HP ProLight Server manual Contents

Contents
Introduction	10
What's new	10
Revision history	10
375445-xx4 (May 2006)	10
375445-xx3 (September 2005)	10
Getting started	11
Pre-diagnostic steps	12
Important safety information	12
Symptom information	14
Prepare the server for diagnosis	14
Common problem resolution	15
Loose connections	15
Service notifications	15
Updating firmware	15
Hard drive guidelines	16
SAS and SATA hard drive guidelines	16
SCSI hard drive guidelines	16
Hot-plug SCSI hard drive LED combinations	16
SAS and SATA hard drive LED combinations	17
Diagnostic flowcharts	19
Troubleshooting flowcharts	19
Start diagnosis flowchart	20
General diagnosis flowchart	20
Power-on problems flowchart	22
POST problems flowchart	26
Operating system boot problems flowchart	28
Server fault indications flowchart	29
Hardware problems	32
Procedures for all ProLiant servers	32
Power problems	32
Power source problems	32
Power supply problems	32
UPS problems	33
General hardware problems	33
Problems with new hardware	33
Unknown problem	34
Third-party device problems	35
Internal system problems	35
CD-ROM and DVD drive problems	35
Diskette drive problems	36
Tape drive problems	37
Hard drive problems	39
Fan problems	40
Memory problems	41
PPM problems	42
Processor problems	42
System open circuits and short circuits	43
External device problems	43
Contents	3