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HP Pro Tower 400 G9 PCI Desktop PC Maintenance and Service Guide - Page 7

Downloading Remote HP PC Hardware Diagnostics UEFI by product name or number

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Starting HP PC Hardware Diagnostics UEFI...100 Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive 100 Downloading the latest HP PC Hardware Diagnostics UEFI version 100 Downloading HP PC Hardware Diagnostics UEFI by product name or number (select products only)........101 Using Remote HP PC Hardware Diagnostics UEFI settings (select products only 101 Downloading Remote HP PC Hardware Diagnostics UEFI 101 Downloading the latest Remote HP PC Hardware Diagnostics UEFI version 101 Downloading Remote HP PC Hardware Diagnostics UEFI by product name or number 101 Customizing Remote HP PC Hardware Diagnostics UEFI settings 101 11 Statement of memory volatility ...103 Current BIOS steps...103 Nonvolatile memory usage ...105 Questions and answers ...107 Using HP Sure Start (select products only) ...109 12 Power cord set requirements ...110 General requirements...110 Japanese power cord requirements ...110 Country-specific requirements...110 13 Specifications...112 Index ...113 vii

Section	Page
Computer features	8
Standard configuration features	8
Front panel components	8
Rear panel components	9
Serial number location	10
Illustrated parts catalog	12
Computer major components	12
Mass storage devices	14
Miscellaneous parts	15
Routine care, drive guidelines, and disassembly preparation	17
Electrostatic discharge information	17
Generating static electricity	17
Preventing electrostatic damage to equipment	18
Personal grounding methods and equipment	18
Grounding the work area	19
Recommended materials and equipment	19
Operating guidelines	20
Routine care	20
General cleaning safety precautions	20
Removing dirt and debris from your computer	21
Cleaning your computer with a disinfectant	21
Cleaning the computer case	22
Cleaning the keyboard	22
Cleaning the monitor	23
Cleaning the mouse	23
Service considerations	23
Tools and software requirements	23
Screws	23
Cables and connectors	24
Hard drives	24
Lithium coin cell battery	24
SATA hard drives	25
Cable management	25
Removal and replacement procedures	26
Preparation for disassembly	26
Access panel	26
Memory modules (DIMMs)	27
Optical drive	29
Front bezel	31
Front bezel security	31
Bezel blanks	32
System board connections	33
Battery	34
Expansion card	35
Hard drive	37
Drive cage screw locations	40
Drive cage	40
Solid-state drive	41
WLAN module	42
Fan	44
Serial port	44
Hood sensor	45
Option board	46
Heat sink	46
Processor	48
Card reader	49
Speaker	49
Power supply	50
System board	51
Wireless antennas and cables	53
Troubleshooting without diagnostics	55
Before you call for technical support	55
Helpful hints	56
Solving general problems	56
Cannot access the Computer Setup (F10) Utility when booting the computer	57
Computer appears locked up and will not turn off when the power button is pressed	57
Computer will not respond to keyboard or mouse	57
Computer date and time display is incorrect	57
There is no sound or sound volume is too low	57
Cannot remove computer cover or access panel	58
Poor performance	58
Computer turned off automatically and the power light blinks red four times and then white two times	59
System does not turn on and the lights on the front of the computer are not blinking	59
Solving power problems	60
Power supply shuts down intermittently	60
Computer turned off automatically, power light blinks red two times followed by a two-second pause, and the computer beeps two times (beeps stop after fifth iteration but lights continue blinking)	60
Power light blinks red four times followed by a two-second pause and the computer beeps four times (beeps stop after fifth iteration but lights continue blinking)	61
Solving hard drive problems	61
Hard drive error occurs	61
Disk drive transaction problem	61
Drive not found (identified)	62
Nonsystem disk/NTLDR missing message	62
Computer will not boot from hard drive	62
Computer seems to be locked up	63
Solving audio problems	63
Sound cuts in and out	63
Sound does not come out of the speaker or headphones	63
Computer appears to be locked up while recording audio	64
Line-in jack is not functioning properly	64
Solving printer problems	64
Printer will not print	64
Printer will not turn on	65
Printer prints garbled information	65
Printer will not print	65
Solving keyboard and mouse problems	65
Keyboard commands and typing are not recognized by the computer	65
Mouse does not respond to movement or is too slow	66
Solving hardware installation problems	66
A new device is not recognized as part of the system	66
Computer will not start	67
Power light blinks red three times and then white two times	67
Solving network problems	68
Network driver does not detect network controller	68
Network status link light never blinks	68
Diagnostics reports a failure	68
Diagnostics passes, but the computer does not communicate with the network	69
Network controller stopped working when an expansion board was added to the computer	69
Network controller stops working without apparent cause	69
Cannot connect to network server when attempting remote system installation	69
System setup utility reports unprogrammed EEPROM	70
Solving memory problems	70
System will not boot or does not function properly after installing additional memory modules	70
Out of memory error	70
Memory count during POST is wrong	70
Insufficient memory error during operation.	71
