Routing Engine Management P...

Page 111: ...ole or auxiliary device 1 Turn off the power to the console or auxiliary device 2 Plug the female end shown in Figure 43 on page 83 of the provided serial cable into the appropriate CONSOLE or AUX por...

Page 112: ...e Routing Engine to a network for out of band management 1 Turn off the power to the management device 2 Plug one end of the Ethernet cable Figure 45 on page 85 shows the connector into the appropriat...

Page 113: ...ition that triggers the red or yellow alarm LED on the craft interface also activates the corresponding alarm relay contact The terminal blocks that plug into the alarm relay contacts are supplied wit...

Page 114: ...ed on the wiring for the external device Tighten the screws to secure the wire 3 Orient the terminal block according to the labels to the left of the appropriate relay contact NC means normally closed...

Page 115: ...ber safety plug remove the plug WARNING Do not look directly into a fiber optic transceiver or into the ends of fiber optic cables Fiber optic transceivers and fiber optic cable connected to a transce...

Page 116: ...tation M120 Power Supplies Description on page 29 Connecting the Grounding Cable to the M120 Router on page 79 Tools and Parts Required to Connect the M120 Router on page 81 General Electrical Safety...

Page 117: ...aphical location see M120 AC Power Connection and Power Cord Specifications on page 231 2 Attach an electrostaticdischarge ESD grounding strap to your bare wrist and connect the strap to one of the ES...

Page 118: ...d For 100 120 VAC both inlets are used For 200 240 VAC only the top inlet is used For information about site power preparations see M120 Router Power Requirements on page 237 Figure 49 Connecting AC P...

Page 119: ...nut see Figure 50 on page 91 Apply between 12 lb in 1 4 Nm and 15 lb in 1 7 Nm of torque to each nut a Attach the positive DC source power cable lug to the RETURN return terminal b Attach the negative...

Page 120: ...ies to the on position For the AC power supply move the power switch to the standby position and observe the output status LED on the power supply faceplate If the power supply is correctly installed...

Page 121: ...on is preserved If the router contains only one Routing Engine issue the request system halt command user host request system halt both routing engines Wait until a message appears on the console conf...

Page 123: ...u configure the router by issuing Junos OS command line interface CLI commands either on a console device attached to the CONSOLE port on the CIP or over a telnet connection to a network connected to...

Page 124: ...for the router s Ethernet interface edit root set interfaces fxp0 unit 0 family inet address address prefix length 10 Configure the IP address of a backup router which is used only while the routing...

Page 125: ...vice at the edit system services hierarchy level edit root set system services telnet 15 Optional Display the configuration to verify that it is correct edit root show system host name host name domai...

Page 126: ...cue conf the rescue configuration file and juniper conf 1 the first rollback configuration file When the search finds the first configuration file that can be loaded properly the file loads and the se...

Page 127: ...ent Procedures Maintaining M120 Router Hardware Components on page 101 Troubleshooting M120 Hardware Components on page 117 Replacing M120 Hardware Components on page 127 99 Copyright 2010 Juniper Net...

Page 129: ...ining the M120 FEBs on page 113 Maintaining the M120 Power Supplies on page 115 Tools and Parts Required to Maintain M120 Hardware Components To maintain hardware components you need the following too...

Page 130: ...filter see Replacing an M120 Air Filter on page 138 Spare filter elements should be used within one year of manufacture Check the date of manufacture printed on the filter Store spare filter elements...

Page 131: ...C 104 degrees F FPC 3 Exhaust A OK 41 degrees C 105 degrees F FPC 3 Exhaust B OK 42 degrees C 107 degrees F FPC 4 Exhaust A OK 43 degrees C 109 degrees F FPC 4 Exhaust B OK 41 degrees C 105 degrees F...

Page 132: ...subsystem comprises a Routing Engine installed directly into a CB Action On a regular basis Check the LEDs on the craft interface to view information about the status of the Routing Engines For more i...

Page 133: ...tes 51 seconds To check the status of the CBs issue the show chassis environment cb command The output is similar to the following user host show chassis environment cb CB 0 status State Online Master...

Page 134: ...ck the status of installed FPCs As shown in the sample output the value Online in the column labeled State indicates that the FPC is functioning normally user host show chassis fpc Temp CPU Utilizatio...

Page 135: ...ent rack If the FPC is vertical before you grasp it for example if it is installed in a router you can place either hand around the faceplate and your other hand under the bottom edge To hold an FPC v...

Page 136: ...inks about midway between the faceplate and connector edge place your right hand against the heat sinks You can rest the faceplate of the FPC against your body as you carry it Figure 52 Holding an M12...

Page 137: ...Figure 53 Do Not Grasp the Connector Edge 109 Copyright 2010 Juniper Networks Inc Chapter 12 Maintaining M120 Router Hardware Components All manuals and user guides at all guides com...

