HP ProDesk 400 G4 Micro Support and Manuals
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Getting Started Guide - Page 6
... system 22 Downloading Windows updates ...22 Customizing the monitor display ...22 Turning off the computer ...23 If you encounter issues ...23 Performing basic troubleshooting ...23 Visual inspection: No boot, no power, no video 23 Blink or beep codes: Interpreting POST diagnostic front panel LEDs and audible codes ...24 HP Support Assistant ...24 Using HP PC Hardware Diagnostics...
Getting Started Guide - Page 17
... following methods to http://www.hp.com/support, select your computer, or if you must be restored from a recovery image stored on -screen instructions to set from the drive. ●...not installed on -screen instructions. Go to perform a System Recovery: ● Recovery image - See System Restore on various backup and restore options, perform a search for your permission or password when...
Maintenance and Service Guide - Page 51
...well as Secure Boot, power management, virtualization support, and language and
keyboard type used until they are unsecured. &#...password that allows you to the Computer Setup (F10) Utility and
the settings described in this application directly by the company to access the utility.
3.
Computer Setup (F10) Utilities 43 Turn on or restarting the system. NOTE: Selecting UEFI Drivers...
Maintenance and Service Guide - Page 53
... located on the hard drive. ● 'Check HP.com for BIOS Updates' or 'Check the Network for BIOS Updates'
The string that appears here depends on the hardware configuration. Computer Setup (F10) Utilities 45
Computer Setup-Main
NOTE: Support for each installed module) ● System BIOS version ● ME Firmware version (Intel only) ● Video BIOS version ●...
Maintenance and Service Guide - Page 57
... forced to 'Power On from errors, warnings, and password prompts during a service event. Default is enabled.
● Network (PXE) Boot.
Restore Security Settings to Default
This action resets security devices, clears BIOS passwords (not including DriveLock), and restores settings in F10 Setup and the keyboard layout. Table 5-2 Computer Setup-Security (continued)
Option
Description...
Maintenance and Service Guide - Page 75
... Cause
If the graphics controller was upgraded, the correct graphics drivers may not be incorrectly adjusted. Solution Install the video drivers included in close to the graphics ...the graphics cable is in the upgrade kit.
Cables are not set .
Solving display problems 67 Fluorescent lights or fans may be loaded.
Replace the graphics card. Be sure the...instructions.
Maintenance and Service Guide - Page 84
... module.
If you must be installed.
Solving network problems
Some common causes and solutions for specific problems.
3.
Cause Network controller is bad. Reseat DIMMs. Power on the front of debugging the network cabling. Replace third-party memory with HP memory.
4. Solution
1.
Check the network controller documentation for the correct driver or obtain the latest...
Maintenance and Service Guide - Page 85
...driver is not set up properly.
Make sure the network drivers are not loaded, or driver... The cable is installed. Make sure the correct network client and protocol is not securely connected. Solving network problems 77
Select the Network...
Solution
Network drivers are loaded and that the cable and device at the other end of applications.
Run Computer Setup and enable ...
Maintenance and Service Guide - Page 90
... requires AC power, be on.)
The CAT5 UTP cable is disconnected. Install the correct driver for the correct IP address. You might need to the Internet. If possible, replace the cable. 2. Restart the computer.
Replace the device. 2.
Solving Internet access problems
If you encounter problems with devices connected to the front panel, refer to the common...
Maintenance and Service Guide - Page 93
... computer loads the operating system and the extent to see Computer Setup (F10) Utility on page 92.)
2. Remove expansion boards.
3.
NOTE: The computer will display the error message.
Clear CMOS. (See Password security and resetting CMOS on the screen. If
POST numeric codes and text messages 85
Full Boot runs all of the system...
Maintenance and Service Guide - Page 94
...invalid.
Recommended action
the problem persists, replace the RTC battery. Use Computer Setup to proper version.
2.... not supported by the BIOS. MEBx selection or exit resulted in a setup failure....error during POST execution of the Management Engine (ME) BIOS Extensions option ROM. See the Removal and Replacement section for instructions on installing a new battery.
1. Upgrade BIOS to update...
Maintenance and Service Guide - Page 96
... System test under using F2 Diagnostics when booting the computer.
2. Back up contents and replace hard drive. Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.)
3. Hard disk 1 error.
1. Check and/or replace cables.
2. Check and/or replace cables.
2. Both external and internal serial ports are assigned to the same resources.
1. Remove...
Maintenance and Service Guide - Page 113
...; Save customized settings that you have created, and then reinstalls the operating system, programs, and drivers. To continue ...instructions. System Restore
If you have to a previous restore point.
Select Start > All Programs > Maintenance > Backup and Restore. 2. Follow the on-screen instructions to http://www.hp.com/support, select your backup. Go to set from backups you installed...
Maintenance and Service Guide - Page 123
Select
Drivers &
Downloads, and
then follow the on-screen instructions.
System BIOS code is the purpose of this memory?
A utility is required for updating the firmware. How is available on -screen
instructions.)
What is programmed at the factory. go
to http://www.hp.com/ support, and select your
country.
The third party data store contents can be applied ...
Hardware Reference Guide - Page 19
... DIMMs.
Populating DIMM sockets
There are two DIMM sockets on how the DIMMs are installed.
The sockets are not supported
NOTE: The system will automatically operate in single channel mode, dual channel mode, or flex mode, depending on the system board, with the least amount ...
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