Power light blinks red five times followed by a two-second pause and the computer beeps five times (beeps stop after fifth iteration but lights continue blinking)	71
Solving USB flash drive problems	71
USB flash drive is not seen as a drive letter in Windows	71
USB flash drive not found (identified)	71
System will not boot from USB flash drive	72
The computer boots to DOS after making a bootable flash drive	72
Solving internet access problems	72
Unable to connect to the internet	72
Cannot automatically launch internet programs	73
Solving software problems	73
Computer will not start up and the HP logo does not appear	73
“Illegal Operation has Occurred” error message is displayed	73
Computer Setup (F10) Utility	74
Using Computer Setup (F10) Utilities	74
Computer Setup Main	75
Computer Setup Security	78
Computer Setup Advanced	83
POST error messages	91
POST numeric codes and text messages	91
Interpreting POST diagnostic front panel lights and audible codes	97
Password security and resetting CMOS	99
Changing a setup or power-on password	99
Deleting a setup or power-on password	99
Backing up, restoring, and recovering	101
Backing up information and creating recovery media	101
Using Windows tools for backing up	101
Using the HP Cloud Recovery Download Tool to create recovery media (select products only)	101
Restoring and recovering your system	101
Creating a system restore	102
Restoring and recovery methods	102
Recovering using HP Recovery media	102
Changing the computer boot order	103
Using HP Sure Recover (select products only)	103
Using HP PC Hardware Diagnostics	104
Using HP PC Hardware Diagnostics Windows (select products only)	104
Using an HP PC Hardware Diagnostics Windows hardware failure ID code	104
Accessing HP PC Hardware Diagnostics Windows	104
Accessing HP PC Hardware Diagnostics Windows from HP Help and Support (select products only)	104
Accessing HP PC Hardware Diagnostics Windows from HP Support Assistant	105
Accessing HP PC Hardware Diagnostics Windows from the Start menu (select products only)	105
Downloading HP PC Hardware Diagnostics Windows	105
Downloading the latest HP PC Hardware Diagnostics Windows version from HP	105
Downloading the HP PC Hardware Diagnostics Windows from the Microsoft Store	105
Downloading HP Hardware Diagnostics Windows by product name or number (select products only)	106
Installing HP PC Hardware Diagnostics Windows	106
Using HP PC Hardware Diagnostics UEFI	106
Using an HP PC Hardware Diagnostics UEFI hardware failure ID code	106
Starting HP PC Hardware Diagnostics UEFI	107
Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive	107
Downloading the latest HP PC Hardware Diagnostics UEFI version	107
Downloading HP PC Hardware Diagnostics UEFI by product name or number (select products only)	108
Using Remote HP PC Hardware Diagnostics UEFI settings (select products only)	108
Downloading Remote HP PC Hardware Diagnostics UEFI	108
Downloading the latest Remote HP PC Hardware Diagnostics UEFI version	108
Downloading Remote HP PC Hardware Diagnostics UEFI by product name or number	108
Customizing Remote HP PC Hardware Diagnostics UEFI settings	108
Statement of memory volatility	110
Current BIOS steps	110
Nonvolatile memory usage	112
Questions and answers	114
Using HP Sure Start (select products only)	116
Power cord set requirements	117
General requirements	117
Japanese power cord requirements	117
Country-specific requirements	117
Specifications	119

Match case Limit results 1 per page

Starting HP PC Hardware Diagnostics UEFI

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100

Downloading HP PC Hardware Diagnostics UEFI to a USB ﬂash drive

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100

Downloading the latest HP PC Hardware Diagnostics UEFI version

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

100

Downloading HP PC Hardware Diagnostics UEFI by product name or number (select products only)

........

101

Using Remote HP PC Hardware Diagnostics UEFI settings (select products only)

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

101

Downloading Remote HP PC Hardware Diagnostics UEFI

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

101

Downloading the latest Remote HP PC Hardware Diagnostics UEFI version

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

101

Downloading Remote HP PC Hardware Diagnostics UEFI by product name or number

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

101

Customizing Remote HP PC Hardware Diagnostics UEFI settings

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

101

Statement of memory volatility

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

103

Current BIOS steps

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

103

Nonvolatile memory usage

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

105

Questions and answers

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

107

Using HP Sure Start (select products only)

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

109

Power cord set requirements

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

110

General requirements

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

110

Japanese power cord requirements

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

110

Country-speciﬁc requirements

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

110

13 Speciﬁcations

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112

Index

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113

vii