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HP Z400 HP Z400 Workstation Maintenance and Service Guide - Page 71

Dual-state power button, Changing the power button configuration

UPC - 890552660926

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Dual-state power button With ACPI enabled, the power button can function as an on/off switch or as a button. This feature does not completely turn off power, but instead causes the workstation to enter a low-power standby state. This lets you go to standby without closing applications or return to the same operational state without any data loss. Changing the power button configuration To change the power button configuration: 1. Select Start, and then select Control Panel>Power Options. 2. In Power Options Properties, select the Advanced tab. 3. In the Power Button section, select Hibernate. NOTE: Hibernate must be enabled in the Hibernate tab. After configuring the power button to function as a button, you can press the power button to put the workstation in a very low power state. Press the button again to bring the workstation out of this low power state to full power state. To completely turn off power to the workstation, press and hold the power button for four seconds. CAUTION: Do not use the power button to power off the workstation unless the system is not responding; turning off the power without operating system interaction can cause data loss. ENWW Workstation management 59

Section	Page
Product overview	13
Product features	13
System board architecture	14
Processor technology	15
Memory technology	15
Graphics	15
Expansion card slots	15
Additional features	16
Workstation components	17
Chassis components	17
Front panel components	18
Rear panel components	19
Workstation specifications	20
Physical characteristics	20
Power supply description	20
Power supply voltages	20
Power supply currents	21
Power supply specifications	22
Power consumption and heat dissipation	22
System fans	23
Resetting the power supply	23
Environmental specifications	24
ENERGY STAR Qualification	25
EUP compliance mode	26
Enabling EUP compliance mode	26
Disabling EUP compliance mode	26
Accessibility	26
Hyper-threading	26
SATA Power Management	26
Intel Turbo Boost Technology	27
HP Cool Tools	27
Ensuring proper ventilation	28
Setting up the operating system	29
Setting up the Microsoft operating system	30
Installing or upgrading device drivers	30
Transferring files and settings to your Windows workstation	30
Setting up Red Hat Enterprise Linux	31
Installing with the HP driver CD	31
Installing and customizing Red Hat-enabled workstations	32
Verifying hardware compatibility	32
Setting up Novell SLED	32
Updating the workstation	32
Updating the workstation after first boot	32
Upgrading the BIOS	32
Determining current BIOS	33
Upgrading BIOS	34
Upgrading device drivers	34
Restoring the operating system	35
Restore methods	35
Ordering backup software	36
Restoring Windows 7 or Windows Vista	36
Ordering the RestorePlus! media	36
Restoring the operating system	36
Restoring Windows XP Professional	37
Creating RestorePlus! media	37
Creating HP Backup and Recovery (HPBR) media	38
Restoring the operating system	39
Using RestorePlus!	39
Using HPBR	39
Using the recovery partition	39
Restoring Novell SLED	39
Creating restore media	39
System management	41
BIOS ROM	42
The Computer Setup (F10) Utility	42
Computer Setup (F10) functionality	42
Accessing the Computer Setup (F10) Utility	44
The Computer Setup (F10) Utility menu	45
Workstation management	52
Initial workstation configuration and deployment	53
Installing a remote system	53
Replicating the setup	54
Copying a setup configuration to a single workstation	54
Copying a setup configuration to multiple workstations	55
Updating and managing software	56
HP Client Manager Software	56
Altiris Client Management Solutions	56
HP SoftPaq Download Manager	57
System Software Manager	58
Proactive Change Notification	58
Subscriber's Choice	58
ROM Flash	59
Remote ROM Flash	59
HPQFlash	59
FailSafe Boot Block ROM	60
Recovering the workstation from Boot Block Recovery mode	60
Workstation security	61
Asset tracking	61
SATA hard disk drive security	62
DriveLock applications	63
Using DriveLock	63
Enabling DriveLock	64
Password security	65
Establishing a setup password using Computer Setup (F10) Utility	65
Establishing a power-on password using workstation setup	66
Entering a power-on password	66
Entering a setup password	67
Changing a power-on or setup password	67
Deleting a power-on or setup password	68
National keyboard delimiter characters	68
Clearing passwords	69
Chassis security	69
Side access panel sensor (Smart Cover Sensor) (optional)	69
Setting the side access panel sensor protection level	69
Side access panel solenoid lock	69
Cable lock (optional)	70
Fault notification and recovery	70
Drive Protection System	70
ECC fault prediction	70
Thermal sensors	70
Dual-state power button	71
Changing the power button configuration	71
Replacing components	72
Warnings and cautions	73
Service considerations	74
Cautions, warnings and safety precautions	74
ESD information	74
Generating static	74
Preventing ESD equipment damage	75
Personal grounding methods and equipment	75
Grounding the work area	76
Recommended ESD prevention materials and equipment	76
Tools and software requirements	77
Special handling of components	77
Cables and connectors	77
Hard disk drives	78
Lithium coin cell battery	78
Customer self-repair	78
Removing and installing components	79
Component locations	79
Predisassembly procedures	81
Disassembly order	82
Cable lock (optional)	82
Side access panel	84
Removing the side access panel	84
Installing the side access panel	84
Side access panel sensor (optional)	85
Removing the side access panel sensor	85
Installing the side access panel sensor	85
Side access panel solenoid lock	86
Removing the side access panel solenoid lock	86
