Contents
iv
HP DiagTools Capabilities ..................................................................................................................37
About Error Messages ........................................................................................................................38
Advantages and Limitations of Hardware Diagnostics .......................................................................38
7 Maintenance and Troubleshooting.....................................................................................................41
Preventive Maintenance Procedures ......................................................................................................41
Troubleshooting ......................................................................................................................................41
Troubleshooting Checklist ..................................................................................................................41
Server Does Not Power On ................................................................................................................42
Server Powers On, but Fails POST....................................................................................................43
Server Passes POST, but Does Not Function....................................................................................43
BIOS Recovery ...................................................................................................................................43
Password Problems ................................................................................................................................44
Clearing the BIOS Configuration ........................................................................................................44
Resetting a Lost Password.................................................................................................................45
General Server Problems........................................................................................................................45
No lights are on and no error message appears ................................................................................45
Operating system or an application is not responding properly .........................................................46
Server stops working (hangs).............................................................................................................46
Server does not start (boot) ................................................................................................................46
Power Problems..................................................................................................................................47
Video/Monitor Problems......................................................................................................................48
Configuration Problems ......................................................................................................................50
Printer/Datacomm Problems...............................................................................................................51
Keyboard and Mouse Problems .........................................................................................................52
Flexible Disk Drive Problems..............................................................................................................52
CD-ROM Problems.............................................................................................................................53
SCSI Problems ...................................................................................................................................54
Processor Problems............................................................................................................................58
Memory Problems...............................................................................................................................58
Embedded Network Interface Card Problems ....................................................................................59
Network Interface Card (Installed) Problems......................................................................................59
8 Parts and Illustrations..........................................................................................................................61
Exploded View – Covers and Bezels......................................................................................................61
Exploded View – Mass Storage Devices ................................................................................................62
Exploded View – Chassis Fan, Power Supply, and System Board........................................................63
Exploded View – System Board Components ........................................................................................64
Replaceable Parts List ............................................................................................................................65
Cables and Part Numbers ..................................................................................................................66
Keyboards...........................................................................................................................................66
Power Cords .......................................................................................................................................67
9 Remove/Replace Procedures..............................................................................................................69
Introduction..............................................................................................................................................69
Safety Information...............................................................................................................................69
Service Tools Required.......................................................................................................................69
Covers.....................................................................................................................................................69
Removing the Left Side Cover............................................................................................................69
Replacing the Left Side Cover ............................................................................................................71
Alternate Covers .................................................................................................................................72
Front Bezels ............................................................................................................................................72
