Table Of Contents - Juniper MX204 Hardware Manual

Table of Contents

Product View2
Chassis Components And Descriptions3
Component Redundancy4
Field-Replaceable Units5
Hardware Components And Cli Terminology6
Front And Rear Panel Components6
Alarm Leds On The Front Panel7
Cooling System8
Fan Module9
Airflow Through The Router9
Fan Status Led10
Power Supply Cooling System10
Host Subsystem Components11
Routing Engine Description11
Routing Engine Components12
Routing Engine Front Panel12
Routing Engine Interface Ports12
Routing Engine Leds13
Power System Components And Descriptions16
Ac Power Supply Description17
Dc Power Supply Description17
Power Supply Module Leds18
Ac Power Supply Module Leds19
Dc Power Supply Module Leds19
Site Planning And Preparation21
Preparation Overview22
Router Physical Specifications22
Router Environmental Specifications23
Router Grounding Specifications23
Grounding Cable Lug Specifications24
Grounding Cable Specifications24
Router Rack Requirements25
Router Cabinet Requirements And Specifications26
Router Clearance Requirements For Airflow And Hardware Maintenance27
Site Preparation Checklist28
Transceiver And Cable Specifications30
Calculating Power Budget For Fiber-Optic Cable30
Calculating Power Margin For Fiber-Optic Cable31
Estimated Values For Factors Causing Link Loss31
Cb-Re And Rcb Interface Cable And Wire Specifications32
Fiber-Optic Cable Signal Loss, Attenuation, And Dispersion33
Signal Loss In Multimode And Single-Mode Fiber-Optic Cable33
Ac Power Requirements, Specifications, And Guidelines34
Router Ac Power Specifications34
Power Consumption For An Ac-Powered Router35
Power Requirements For Components35
Calculating System Thermal Output36
Ac Power Circuit Breaker Requirements36
Ac Power Cord Specifications37
Dc Power Requirements, Specifications, And Guidelines39
Router Dc Power Specifications39
Power Consumption For A Dc-Powered Router40
Dc Power Circuit Breaker Requirements41
Dc Power Source Cabling42
Dc Power Cable Specifications43
Pinout Specifications44
Rj-45 Connector Pinouts44
Initial Installation And Configuration46
Unpacking The Router47
Verifying The Router Parts Received48
Installing The Router50
Tools Required To Install The Chassis In Rack51
Installing The Chassis In A Rack52
Attaching The Mounting Brackets53
Installing The Rear-Mounting Brackets54
Router Installed In The Rack54
Installing The Unit In A 21-In. Etsi Rack54
Installing The Front Etsi Brackets55
Installing The Router In A Four-Post Rack55
Router Secured By Front-Mounting Brackets With Etsi Brackets56
Installing The Rear Etsi Brackets56
Installing The Rear-Mounting Brackets With Etsi Brackets56
Router Installed In The Rack With Etsi Brackets57
Connecting The Router To Power58
Tools And Parts Required For Router Grounding And Power Connections58
Table Of Contents58
Grounding The Mx204 Router59
Connecting Power To An Ac-Powered Mx204 Router60
Power Cord Retainer Installed On The Ac Power Supply Module62
Powering On An Ac-Powered Mx204 Router63
Connecting Power To A Dc-Powered Mx204 Router64
Powering On A Dc-Powered Mx204 Router67
Powering Off The Mx204 Router68
Connecting The Router To The Network70
Connecting The Router To External Devices And Cables70
Connecting The Router To A Network For Out-Of-Band Management71
Connecting The Router To A Console Device72
Connecting The Router To External Clocking And Timing Devices73
Connecting A Time-Of-Day Device To The Router74
Connecting A Bits External Clocking Device To The Router74
Configuring Junos Os On The Router76
Performing The Initial Software Configuration76
Removing, Installing, And Upgrading Components80
Replacing Cooling System Components81
Replacing Fan Module81
Installing Fan Module82
Replacing Power System Components83
Replacing Ac Power Supply83
Replacing Dc Power Supply85
Disconnecting The Dc Power Cables87
Connecting The Dc Power Cables89
Replacing Transceivers90
Replacing A Sfp+ Transceiver90
Removing An Sfp+ Transceiver90
Installing A Sfp+ Transceiver91
Replacing A Qsfp28 Transceiver92
Removing A Qsfp28 Transceiver92
Installing A Qsfp28 Transceiver93
Maintaining The Chassis And Components95
Maintaining The Router96
Maintaining The Router Components97
Maintaining The Fan Module97
Maintaining The Power Supplies98
Maintaining The Routing Engine99
Locating Component Serial Numbers105
Listing The Chassis And Component Details Using The Cli105
Locating The Chassis Serial Number Id Label106
Locating The Serial Number Id Labels On Power Supplies106
Locating The Serial Number Id Label On Fan Module107