Juniper JUNOS - NETWORK OPERATION GUIDE REV1 Network Operation Manual page 14

JUNOS Internet Software Network Operations Guide: Hardware
Chapter 18
xiv !
Table of Contents
Replacing the Craft Interface........................................................................209
Replace the M20 Router Craft Interface .................................................209
Replace the M40 Router Craft Interface .................................................209
Replace the M40e and M160 Router Craft Interface ..............................210
Replace the M320 Router Craft Interface ...............................................211
Replace the T320 Router and T640 Routing Node Craft Interface..........212
Locating the Craft Interface Serial Number ID Label.....................................213
Locate the M20 Router Craft Interface Serial Number ID Label..............213
Locate the M40 Router Craft Interface Serial Number ID Label..............214
Locate the M40e and M160 Router Craft Interface Serial Number
ID Label ..........................................................................................214
Locate the M320 Router Craft Interface Serial Number ID Label............215
Locate the T320 Router and T640 Routing Node Craft Interface
Serial Number ID Label ...................................................................215
Returning the Craft Interface........................................................................215
Monitoring Power Supplies
Understanding Power Supplies.....................................................................218
M5/M10 Router Power Supplies.............................................................219
M7i Router Power Supplies....................................................................220
M10i Router Power Supplies..................................................................221
M20 Router Power Supplies...................................................................222
M40 Router Power Supplies...................................................................223
M40e Router Power Supplies .................................................................224
M160 Router Power Supplies.................................................................226
M320 Router Power Supplies.................................................................227
T320 Router Power Supplies..................................................................228
T640 Routing Node Power Supplies.......................................................229
Checking the Power Supply Cables ..............................................................229
Checking the Power Supply Status ...............................................................230
Check the Power Supply Environmental Status .....................................230
Check the Power Supply LEDs ...............................................................232
Checking for Power Supply Alarms ..............................................................235
Display Current Power Supply Alarms ...................................................235
Display Power Supply Error Messages in the System Log File................238
Display Power Supply Error Messages in the Chassis Daemon
Log File ...........................................................................................238
Verifying Power Supply Failure ....................................................................239
Check the Power Supply Power Switch..................................................239
Check the Circuit Breaker ......................................................................239
Perform a Power Supply Swap Test .......................................................240
Check the Router Cooling System..........................................................240
Test the Power Supply ...........................................................................241
Getting Power Supply Hardware Information ...............................................241
Display the Power Supply Hardware Information ..................................242
Locate the Power Supply Serial Number ID Label ..................................242
Replacing the Power Supplies ......................................................................250
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