Juniper T640 Hardware Manual page 416

T640 Core Router Hardware Guide
fiber-optic
attenuation...........................................................362
cleaning instructions for transceivers..........156
dispersion..............................................................362
multimode and single-mode..........................361
transmission distance, maximum.................361
wavelength ranges..............................................361
PIC
connecting during replacement.....................231
disconnecting........................................................231
maintaining............................................................156
cable cover
installation......................................................................120
cable management system
description........................................................................62
fiber-optic cable, use with........................................156
installation.......................................................................114
removal............................................................................102
case number, for JTAC.........................................................377
chassis..........................................................................................13
alarm messages See alarm, messages
dimensions......................................................................341
ESD points.........................................................................13
grounding points..............................................................13
weight...............................................................................341
checklist for site preparation..............................................65
chromatic dispersion in fiber-optic cable...................362
CIP
alarm relay contacts.....................................................48
description.......................................................................46
replacing...........................................................................177
Routing Engine ports.....................................................47
cleaning instructions
fiber-optic transceivers..............................................156
clearance, around rack.........................................................68
CLI
command
to display chassis alarm messages..............165
to display FPC status..........................................151
to display PIC status...........................................156
to display serial number..................................369
commands
show chassis alarms...................................................165
show chassis fpc
for FPC status........................................................151
show chassis fpc pic-status.....................................156
show chassis hardware............................................369
comments, in configuration statements....................xxvii
compatibility, electromagnetic.......................................346
386
compliance
EMC requirements.............................................336, 337
general standards.......................................................334
components
cable management system.......................................62
chassis.................................................................................13
CIP.......................................................................................46
cooling system.................................................................61
craft interface...................................................................41
field replacement.............................................................4
FPCs.....................................................................................18
host subsystem...............................................................32
midplane............................................................................16
PICs.....................................................................................29
power supplies...............................................................48
redundancy.........................................................................5
Routing Engine................................................................32
SCG.....................................................................................40
SIBs.....................................................................................30
configuration
files, storage by Routing Engine..................................8
router...................................................................................32
Connector Interface Panel See CIP
console port (for Routing Engine management)
cable
connection during initial installation.............119
connector pinout (DB-9)................................368
connector pinout (RJ-45)................................367
replacement instructions.................................183
specifications.......................................................365
Control Board
components.....................................................................38
LEDs....................................................................................38
Control Boards See T-CBs
control boards
maintaining.....................................................................149
conventions
notice icons....................................................................xxvi
text and syntax.............................................................xxvi
cooling system
description.........................................................................61
troubleshooting............................................................168
cord
power See AC power cord
craft interface
alarm cutoff/lamp test button.................................42
description.........................................................................41
FPC LEDs...........................................................................45
FPC online/offline buttons.........................................45
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