Page 138: ...plate with only one hand see Figure 54 on page 110 Figure 54 Do Not Carry an FPC with Only One Hand Copyright 2010 Juniper Networks Inc 110 M120 Multiservice Edge Router Hardware Guide All manuals and...

Page 139: ...iluretohandleFPCsasspecifiedcancauseirreparabledamage You must store an FPC as follows In the router In the container in which a spare FPC is shipped Horizontally and component side up on a flat stabl...

Page 140: ...the CLI show chassis fpc pic status command The PIC slots in an FPC are numbered from 0 through 3 top to bottom user host show chassis fpc pic status Slot 2 Online M120 FPC Type 1 PIC 2 Present 1x G E...

Page 141: ...tical equipment Any wear and tear due to frequent plugging and unplugging is then absorbed by the short fiber extension which is easy and inexpensive to replace Keep fiber optic cable connections clea...

Page 142: ...ich is optional user host show chassis feb detail 0 Slot 0 information State Online Intake temperature 66 degrees C 150 degrees F Exhaust A temperature 67 degrees C 152 degrees F Exhaust B temperature...

Page 143: ...FPC is assigned to the FEB of the same identifying number for example FPC 1 is assigned to FEB 1 To assign an FPC to a FEB use the fpc feb connectivity statement at the editchassis hierarchy level Yo...

Page 144: ...associated error messages by issuing the following CLI command user host show chassis alarms For a list of possible alarm messages see Troubleshooting Using the Chassis and Interface Alarm Messages o...

Page 145: ...ssistance Center on page 118 Troubleshooting Using the Command Line Interface The Junos OS command line interface CLI is the primary tool for controlling and troubleshooting router hardware the Junos...

Page 146: ...interface Troubleshooting Using the Juniper Networks Technical Assistance Center If you need assistance during troubleshooting you can contact the Juniper Networks Technical Assistance Center JTAC by...

Page 147: ...re located along the bottom of the craft interface and are labeled FPC0 through FPC5 See FPC LEDs on the M120 Craft Interface on page 27 Alarm LEDs One large red circular LED and one large yellow tria...

Page 148: ...n about alarms see Alarm LEDs and Alarm Cutoff Lamp Test Button on the M120 Craft Interface on page 24 Use the CLI to check the status of the fans user host show chassis environment If the CLI output...

Page 149: ...the column labeled State indicates that the FPC is functioning normally user host show chassis fpc Temp CPU Utilization Memory Utilization Slot State C Total Interrupt DRAM MB Heap Buffer 0 Empty 1 Em...

Page 150: ...P 1000 BASE PIC 3 Present 1x OC 48 SONET SMSR Not Supported Slot 4 Online M120 FPC Type 3 Slot 5 Online M120 FPC Type 1 PIC 0 Online 1x G E SFP 1000 BASE PIC 2 Online 4x CHDS3 IQ NOTE If a PIC does no...

Page 151: ...ature 66 degrees C 150 degrees F Exhaust A temperature 67 degrees C 152 degrees F Exhaust B temperature 73 degrees C 163 degrees F Total DDR DRAM 512 MB Total RLDRAM 64 MB Start time 2006 09 08 16 29...

Page 152: ...w chassis fpc feb connectivity command By default each FPC is associated with the FEB of the same identifying number for example FPC 1 to FEB 1 2 If necessary change the default FPC FEB connection by...

Page 153: ...ource to the router are not damaged If the insulation is cracked or broken immediately replace the cord or cable Connect the power supply to a different power source with a new power cord or power cab...

Page 155: ...ng most FRUs requires minimal router downtime The router uses the following types of FRUs Hot removable and hot insertable FRUs You can remove and replace these components without powering off the rou...

Page 156: ...Interface Cards PICs Related Documentation M120 Router Chassis Description on page 6 Overview of Troubleshooting Resources for the M120 Router on page 117 Tools and Parts Required to Replace M120 Comp...

Page 157: ...able Rubber safety cap Cables and connectors DC power supply Wire cutters Related Documentation M120 Field Replaceable Units FRUs on page 127 M120 Router Chassis Description on page 6 Overview of Trou...

Page 158: ...the craft interface see Figure 56 on page 130 NOTE Removing the front upper fan tray before you remove the craft interface makes it easier to grasp the craft interface as you remove it For instructio...

Page 159: ...n each craft interface flange 5 Tighten both retaining nuts 6 Reinstall the front upper fan tray if it was removed NOTE When you install the craft interface in an operating router allow several minute...

Page 160: ...the M120 Router on page 246 To replace the management Ethernet Cable 1 Press the tab on the connector and pull the connector straight out of the ETHERNET port Figure 59 on page 132 shows the connecto...

Page 161: ...Wires on the M120 Craft Interface To connect the router to external alarm reporting devices attach wires to the RED and YELLOW relay contacts on the craft interface A system condition that triggers t...

