Juniper T4000 Hardware Manual page 394

T4000 Router Hardware Guide
interface
network.................................................345,
interference
electromagnetic............................................................318
radio frequency.............................................................318
J
jewelry removal warning....................................................310
Junos OS
modularity and scalability.....................................8,
L
laser
beam warning...............................................................307
Class 1 laser warning..................................................306
laser safety guidelines........................................................305
LCD on craft interface
alarm mode......................................................................24
LEDs
Class 1 LED warning....................................................307
safety warnings.................................................305,
SCG.......................................................................................51
SIB........................................................................................27
sonet clock generator....................................................51
lightning activity warning....................................................311
link loss, calculating............................................................348
lithium battery compliance..............................................328
lug for grounding cables....................................................335
lugs for DC power cables....................................................341
M
maintaining
air filters...........................................................................180
control boards...............................................................183
fan trays............................................................................181
LCC-CBs...........................................................................183
SIBs...................................................................................186
maintenance guidelines
cable
PIC.............................................................................185
FPC....................................................................................184
PIC......................................................................................184
warnings.........................................................................309
manuals
comments on................................................................xxiii
midplane.....................................................................................18
description.........................................................................18
functions............................................................................18
midplane energy hazard warning....................................316
370
modal dispersion in fiber-optic
347 See PIC mode loss,
multimode fiber-optic cable See cables, fiber-optic
N
NEBS standards....................................................................324
network cable See cable, fiber-optic; cable, PIC
notice icons...............................................................................xxi
O
39
open-frame rack See rack
operating temperature
P
Packet Forwarding Engines
architecture and data
parentheses, in syntax
PEMs see power
PIC
maintenance..................................................................184
SONET/SDH
306
status,
troubleshooting...........................................................208
PICs..............................................................................................42
connecting.......................................................................116
description........................................................................42
replacing..........................................................................253
status,
ping command.......................................................................189
pinouts
DB-9 cable connector ports
(auxiliary/console)..................................................351
power................................................................................122,
budget
DC
disconnection warning (DC
margin
surges................................................................................318
See also DC power configuration
See also DC power connections
power supplies
cables See DC power cables
description........................................................................43
powering off
cable...........................347
higher-order.....................................................347
warning.......................................312
flow...........................................9
descriptions...............................xxii
supplies....................................................43
alarm messages....................................................191
analyzer, use of.....................................................185
checking............................................................184
checking...........................................................200
calculation......................................................348
power management.........................................340
requirements for hardware
components.....................................................338
power).......................317
calculation......................................................348
router...............................................................142
Copyright © 2013, Juniper Networks, Inc.
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