Juniper M320 Hardware Manual page 315

cooling system
description........................................................................37
troubleshooting.............................................................129
craft interface
description........................................................................28
FPC online/offline buttons.........................................32
host subsystem LEDs...................................................30
LED display.......................................................................29
power supply LEDs.........................................................31
replacing..........................................................................158
curly braces, in configuration statements...................xxiii
customer support.................................................................xxiv
contacting.......................................................................281
contacting JTAC...........................................................xxiv
D
DB-9 cable connector pinouts (auxiliary and console
ports)....................................................................................270
DC power and grounding cables
lugs....................................................................................257
specifications................................................................257
DC power cables
specifications................................................................257
DC power supplies
grounding........................................................................257
DC power supply
cables See DC power cables
electrical specifications...............................................34
DC power supply cord
replacing.........................................................................202
DC specifications
electrical..........................................................................257
dispersion in fiber-optic cable........................................260
documentation
comments on................................................................xxiii
E
E1 PIC, pinouts for RJ-48 cable.......................................266
earthquakes
site preparation for........................................................42
tested toleration for seismic....................................247
EIA rack standards..................................................................42
electrical specifications............................................252, 255
electricity
safety warnings...................................................230, 231
electrostatic bag
using to store components.......................................214
Copyright © 2010, Juniper Networks, Inc.
EMC (EMI)
compliance with requirements......................241, 243
standards.......................................................................240
environmental specifications...........................................247
ESD
preventing damage to components by................214
Ethernet port (for Routing Engine management)
cable
connection during initial installation..............91
replacement instructions.................................143
specifications.......................................................264
description........................................................................26
ETSI rack standards...............................................................42
external clock input (CB)
cable
connector pinout (RJ-48)...............................269
F
fan trays
description........................................................................37
maintaining.......................................................................111
replacing..........................................................................153
troubleshooting.............................................................129
Fast Ethernet 48-port PIC, pinouts for RJ-21
cable.......................................................................................271
fiber-optic
power budget calculation.........................................261
fiber-optic cable See cable, fiber-optic
field-replaceable units
listed..................................................................................137
fire safety specifications.....................................................215
Flexible PIC Concentrators See FPCs
font conventions....................................................................xxii
FPCs...............................................................................................11
components.......................................................................11
maintenance...................................................................113
online/offline buttons...................................................32
replacing...........................................................................175
status, checking......................................................113, 131
troubleshooting..............................................................131
fuses
description (hardware and function)....................36
replacement of blown...............................................204
specifications..................................................................36
use in troubleshooting................................................133
G
grounding (electrical) specifications
DC-powered Router...................................................250
Index
289