Page 162: ...horizontally above and below the FPC card cage Each front fan tray contains eight fans The two front fan trays are interchangeable and the two rear fans trays are interchangeable but the front and rea...

Page 163: ...and pull the fan tray out approximately 1 to 3 inches WARNING To avoid injury keep tools and your fingers away from the fans as you slide the fan tray out of the chassis The fans might still be spinni...

Page 164: ...the chassis 2 Grasp the fan tray by its handle and insert it straight into the chassis Note the correct orientation by the this side up label on the top surface of the fan tray 3 Tighten the captive...

Page 165: ...lling an M120 Upper Front Fan Tray Figure 66 Installing an M120 Lower Rear Fan Tray 137 Copyright 2010 Juniper Networks Inc Chapter 14 Replacing M120 Hardware Components All manuals and user guides at...

Page 166: ...the ESD points on the chassis 2 UnwrapanyPICcablesfromthespoolsonthecablemanagementsystemandremove the cables from the tray Arrange the cables so that they do not block the front of the cable manageme...

Page 167: ...ile pushing the air filter straight back into the chassis lift the front edge of the air filter to secure it under the hooks 4 Reinstall the air filter faceplate onto the chassis and fasten the captiv...

Page 168: ...he M120 Host Subsystem Offline The host subsystem is taken offline and brought online as a unit Before you replace a CB or a Routing Engine you must take the host subsystem offline Normally if two hos...

Page 169: ...stop active routing Nonstop active routing is enabled graceful Routing Engine switchover must be configured for nonstop active routing to be enabled Nonstop active routing supports Routing Engine swit...

Page 170: ...master Routing Engine is designated Master in the Current state field when you issue the command user host show chassis routing engine Routing Engine status Slot 0 Current state Master 2 If the host s...

Page 171: ...before removing the CB See Taking the M120 Host Subsystem Offline on page 140 To remove a CB see Figure 69 on page 144 1 Take the host subsystem offline See Taking the M120 Host Subsystem Offline on...

Page 172: ...wise until the CB is fully seated 5 Tighten the captive screws on the ejector handles using a Phillips screwdriver number 2 6 To verify that the CB is functioning normally check the LEDs on its facepl...

Page 173: ...rostatic bag or antistatic mat on a flat stable surface 2 Attach an electrostaticdischarge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis 3 Remove...

Page 174: ...SD points on the chassis 2 Remove the DIMM module from its electrostatic bag 3 To open the empty DIMM slot press the plastic ejectors open 4 Grasp the DIMM module by the edges being careful not to tou...

Page 175: ...ure 72 on page 148 1 Take the host subsystem offline as described in Taking the M120 Host Subsystem Offline on page 140 2 Place an electrostatic bag or antistatic mat on a flat stable surface 3 Attach...

Page 176: ...nectors 6 Press both the ejector handles inward to seat the Routing Engine The Routing Engine might require several minutes to boot 7 After the Routing Engine boots verify that it is installed correct...

Page 177: ...page 157 Replacing an M120 PIC on page 161 Replacing an M120 PIC Cable on page 165 Replacing an SFP or XFP Transceiver on page 168 Replacing an M120 XENPAK Module on page 170 Replacing an M120 FEB To...

Page 178: ...r handles on each side of the FEB faceplate 5 Flip the ejector handles outward to unseat the FEB 6 Grasp both ejector handles pull firmly and slide the FEB about three quarters of the way out of the c...

Page 179: ...screws on the ejector handles 7 Press the offline online button until the green OK LED blinks to bring the FEB online 8 To verify that the FEB is functioning normally check the LEDs on its faceplate...

Page 180: ...ving 2 Attach an electrostaticdischarge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis 3 Label the cables connected to each PIC on the FPC so that...

Page 181: ...weight of the FPC is concentrated in the back end Be prepared to accept the full weight up to 12 3 lb 5 6 kg as you slide the FPC out of the chassis When the FPC is out of the chassis do not hold it b...

Page 182: ...c PIC has a rubber safety cap covering the PIC transceiver If it does not cover the transceiver with a safety cap 5 Install each PIC into the appropriate slot on the FPC For information on installing...

Page 183: ...aintain its shape CAUTION Do not let fiber optic cable hang free from the connector Do not allow fastened loops of cable to dangle which stresses the cable at the fastening point CAUTION Avoid bending...

Page 184: ...s fpc pic status commands described in Maintaining M120 FPCs and CFPCs on page 106 and Maintaining M120 PICs and PIC Cables on page 112 Figure 77 Installing an M120 FPC Copyright 2010 Juniper Networks...

Page 185: ...remove a CFPC see Figure 79 on page 159 1 Have ready a replacement CFPC or a blank panel and an antistatic mat for the CFPC 2 Attach an electrostaticdischarge ESD grounding strap to your bare wrist a...

