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carton See shipping carton
center-mount rack See rack
chassis
airflow path through.................................19
alarm messages See alarm, messages
description............................................5
grounding points...................................... 5
lifting guidelines...................................146
process (software module in Routing Engine)......26
checklistfor sitepreparation .............................52
chromatic dispersion in fiber-optic cable................49
cleaning instructions
fiber-optictransceivers ..............................76
clearance,around rack ...................................40
CLI
as troubleshooting tool ............................ 121
command
to display chassis alarm messages .......... 122
to display PIC status............................76
to display power supply status.................78
to display Routing Engine status...............79
to display serial number .....................164
tools provided in
for accessing and controlling software ........27
for monitoring software........................27
command-line interface See CLI
commands
ping................................................. 121
show chassis alarms...............................122
show chassis environment..........................78
show chassis feb.....................................76
show chassis fpc pic-status..........................76
show chassis hardware............................164
show chassis routing-engine ........................79
traceroute.......................................... 121
compatibility, electromagnetic ...........................43
compliance
EMC requirements................................. 161
general standards..................................160
components
hardware See hardware components
hot-removable and hot-insertable
See field-replaceable units
requiring power-down See field-replaceable units
software See JUNOS Internet software
configuration
files,storage byRouting Engine ....................32
JUNOS Internet software............................69
console port (for Routing En gine management)
cable
connection during initial installation ..........63
connector pinouts (DB-9) .................... 171
replacement instructions......................119
specifications ...................................52
tools required ...................................81
description...........................................15
control packets,handling of..............................10
cooling system See fan tray
craft interface
alarm LEDs...........................................15
description(hardware and function)................14
lamp test button .....................................15
PIC offline buttons...................................16
routine inspection of ................................75
Routing Engine ports See auxiliary port, console
port, Ethernet port
tools required ........................................81
crate See shipping carton
customer support
contacting JTAC ..................................... xix
D
data flow through Packet Forwarding Engine ...........30
DB-9 cable connector pinouts (auxiliary and console
ports).................................................. 171
DC power and grounding cables
connection instructions
during initial installation .......................66
for maintenance or replacement .............110
disconnectioninstructions ........................ 109
lugs ...................................................46
specifications ........................................46
tools required ........................................81
DC power supply
cables See DC power and grounding cables
description(hardware and function)................18
grounding ............................................46
installation instructions............................ 106
LED and self-test button.............................19
maintenance.........................................78
removal instructions............................... 104
serial number......................................166
specifications ........................................18
tools required ........................................81
troubleshooting ....................................125
dispersion in fiber-optic cable............................49
Distributed Buffer Manager ASIC
component onFEB ..................................10
role inforwarding....................................30
E
E1 PIC, pinouts for RJ-48 cable ........................ 172
earthquakes
site preparation for..................................39
tested toleration forseismic.........................40
EIA rack standards........................................37
electrical specifications See specifications
electricity
safety warnings....................................135
site wiring guidelines................................43
electromagnetic
compatibility See EMC
pulse..................................................43
180 M5 and M10 Internet Routers Hardware Guide