HP Pro Tower 400 G9 Desktop PC Support and Manuals
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User Guide - Page 6
... only) in the taskbar, type HP Documentation in the computer Maintenance and Service Guide on the web at http://www.hp.com/support. Warranty information
Here you can also see the Agency/Environmental label.
Follow the instructions to http://www.hp.com/go to http://www.hp.com/support. Table 1-2 Where to find your model name in the search box...
User Guide - Page 8
... Manuals. Follow the instructions to find diagnostics tools
Topic
Location
Diagnostics tools
For additional information, see the computer Maintenance and Service Guide at http://www.hp.com/support.
Product updates
To locate resources that you have the latest drivers for the computer. Product updates 3 Table 1-4 Where to find your product, and then select Manuals.
POST error codes...
Maintenance and Service Guide - Page 9
... such as a smartphone.
8
USB Type-C SuperSpeed 10 Gbps port with HP
Sleep and Charge
NOTE: The combo jack supports headphones, line output devices, microphones, line input devices, CTIA-style headsets... Interpreting POST diagnostic front panel lights and audible codes on . If the light blinks red, the computer displays a diagnostic code to interpret the code. NOTE: The light on the power button...
Maintenance and Service Guide - Page 67
... external device are loose or power cables are codes for specific problems.
3. A plug and play board might not automatically configure when added if the default configuration conflicts with the computer system.
Cause
Wrong memory modules were used in the upgrade, or memory modules were installed in Computer Setup. Beeps and blinking lights are unplugged.
Cause Memory...
Maintenance and Service Guide - Page 69
... the cable is a problem with the network
Use this information to the correct device. Cause
Network drivers are loaded and that the cable is securely attached to the incorrect connector. Be sure that the Remote System Installation Server contains the network interface card (NIC) drivers for your NIC.
62 Chapter 5 Troubleshooting without apparent cause
Use...
Maintenance and Service Guide - Page 70
....
This socket must unplug the computer power cord before attempting to troubleshoot the computer.
System setup utility reports unprogrammed EEPROM 63 Cause Unprogrammed EEPROM.
Solution
Check that a memory module is not installed in dual-channel mode to run out of memory error
Use this information to the DIMMs when the computer is not seated...
Maintenance and Service Guide - Page 74
...cannot be used in the Computer Setup Utilities menu: Main, Security, Advanced, and UEFI Drivers.
6 Computer Setup (F10) Utility
This information provides details of the Computer Setup Utility. ● Change settings from the defaults or restore the settings to default values. ● View the system configuration, including settings for valid passwords, including length and required types of...
Maintenance and Service Guide - Page 75
... arrow (left and right) keys to the Computer Setup Utilities menu, press esc.
4.
Lists smaller subset if Basic System Information is selected. NOTE: Support for all models. 3. NOTE: You cannot modify settings in the following list if Advanced System Information is selected.
● Product name
● Installed memory size ● Processor type
● Processor cache...
Maintenance and Service Guide - Page 84
... found, system firmware launches HP Sure Recover. This setting is displayed only if Recover after Boot Failure
If enabled and no bootable UEFI operating system is selected. OS Recovery Driver Version
Display the version of the PCI Express devices to retrieve the recovery agent from the network. Default is installed.
Gen 1 (2.5 Gbps)
Computer Setup Advanced 77...
Maintenance and Service Guide - Page 91
... ROM if needed.
3. To manually switch to see Computer Setup (F10) Utility on a regularly scheduled basis. NOTE: For more information about Computer Setup, see if the problem remains.
4.
If a POST error occurs, the screen will display the error message. Reset the date and time under Control Panel (Computer Setup can also be replaced.
The section also includes some...
Maintenance and Service Guide - Page 92
...1. If the error persists, replace the system board. Upgrade BIOS to update this
the system board is not supported by the BIOS.
009-PMM Allocation Error during MEBx Download
Memory error during MEBx Execution
The product information programmed into Use Computer Setup to proper version.
2.
Reboot the computer.
2. Recommended action
section for instructions on installing a new battery...
Maintenance and Service Guide - Page 93
....
3. If the error persists, update to see if the
problem remains.
2. If the error still persists, replace the system board.
00F-Interface Error during MEBx Execution MEBx operation experienced a hardware error during boot-up.
1. Table 7-1 POST numeric codes and text messages (continued)
Control panel message
Description
Recommended action
3. Replace with a supported module.
2E4...
Maintenance and Service Guide - Page 94
... at http://www.hp.com/support.)
3. Check and/or replace cables.
2. Check and/or replace cables.
2. Replace the hard disk drive.
400-Serial Port A Address Conflict Detected
Both external and internal serial ports are connected properly to enable this warning, check that will
giving correct error message. cards.
2. Clear CMOS. Table 7-1 POST numeric codes and text messages (continued...
Maintenance and Service Guide - Page 113
... a firmware
upgrade is
NOTE: Writing data
BIOS code and programmed at the
to enforce
Engine
Engine Code, factory. this ROM in
Provisioning update utility. The specific writeprotection method varies by Intel
http://www.hp.com/support. System BIOS
9 MB
Yes
Yes
Stores system System BIOS code is necessary
106 Chapter 11 Statement of
can be populated by a remote
manuals and...
Maintenance and Service Guide - Page 121
... memory 103 numeric error codes 84
O
operating guidelines 10, 13 optical drive 2
installation 22 removal 22 optical drive eject button 2 option board removal and replacement 39 optional port 3 overheating, prevention 10, 13
P
password Power-On 92 security 92 Setup 92
POST error messages 84 power button 2 power connector 3 power cord set requirements
country specific 110 power problems 53 power...
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