Page 186: ...g CAUTION WhentheCFPCisoutofthechassis donotholditbytheejector handle bus bars or edge connectors They cannot support its weight Place each individual CFPC in an individual electrostatic bag or on its...

Page 187: ...ng upward 6 Lift the CFPC into place and carefully align first the bottom then the top of the CFPC with the guides inside the card cage 7 Slide the CFPC all the way into the card cage until you feel r...

Page 188: ...he command see the Junos OS System Basics and Services Command Reference CAUTION After the OK LED lights steadily wait at least 30 seconds before removing the CFPC again or removing the CFPC from the...

Page 189: ...ries 3D Universal Edge Routers Line Card Guide For the PICs that install on an Type 1 FPCs the offline button for each PIC is next to it on the FPC card carrier For the PICs that install on an Type 2...

Page 190: ...osen the captive screw at the bottom of the PIC faceplate and then twist the ejector handle at the top of the faceplate counterclockwise to unseat the PIC For an FPC1 or FPC2 PIC loosen the captive sc...

Page 191: ...RNING Do not look directly into a fiber optic transceiver or into the ends of fiber optic cables Fiber optic transceivers and fiber optic cable connected to a transceiver emit laser light that can dam...

Page 192: ...offline button for each PIC is next to it on the FPC card carrier For the PICs that install on an FPC2 or FPC3 the offline button is on the PIC faceplate Issue the CLI command user host request chass...

Page 193: ...h as a flat blade screwdriver to press the button slightly beneath the faceplate of the PIC For a PIC installed in an FPC2 or FPC3 use a narrow ended tool that fits inside the opening that leads to th...

Page 194: ...able The safety cap keeps the port clean and prevents accidental exposure to laser light 3 Insert the cable connector into the cable connector port on the PIC faceplate 4 Arrange the cable in the cabl...

Page 195: ...request chassis pic fpc slot fpc slot pic slot pic slot online For more information about the command see the Junos OS System Basics and Services Command Reference The normal functioning indicator LED...

Page 196: ...nsceiver so that you can reconnect them correctly later WARNING Do not look directly into a fiber optic transceiver or into the end of a fiber optic cable Fiber optic transceivers contain laser light...

Page 197: ...nstalling an SFP or XFP Transceiver To install an SFP or XFP see Removing SFPs or XFPs on page 168 1 Attach an ESD wrist strap to your bare wrist and connect the wrist strap to one of the ESD points o...

Page 198: ...odule on page 170 Installing an M120 XENPAK Module on page 171 Removing an M120 XENPAK Module To remove a XENPAK module see Figure 85 on page 171 1 Place an electrostatic bag or antistatic mat on a fl...

Page 199: ...it in the electrostatic bag or on the antistatic mat Figure 85 Removing a M120 XENPAK Module Installing an M120 XENPAK Module To install a replacement XENPAK module see Figure 86 on page 173 1 Attach...

Page 200: ...le out of the way in a neatly coiled loop in the cable management system Placing fasteners on the loop helps to maintain its shape CAUTION Do not let fiber optic cable hang free from the connector Do...

Page 201: ...Supply In the AC power configuration the router has two AC power supplies see Figure 14 on page 30 located at the rear of the chassis in slots PEM0 and PEM1 left to right Each AC power supply provides...

Page 202: ...r supply see Figure 87 on page 175 1 Attach an electrostaticdischarge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis 2 Move the power switch on th...

Page 203: ...y see Figure 89 on page 177 1 Attach an electrostaticdischarge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis 2 Move the power switch on the power...

Page 204: ...gh the cable restraint until you have the desired amount of slack in the power cord 11 Tighten the cable restraint retainer screw to hold the power cords in place 12 Insert the power cord plugs into a...

Page 205: ...C power supply provides sufficient power for a fully configured router Each power supply AC or DC is hot insertable and hot removable NOTE To maintain proper cooling and prevent thermal shutdown of th...

Page 206: ...ht become active during the removal process 2 Attach an electrostaticdischarge ESD grounding strap to your bare wrist and connect the strap to one of the ESD points on the chassis 3 Switch the circuit...

Page 207: ...upply see Rear of the Power Supply Showing Midplane Connector on page 174 They can contain dangerous voltages 11 Place one hand underneath the power supply to support it and slide it completely out of...

Page 208: ...e should be flush with any adjacent power supply faceplates 6 Tighten the captive screws on the top and bottom flanges of the power supply faceplate to secure the power supply in the chassis 7 Remove...

Page 209: ...power supply faceplate to the on position Verify that the status LED on the power supply faceplate blinks then lights steadily approximately one minute after you switch on the power switch Figure 92...

Page 210: ...tandby position 4 Unplug the power cords from the power source receptacles 5 Remove the cable restraint from the lower edge of the power supply faceplate by removing its retainer screw 6 Remove the ca...

