HP Z238 Maintenance and Service Guide - Page 8

Solving audio problems

.....................................................................................................................

59

Solving power supply problems

........................................................................................................

60

Testing power supply

......................................................................................................

60

Using HP PC Hardware Diagnostics (UEFI)

...........................................................................................................

61

Downloading HP PC Hardware Diagnostics (UEFI) to a USB device

..................................................

61

POST error messages and diagnostic front panel LEDs and audible codes

.......................................................

62

POST numeric codes and text messages

..........................................................................................

63

Interpreting system validation diagnostic front panel LEDs and audible codes

................................................

68

5

Configuring

password security and resetting CMOS

........................................................................................

70

Preparing to

configure

passwords

......................................................................................................................

70

Resetting the password jumper

..........................................................................................................................

70

Clearing and resetting the BIOS

...........................................................................................................................

71

Appendix A

Linux technical notes

....................................................................................................................

73

System RAM

.........................................................................................................................................................

73

Audio

....................................................................................................................................................................

73

Network cards

......................................................................................................................................................

74

Hyper-Threading Technology

..............................................................................................................................

74

NVIDIA Graphics Workstations

.............................................................................................................................

74

AMD Graphics Workstations

................................................................................................................................

75

Appendix B

Configuring

RAID devices

...............................................................................................................

76

RAID hard drive maximum and associated storage controller options

..............................................................

76

Supported RAID

configurations

...........................................................................................................................

77

Configuring

Intel SATA RAID

.................................................................................................................................

77

Configuring

system BIOS

...................................................................................................................

77

Configuring

RAID with the Intel utility

..............................................................................................

78

Software RAID solution

........................................................................................................................................

78

Software RAID considerations

..........................................................................................................

78

Performance considerations

.............................................................................................................

79

Configuring

software RAID

................................................................................................................

79

Appendix C

System board designators

.............................................................................................................

80

System board designators

...................................................................................................................................

80

Index

.............................................................................................................................................................

82

viii

Section	Page
Hardware overview	9
HP Z238 Workstation components	10
Front panel	10
Rear panel	11
Chassis components	12
System board components	13
System board architecture	14
Workstation specifications	15
Product specifications	16
Workstation weights and dimensions	16
Environmental specifications	16
Ensuring proper ventilation	17
System management	18
Power management and performance features	18
ERP compliance mode	18
Hyper-Threading Technology (HTT)	19
SATA Power Management	19
Intel Turbo Boost Technology	19
BIOS ROM	19
Computer Setup (F10) utilities	20
Using Computer Setup (F10) utilities	20
Computer Setup–Main	22
Computer Setup—Security	24
Computer Setup—Advanced	26
Desktop management	31
Initial computer configuration and deployment	32
Installing a remote system	32
Copying a setup configuration to another computer	32
Updating and managing software	33
HP Client Management Solutions	33
Altiris Client Management Solutions	33
HP SoftPaq Download Manager	34
System Software Manager	34
ROM Flash	34
Remote ROM Flash	34
HPQFlash	34
FailSafe Boot Block	34
Recovering the computer by using FailSafe Boot Block recovery mode	35
Workstation security	35
Asset tracking	35
SATA hard drive security	36
DriveLock applications	36
Using DriveLock	37
Enabling DriveLock	37
Password security	38
Establishing an administrator password using Computer Setup (F10) Utility	38
Establishing a power-on password using Computer Setup (F10) Utility	39
Entering a power-on password	39
Entering an administrator password	40
National keyboard delimiter characters	40
Clearing passwords	40
Chassis security	41
Smart Cover Sensor (optional)	41
Setting the protection level	41
Side access panel solenoid lock	41
Cable lock (optional)	41
Fault notification and recovery	41
ECC fault prediction	42
Thermal sensors	42
Programmable power button (Windows only)	42
Changing the power button configuration (Windows only)	42
Component replacement information and guidelines	43
Warnings and cautions	44
Service considerations	44
Tools and software requirements	44
Electrostatic discharge (ESD) information	45
Product recycling	46
Component replacement guidelines	46
Battery	47
Cable management	47
CPU (processor) and CPU heatsink	48
Expansion slots	49
Card configuration restrictions for power supplies	49
Choosing an expansion card slot	49
Workstation slot identification and description	50
Workstation installation sequence recommendations	51
Hard drives and optical disc drives	51
Handling hard drives	51
Removal and replacement tips	51
Drive installation and cabling scenarios	52
SATA cable connection guidelines	52
Memory	52
Supported DIMM configurations	52
BIOS errors and warnings	52
DIMM installation guidelines	52
DIMM installation order	53
Power supply	54
Power supply specifications	54
Power consumption and heat dissipation	54
Resetting the power supply	54
System board	55
System cabling	55
Diagnostics and troubleshooting	56
Contacting support	56
Locating ID labels	57
Locating warranty information	57
Diagnosis guidelines	57
Diagnosis at startup	57
Diagnosis during operation	58
Troubleshooting checklist	58
HP troubleshooting resources and tools	59
Online support	59
HP Support Center	59
HP Chat Support	59
Customer Advisories, Customer and Security Bulletins, and Customer Notices	59
Product Change Notifications	60
Helpful hints	60
At startup	60
During operation	60
Customer Self Repair	61
More troubleshooting options	61
Troubleshooting scenarios and solutions	62
Solving minor problems	62
Solving hard drive problems	63
Solving printer problems	64
Solving display problems	65
Solving audio problems	67
Solving power supply problems	68
Testing power supply	68
Using HP PC Hardware Diagnostics (UEFI)	69
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device	69
POST error messages and diagnostic front panel LEDs and audible codes	70
POST numeric codes and text messages	71
Interpreting system validation diagnostic front panel LEDs and audible codes	76
Configuring password security and resetting CMOS	78
Preparing to configure passwords	78
Resetting the password jumper	78
Clearing and resetting the BIOS	79
Linux technical notes	81
System RAM	81
Audio	81
Network cards	82
Hyper-Threading Technology	82
NVIDIA Graphics Workstations	82
AMD Graphics Workstations	83
Configuring RAID devices	84
RAID hard drive maximum and associated storage controller options	84
Supported RAID configurations	85
Configuring Intel SATA RAID	85
Configuring system BIOS	85
Configuring RAID with the Intel utility	86
Software RAID solution	86
Software RAID considerations	86
Performance considerations	87
Configuring software RAID	87
System board designators	88
System board designators	88

HP Z238 Maintenance and Service Guide - Page 8

password security and resetting CMOS, Appendix A, Linux technical notes, RAID devices

Page 8 highlights