Service manual

Contents
iv
Physical Requirements ............................................................................................................................20
Power Requirements................................................................................................................................20
Video ........................................................................................................................................................21
Switch Settings.............................................................................................................................................22
System Board ...............................................................................................................................................23
Power Management/Interconnect Board Illustration ....................................................................................24
Power Supplies.............................................................................................................................................25
3 . Parts Information........................................................................................................................................27
Exploded View - Covers and Bezels ............................................................................................................27
Exploded View - I/O Board, Power Supply, Fans.........................................................................................28
Exploded View - Mass Storage ....................................................................................................................29
Exploded View - System Board Assembly...................................................................................................30
Replaceable Parts List .................................................................................................................................31
4 . Diagnostics .................................................................................................................................................35
Diagnostics ...................................................................................................................................................35
Boot Diagnostics ......................................................................................................................................35
Minimum Requirements for Boot Diagnostics..........................................................................................35
HP NetServer DiagTools ..............................................................................................................................35
DiagTools Capabilities .............................................................................................................................36
Advantages and Limitations of Hardware Diagnostics ............................................................................37
Event Log Display Utility...............................................................................................................................37
POST Routines.............................................................................................................................................37
Beep Codes..................................................................................................................................................38
Error Messages ............................................................................................................................................39
5 . Troubleshooting .........................................................................................................................................45
Preventive Maintenance Procedures ...........................................................................................................45
Troubleshooting Tips....................................................................................................................................45
General Troubleshooting Sequence ........................................................................................................46
The System Will Not Power Up................................................................................................................47
The System Will Not Boot ........................................................................................................................47
Intermittent Failures .................................................................................................................................47
Clearing the System Configuration...............................................................................................................47
Password Problems .....................................................................................................................................49