Page 211: ...ription on page 29 Maintaining the M120 Power Supplies on page 115 Electrical Specifications for the M120 AC Power Supply on page 230 Replacing an M120 DC Power Supply Cable To replace a power cable f...

Page 212: ...n with the nut Apply between 12 lb in 1 4 Nm and 15 lb in 1 7 Nm of torque to each nut see Connecting Power Cables to the DC Power Supply on page 180 13 Route the power cable through the cable restrai...

Page 213: ...fications on page 227 Power Guidelines Requirements and Specifications for the M120 Router on page 229 Cable and Wire Guidelines and Specifications for the M120 Router on page 241 M120 Cable Connector...

Page 215: ...ance and Operational Safety Warnings for M Series MX Series and T Series Routers on page 203 General Electrical Safety Guidelines and Warnings Electrical Codes for the M120 Router on page 208 Agency A...

Page 216: ...Sie mit der Arbeit an irgendeinem Ger t beginnen seien Sie sich der mit elektrischen Stromkreisen verbundenen Gefahren und der Standardpraktiken zur Vermeidung von Unf llen bewu t Avvertenza Questo s...

Page 217: ...only the procedures explicitly described in this documentation Make sure that only authorized service personnel perform other system services Keep the area around the chassis clear and free from dust...

Page 218: ...itend door getraind en bevoegd personeel uitgevoerd worden VaroitusAinoastaankoulutettujap tev henkil kuntasaaasentaataivaihtaa t m n laitteen Attention Tout installation ou remplacement de l appareil...

Page 219: ...de s curit L acc s aux zones de s curit est sous le contr le de l autorit responsable de l emplacement Warnung Diese Einheit ist zur Installation in Bereichen mit beschr nktem Zutritt vorgesehen Ein...

Page 220: ...outer hardware components are sensitive to damage from static electricity Some components can be impaired by voltages as low as 30 V You can easily generate potentially damaging static voltages whenev...

Page 221: ...cedures for protecting people in the event of a fire emergency provide safety training and properly provision fire control equipment and fire extinguishers In addition establish procedures to protect...

Page 222: ...which a chemical fire extinguisher has been discharged is subject to premature failure and unreliable operation The equipment is considered to be irreparably damaged NOTE Tokeepwarrantieseffective do...

Page 223: ...hanical Lift on page 55 Installing the M120 Router Without Using a Mechanical Lift on page 69 Removing Components from the Chassis Before Installing the M120 Router Without a Mechanical Lift on page 5...

Page 224: ...in your safety The router must be installed into a rack that is secured to the building structure The router should be mounted at the bottom of the rack if it is the only unit in the rack When mountin...

Page 225: ...e cette unit en casier il convient de prendre des pr cautions sp ciales afin de maintenir la stabilit du syst me Les directives ci dessous sont destin es assurer la protection du personnel Le rack sur...

Page 226: ...e dell unit nel supporto Advarsel Unng fysiske skader under montering eller reparasjonsarbeid p denne enheten n r den befinner seg i et kabinett V r n ye med at systemet er stabilt F lgende retningsli...

Page 227: ...al mantenimiento del equipo instalado en el bastidor Varning F r att undvika kroppsskada n r du installerar eller utf r underh llsarbete p denna enhet p en st llning m ste du vidta s rskilda f rsiktig...

Page 228: ...neral Laser Safety Guidelines for the M120 Router Physical Interface Cards PICs with single mode optical interfaces are equipped with laser transmitters which are considered a Class 1 Laser Product by...

Page 229: ...v klasse 1 Aviso Produto laser de classe 1 Atenci n Producto l ser Clase I Varning Laserprodukt av klass 1 Class 1 LED Product Warning WARNING Class 1 LED product Waarschuwing Klasse 1 LED product Var...

Page 230: ...arning Rikta inte blicken in mot str len och titta inte direkt p den genom optiska instrument Radiation from Open Port Apertures Warning WARNING Because invisible radiation may be emitted from the ape...

Page 231: ...nectado evite mirar directamente a las aperturas para no exponerse a la radiaci n Varning Osynlig str lning kan avges fr n en port ppning utan ansluten fiberkabel och du b r d rf r undvika att bli uts...

Page 232: ...ni del produttore Advarsel Det kan v re fare for eksplosjon hvis batteriet skiftes p feil m te Skift kun med samme eller tilsvarende type som er anbefalt av produsenten Kasser brukte batterier i henho...

Page 233: ...di alimentazione togliersi qualsiasi monile inclusi anelli collane braccialetti ed orologi Gli oggetti metallici si riscaldano quando sono collegati tra punti di alimentazione e massa possono causare...

Page 234: ...lyner Aviso N o trabalhe no sistema ou ligue e desligue cabos durante per odos de mau tempo trovoada Atenci n No operar el sistema ni conectar o desconectar cables durante el transcurso de descargas...

