Standard HP-UX Booting Using the Boot Console Handler.........................................................109
Booting HP-UX in Single-User Mode............................................................................................110
Booting HP-UX in LVM Maintenance Mode.................................................................................110
Shutting Down HP-UX..................................................................................................................110
Verifying the Server Configuration Using Boot Console Handler.....................................................111
5 Troubleshooting..........................................................................................................113
Troubleshooting Methodology...........................................................................................................113
Troubleshooting System Power..........................................................................................................113
Using the Front Panel Power Button.............................................................................................113
Operating System Does Boot.........................................................................................................114
Operating System Does Not Boot..................................................................................................114
Troubleshooting Using Online Support Tools....................................................................................114
Support Tools Manager.................................................................................................................114
Event Monitoring Service..............................................................................................................114
iLO MP...........................................................................................................................................115
Accessing the iLO MP Interface and System Logs...................................................................115
SEL.......................................................................................................................................115
Troubleshooting Using Offline Support Tools....................................................................................116
Offline Diagnostic Environment....................................................................................................116
Identifying and Diagnosing Hardware Problems..............................................................................117
Troubleshooting Using LEDs..............................................................................................................117
Power and System LEDs................................................................................................................118
LAN LEDs......................................................................................................................................118
System Board LEDs.......................................................................................................................119
Cleaning Procedures...........................................................................................................................120
6 Removing and Replacing Components...................................................................123
Safety Information...............................................................................................................................123
Required Service Tools........................................................................................................................123
Location of Internal Components and Connectors.............................................................................123
Removing and Replacing Server Covers and Bezel............................................................................126
Accessing a Rack-Mount Server....................................................................................................126
Extending the Server From the Rack........................................................................................126
Inserting the Server Into the Rack............................................................................................127
Removing and Replacing the Top Cover on a Rack-Mounted Server.....................................127
Removing the Top Cover on a Rack-Mounted Server........................................................127
Replacing the Top Cover on a Rack-Mounted Server.........................................................128
Removing and Replacing the Front Bezel on a Rack-Mounted Server....................................129
Removing the Front Bezel...................................................................................................129
Replacing the Front Bezel...................................................................................................129
Accessing a Pedestal-Mount Server...............................................................................................130
Removing the Side Covers on a Pedestal-Mounted Server......................................................130
Replacing the Top and Side Covers on a Pedestal-Mounted Server...................................132
Removing and Replacing the Front Bezel on a Pedestal-Mounted Server.........................134
Removing and Replacing System Fans...............................................................................................136
Removing a System Fan.................................................................................................................136
Replacing a System Fan.................................................................................................................138
Removing and Replacing the Power Supply......................................................................................138
Removing the Power Supply.........................................................................................................138
Replacing the Power Supply..........................................................................................................139
Removing and Replacing an Internal Hard Disk Drive.....................................................................140
Removing a Hard Disk Drive........................................................................................................140
Table of Contents 7
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