Cisco XR 12406 - Manual (Page 8)

Contents
8
Cisco XR 12406 Router Installation Guide
OL-13831-01
Troubleshooting the Cooling Subsystem 4-31
C H A P T E R
5 Maintaining the Router 5-1
Tools and Equipment 5-3
Powering Off the Router 5-3
Removing and Installing the Front Cover 5-4
Removing the Front Cover 5-4
Installing the Front Cover 5-4
Removing and Replacing the Air Filters 5-6
Removing and Replacing the Blower Module 5-8
Troubleshooting the Blower Installation 5-12
Installation Guidelines 5-13
Removing and Replacing an AC Power Entry Module 5-13
Troubleshooting the AC Power Entry Module Installation 5-17
Removing and Replacing an AC PDU 5-19
Removing and Replacing a DC PEM 5-26
Troubleshooting the DC Power Supply Installation 5-30
Removing and Replacing a DC PDU 5-31
Troubleshooting the DC PDU Installation 5-40
Removing and Replacing an RP or a Line Card 5-41
Attaching the Cable-Management Bracket and Connecting Cables 5-46
Removing and Installing a Clock and Scheduler Card, Switch Fabric Card, or Alarm
Card
5-50
Removing and Replacing a Clock Scheduler Card 5-50
Removing and Replacing a Switch Fabric Card 5-53
Removing and Replacing an Alarm Card 5-55
Upgrading the RP and Line Card Memory 5-58