Page 235: ...Disse skal ikke brukes p steder der den anbefalte maksimale omgivelsestemperaturen overstiger 40 C 104 F S rg for at klaringen rundt lufte pningene er minst 15 2 cm 6 tommer for forhindre nedsatt luf...

Page 236: ...sk tasienlighetmedlandets alla lagar och f reskrifter Related Documentation General Safety Guidelines for M Series MX Series and T Series Routers on page 189 General Safety Warnings for M Series MX Se...

Page 237: ...om vertsterminalen er jordet ved normalt bruk Aviso Este equipamento dever estar ligado terra Certifique se que o host se encontra ligado terra durante a sua utiliza o normal Atenci n Este equipo deb...

Page 238: ...rgy Hazard Warning WARNING High levels of electrical energy are distributed across the router midplane Be careful not to contact the midplane connectors or any component connected to the midplane with...

Page 239: ...f the power at the DC circuit breaker Waarschuwing Voordat u aan een frame of in de nabijheid van voedingen werkt dient u bij wisselstroom toestellen de stekker van het netsnoer uit het stopcontact te...

Page 240: ...mmen vid versp nningsskyddet Related Documentation DC Power Electrical Safety Warnings for M Series MX Series and T Series Routers on page 214 TN Power Warning for the M120 Router WARNING The router i...

Page 241: ...t circumvent this safety feature Equipment grounding should comply with local and national electrical codes Each AC power supply has two AC appliance inlets Each requires a dedicated AC power feed For...

Page 242: ...5 DC Power Wiring Terminations Warning on page 216 DC Power Copper Conductors Warning WARNING Use copper conductors only Waarschuwing Gebruik alleen koperen geleiders Varoitus K yt vain kuparijohtimia...

Page 243: ...ion ferm e OFF et l aide d un ruban adh sif bloquer la poign e du disjoncteur en position OFF Warnung Vor Ausf hrung der folgenden Vorg nge ist sicherzustellen da die Gleichstromschaltung keinen Strom...

Page 244: ...itingspunten zoals het gesloten lus type of het grijperschop type waarbij de aansluitpunten omhoog wijzen Deze aansluitpunten dienen de juiste maat voor de draden te hebben en dienen zowel de isolatie...

Page 245: ...de isoleringen och ledaren fastkl mda Related Documentation General Electrical Safety Warnings for M Series MX Series and T Series Routers on page 208 DC Power Electrical Safety Guidelines for the M1...

Page 246: ...itive lead to the terminal labeled RETURN the negative lead to the terminal labeled 48V and the earth ground to the chassis grounding points Related Documentation M120 DC Power Supply Description on p...

Page 247: ...Voltage Fluctuations and Flicker EN 61000 4 2 ESD EN 61000 4 3 Radiated Immunity EN 61000 4 4 EFT EN 61000 4 5 Surge EN 61000 4 6 Low Frequency Common Immunity EN 61000 4 11 Voltage Dips and Sags ETS...

Page 248: ...uter The equipment is suitable for installation as part of the Common Bonding Network CBN The equipment is suitable for installation in locations where the National Electrical Code NEC applies The bat...

Page 249: ...roduct In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures 221 Copyright 2010 Juniper Networks Inc Appendix A Safety an...

Page 250: ...can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a resid...

Page 251: ...d Documentation General Safety Guidelines for M Series MX Series and T Series Routers on page 189 General Safety Warnings for M Series MX Series and T Series Routers on page 190 Compliance Statements...

Page 253: ...3 in 44 3 cm wide 24 3 in 61 7 cm deep from front mounting flange to chassis rear Total depth including cable management system 29 85 in 75 8 cm Chassis dimensions Chassis with midplane and fans 110 l...

Page 255: ...red in temperature range of 32 F 0 C to 104 F 40 C Nonoperating storage temperature in shipping container 40 F 40 C to 158 F 70 C Temperature Designed to meet Telcordia Technologies Zone 4 earthquake...

Page 257: ...ION Beforerouterinstallationbegins alicensedelectricianmustattach a cable lug to the grounding and power cables that you supply A cable with an incorrectly attached lug can damage the router To ground...

Page 258: ...iption on page 6 Connecting the Grounding Cable to the M120 Router on page 79 M120 Router AC Power Specifications and Requirements Electrical Specifications for the M120 AC Power Supply on page 230 M1...

Page 259: ...e top of the rack that houses the router An AC power cord connects each power supply to the power distribution panel Detachable AC power cords each 2 5 m approximately 8 ft long are supplied with the...

Page 260: ...RA JP NEMA 5 15P Two required 120 VAC 60 Hz AC CBL PWR RA US15 North America NEMA L6 20P One required 250 VAC 60 Hz AC CBL M PWR RA TWLK US BS89 13 240 VAC 50 Hz AC CBL M PWR RA UK United Kingdom Fig...