Installing the side access panel solenoid lock	86
Bezel	87
Removing the front bezel	87
Installing the front bezel	87
Front panel I/O device assembly	87
Removing the front panel I/O device assembly	87
Installing the front panel I/O device assembly	89
Power button assembly	90
Removing the power button assembly	90
Installing the power button assembly	91
Optical disk drive (mini-tower configuration)	92
Removing an optical disk drive from the optical bay (mini-tower configuration)	92
Installing an optical disk drive in the optical bay (mini-tower configuration)	94
Optical disk drive (desktop configuration)	96
Removing an optical drive (desktop configuration)	96
Installing an optical drive (desktop configuration)	98
Workstation speaker	100
Removing the workstation speaker	100
Installing the workstation speaker	100
Power supply	101
Removing the power supply	101
Installing the power supply	101
Power connections	102
Rear system fan assembly	103
Removing the rear system fan assembly	103
Installing the rear system fan assembly	103
Airflow guide	104
Removing the airflow guide	104
Installing the airflow guide	105
Memory	108
DIMM installation guidelines	108
DIMM installation order	108
Supported DIMM configurations	109
BIOS errors and warnings	109
Removing a DIMM	110
Installing a DIMM	111
Expansion card slot identification	113
Slot identification and description	113
Card configuration restrictions for power supplies	114
Choosing an expansion card slot	115
Expansion card	116
Expansion card slot description	116
Removing an expansion card	116
Installing an expansion card	119
Battery	120
Removing the battery	120
Installing the battery	120
Hard disk drive	121
Removing the hard disk drive	121
Installing the hard disk drive	121
Installation guidelines	121
Installation	122
Liquid cooling solution	125
Removing the liquid cooling solution	125
Installing a liquid cooling solution	131
CPU heatsink	139
Removing the CPU heatsink	139
Installing the CPU heatsink	140
CPU	142
Removing a CPU	142
Installing a CPU	143
System board	144
Removing the system board	144
Installing the system board	145
Converting to desktop configuration	146
Product recycling	148
Diagnostics and troubleshooting	149
Calling technical support	150
Locating ID labels	150
Locating warranty information	151
Diagnosis guidelines	152
Diagnosis at startup	152
Diagnosis during operation	153
Troubleshooting checklist	154
HP troubleshooting resources and tools	155
HP Support Assistant	155
HP Help and Support Center	155
E-support	155
Troubleshooting a problem	156
Instant Support and Active Chat	156
Customer Advisories, Customer and Security Bulletins, and Customer Notices	156
Product Change Notifications	156
Helpful hints	156
At startup	157
During operation	157
Customizing the monitor display	158
Troubleshooting scenarios and solutions	158
Solving minor problems	158
Solving power supply problems	160
Testing power supply	160
Solving diskette problems	161
Solving hard drive problems	163
Solving display problems	164
Solving audio problems	166
Solving printer problems	167
Self-troubleshooting with HP Vision Diagnostics	167
Overview	168
Downloading and accessing HP Vision Diagnostics	169
Accessing HP Vision Diagnostics on the workstation	170
Creating and using a bootable USB key	170
Creating and using a bootable DVD	170
Using the HP Memory Test utility	170
User interface	171
Survey tab	171
Test tab	173
Status tab	175
History tab	175
Errors tab	175
Help tab	176
Saving and printing information in HP Vision Diagnostics	177
Diagnostic codes and errors	177
Diagnostic LED and audible (beep) codes	177
LED color definitions	180
POST error messages	181
Configuring RAID devices	187
Maximum hard drive configurations	187
Configuring SATA RAID devices	188
Attaching SATA HDDs	188
Configuring system BIOS	189
Creating RAID volumes	190
Configuring SAS RAID devices	191
Supported configurations	191
SAS RAID 0 configuration	192
SAS RAID 1 configuration	193
SAS RAID 1E configuration	194
Deleting RAID volumes	195
Configuring password security and resetting CMOS	196
Preparing to configure passwords	197
Resetting the password jumper	198
Clearing and Resetting the CMOS	198
Using the CMOS Button	198
Using the Computer Setup (F10) Utility to Reset CMOS	199
Connector pins	201
System board designators	211
Routine Care	213
General cleaning safety precautions	213
Cleaning the workstation case	213
Cleaning the keyboard	213
Cleaning the monitor	214
Cleaning the mouse	214
Locating HP resources	215
Product information	216
Product support	217
Product documentation	218
Product diagnostics	219
Product updates	220

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Dual-state power button

With ACPI enabled, the power button can function as an on/off switch or as a button. This feature does

not completely turn off power, but instead causes the workstation to enter a low-power standby state.

This lets you go to standby without closing applications or return to the same operational state without

any data loss.

Changing the power button configuration

To change the power button configuration:

Select

Start

, and then select

Control Panel>Power Options

In Power Options Properties, select the

Advanced

tab.

In the Power Button section, select

Hibernate

NOTE:

Hibernate must be enabled in the Hibernate tab.

After configuring the power button to function as a button, you can press the power button to put the

workstation in a very low power state. Press the button again to bring the workstation out of this low

power state to full power state. To completely turn off power to the workstation, press and hold the power

button for four seconds.

CAUTION:

Do not use the power button to power off the workstation unless the system is not

responding; turning off the power without operating system interaction can cause data loss.

ENWW

Workstation management