Juniper M120 Hardware Manual page 300

M120 Multiservice Edge Router Hardware Guide
fiber-optic
cleaning instructions for transceivers...........112
multimode and single-mode.........................242
transmission distance, maximum................242
grounding See DC power and grounding cables
PIC
connecting during maintenance...................166
disconnecting........................................................165
maintaining.............................................................112
power See AC power cord; power cables
cable management system
description........................................................................34
fiber-optic cable, use with..........................................112
installation.........................................................................77
removal..............................................................................65
cables
fiber-optic
attenuation............................................................243
dispersion..............................................................243
case number, for JTAC........................................................263
CBs
components.....................................................................22
description.........................................................................21
LEDs.....................................................................................22
maintaining....................................................................104
replacing..........................................................................143
taking offline..................................................................140
CFPCs...........................................................................................12
components......................................................................13
description.........................................................................12
maintaining....................................................................106
replacing...........................................................................157
status, checking..............................................................121
troubleshooting..............................................................121
chassis...........................................................................................6
alarm messages See alarm, messages
dimensions..........................................................................6
ESD points...........................................................................6
grounding points...........................................................7, 8
installing in rack..............................................................55
weight...................................................................................6
chassis alarm
troubleshooting.............................................................124
checklist for site preparation..............................................37
chromatic dispersion in fiber-optic cable...................243
cleaning instructions
fiber-optic transceivers...............................................112
clearance, around rack...........................................................41
272
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
show chassis alarms....................................................118
show chassis feb............................................................113
show chassis fpc
for CFPC status....................................................106
for FPC status.......................................................106
show chassis fpc pic-status......................................112
show chassis hardware.............................................257
traceroute..........................................................................117
comments, in configuration statements......................xxv
compact Flexible PIC Concentrators See CFPCs
compliance
EMC requirements..............................................221, 223
general standards........................................................219
components
cable management system.......................................34
CB..........................................................................................21
CFPCs..................................................................................12
chassis..................................................................................6
cooling system................................................................32
craft interface..................................................................23
FEBs.....................................................................................16
field replacement..........................................................127
FPCs......................................................................................9
host subsystem...............................................................18
midplane..............................................................................8
overview...............................................................................5
packing for shipment..................................................267
PICs.......................................................................................15
power supplies................................................................29
redundancy.........................................................................5
Routing Engine.................................................................18
configuration
router..................................................................................95
CONSOLE port See console port on craft interface
console port (for Routing Engine management)
cable
connector pinout (RJ-45)......................247, 248
cable specifications....................................................246
installing cable................................................................83
replacing serial cable .................................................133
Copyright © 2010, Juniper Networks, Inc.