Page 261: ...ximum output power Nominal 48 VDC 60 VDC Operating range 40 0 to 72 VDC NOTE If the input voltage from the DC power source drops below 37 5 to 39 5 VDC the router automatically shuts down During autom...

Page 262: ...gured DC powered router we recommend that you provision at least 60 A 48 VDC for the system Use a facility circuit breaker rated for 60 A 48 VDC minimum for each DC power supply Doing so enables you t...

Page 263: ...hown in Figure 95 on page 230 is also used for the grounding the chassis TheDCreturnterminalmustbeconnectedtothecentraloffice CO ground Thiscommon DC return connection DC C and the 48 VDC connection m...

Page 264: ...that attach to the terminal studs of each power supply see Figure 95 on page 230 The cable lug shown in Figure 95 on page 230 is also used for the grounding the chassis CAUTION Beforerouterinstallati...

Page 265: ...ers and receivers in the router and conduct power surges over the lines into the equipment resulting in an electrical hazard It is particularly importanttoprovideaproperlygroundedandshieldedenvironmen...

Page 266: ...required DC input voltage 48 A 48 VDC nominal DC system current rating per power supply Table 31 AC Power Supply Electrical Specifications Specification Item 2100 W Maximum output power Operating ran...

Page 267: ...n the following examples for a DC powered router These examples use generalized values for PICs For PIC power requirements see the M120 PIC Guide Power consumption for minimum configuration Cooling sy...

Page 268: ...oling normal Cooling full speed X A 3 90 A 5 11 A X A 1 21 A InputcurrentfromaDCsourceotherthan 48VDC basedonmaximumconfiguration applies to DC power supply only 54 VDC input x input current X 48 VDC...

Page 269: ...244 Calculating Power Margin for Fiber Optic Cable for M Series MX Series and T Series Routers on page 244 Fiber Optic and Network Cable Specifications for the M120 Router The router supports PICs tha...

Page 270: ...es see the M120 PIC Guide Exceeding the maximum transmission distances can result in significant signal loss which causes unreliable transmission Related Documentation Fiber Optic and Network Cable Sp...

Page 271: ...the signal in time The following two types of dispersion can affect an optical data link Chromatic dispersion Spreading of the signal in time resulting from the different speeds of light rays Modal di...

Page 272: ...r sensitivity P R P B P T P R The following hypothetical power budget equation uses values measured in decibels dB and decibels referred to one milliwatt dBm P B P T P R P B 15 dBm 28 dBm P B 13 dB Re...

Page 273: ...in Table 34 on page 245 to calculate link loss LL for a 2 km long multimode link with a power budget P B of 13 dB Fiber attenuation for 2 km 1 0 dB km 2 dB Loss for five connectors 0 5 dB per connecto...

Page 274: ...k For more information see M120 Routing Engine Description on page 18 Table 35 on page 246 lists the specifications for the cables that connect to management ports and the wires that connect to the al...

Page 275: ...M120 Routing Engine ETHERNET Port TheportonthecraftinterfacelabeledETHERNET isanautosensing10 100 MbpsEthernet RJ 45 receptacle that accepts an Ethernet cable for connecting the Routing Engine to a m...

Page 276: ...scription Signal Pin Request to Send RTS 1 Data Terminal Ready DTR 2 Transmit Data TXD 3 Signal Ground Ground 4 Signal Ground Ground 5 Receive Data RXD 6 Data Set Ready DSR DCD 7 Clear to Send CTS 8 R...

Page 277: ...RJ 48 Cable Pinouts for E1 and T1 PICs The E1 and T1 PICs use an RJ 48 cable which is not supplied with the PIC CAUTION To maintain agency approvals use only a properly constructed shielded cable Tab...

Page 278: ...No connect 8 Table 40 RJ 48 Connector to RJ 48 Connector Crossover Pinout for the Router Signal RJ 48 Pin Data numbering form RJ 48 Pin on T1 E1 PIC Data numbering form RX Ring TX Ring 4 1 RX Tip TX T...

Page 279: ...nnect 8 No connect No connect 9 No connect No connect 10 No connect No connect 11 No connect No connect 12 No connect No connect 13 No connect No connect 14 No connect No connect 15 Table 42 RJ 48 Con...

Page 280: ...0 PICs and PIC Cables on page 112 Installing an M120 PIC Cable on page 166 M120 PICs Description on page 15 M120 X 21 and V 35 Cable Pinouts for EIA 530 PIC The EIA 530 PIC accepts X 21 and V 35 cable...

Page 281: ...end D CTS 5 Data Set Ready E DSR 6 Data Terminal Ready H DTR 20 DTE Transmit Clock U XTC 24 DTE Transmit Clock W XTC 11 Transmit Clock Y TC 15 Transmit Clock AA TC 12 Receive Clock V RC 17 Receive Clo...

Page 282: ...ated Documentation Maintaining M120 PICs and PIC Cables on page 112 Installing an M120 PIC Cable on page 166 M120 PICs Description on page 15 M120 Fast Ethernet PIC 48 Port Cable Pinouts The Fast Ethe...

Page 283: ...ound connectors Table 45 RJ 21 Pin Assignments RJ 21 Pin Assignment Ethernet Port Numbers RX RX TX TX 26 1 27 2 0 12 24 36 28 3 29 4 1 13 25 37 30 5 31 6 2 14 26 38 32 7 33 8 3 15 27 39 34 9 35 10 4 1...

Page 284: ...44 44 19 45 20 9 21 33 45 46 21 47 22 10 22 34 46 48 23 49 24 11 23 35 47 Related Documentation M120 Router Description on page 3 M120 Router Power Requirements on page 237 Copyright 2010 Juniper Netw...

Page 285: ...el on page 260 M120 CFPC Serial Number Label on page 260 M120 PIC Serial Number Label on page 261 M120 Power Supply Serial Number Labels on page 262 M120 Routing Engine Serial Number Label on page 263...

Page 286: ...FPC Type 1 proto PIC 0 REV 01 750 011750 JD8389 Adaptive Services II FIPS PIC 1 REV 04 750 001894 HA9077 1x G E 1000 BASE SX PIC 2 REV 13 750 005634 HS2741 1x CHOC12 IQ SONET SMIR Board B REV 01 710...

Page 287: ...al number is located on the right side of the top of the CB see Figure 103 on page 259 Figure 103 M120 CB Serial Number Label Related Documentation M120 Control Board CB Description on page 21 M120 Co...

Page 288: ...60 On an FPC2 the serial number label is located near the top PIC slot Figure 105 M120 FPC Serial Number Label Related Documentation M120 Flexible PIC Concentrators FPCs Overview on page 9 Troubleshoo...

Page 289: ...ight side of the PIC see Figure 107 on page 261 when the PIC is vertically oriented as it would be installed in the router The exact location may be slightly different on different PICs depending on t...

Page 290: ...ber label is located on the DC power supply faceplate under the circuit breaker switch see Figure 109 on page 262 Figure 108 M120 AC Power Supply Serial Number Label Figure 109 M120 DC Power Supply Se...

Page 291: ...g the Case Manager link at http www juniper net support By telephone From the US and Canada 1 888 314 JTAC From all other locations 1 408 745 9500 If contacting JTAC by phone enter your 11 digit case...

Page 292: ...html For product problems or technical support issues contact the Juniper Networks Technical Assistance Center JTAC using the Case Manager link at http www juniper net support or at 1 888 314 JTAC wi...

Page 293: ...uter for Shipment To pack the router for shipment 1 Retrieve the shipping crate and packing materials in which the router was originally shipped If you do not have these materials contact your Juniper...

Page 294: ...her router unscrew and remove the mounting screws from the rack Three people can then lift the router and move it to the shipping crate If you are not using a mechanical lift and the router weight is...

Page 295: ...al boards in electrostatic bags Write the RMA number on the exterior of the box to ensure proper tracking CAUTION Do not stack any of the router components Related Documentation Packing the M120 Route...

Page 299: ...range 227 antistatic mat using 192 approvals agency 219 ATM PIC wavelength range supported 242 ATM analyzer use of 112 attenuation in fiber optic cable 243 AUX port See auxiliary port on craft interf...

Page 300: ...arance around rack 41 CLI as troubleshooting tool 117 command to display chassis alarm messages 118 to display FPC status 106 to display PIC status 112 to display serial number 257 commands ping 117 s...

Page 301: ...ation for 39 tested toleration for seismic 227 EIA rack standards 39 EIA 530 PIC pinouts for X 21 cable 252 electrical specifications 230 233 237 electricity safety warnings 208 electrostatic bag usin...

Page 302: ...able Ethernet port for Routing Engine management tools required 81 cable PIC for maintenance or replacement 166 chassis unpacking 43 DC power and grounding cables tools required 81 XENPAK module 171 i...

Page 303: ...2 status checking 112 T1 pinouts for RJ 48 cable 249 PICs 15 connecting 87 description 15 replacing 161 status checking 121 troubleshooting 122 ping command 117 pinouts External Interface clock connec...

Page 304: ...e boot sequence 20 components 19 description 18 maintaining 104 management ports cable and wire specifications 246 ports on craft interface 25 description 25 See also auxiliary port on craft interface...

Page 305: ...conventions xxiv T T1 PIC pinouts for RJ 48 cable 249 taking host subsystem offline 140 technical support contacting JTAC xxvi telco rack See rack temperature acceptable range 227 thermal output 227...

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