HP ProDesk 490 G2 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
...set up to software that was not installed on your country or region, and follow the on -screen instructions. Go to http://www.hp.com/support...instructions. This procedure deletes all open programs. 2. To perform a System
If you have created, and then reinstalls the operating system, programs, and drivers. NOTE: For detailed instructions... permission or password when you use the ...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 12
If it is flashing red, there is a problem with the computer and it is on. Front panel components
Drive configuration may vary by model. Some models have a bezel blank covering the optical drive bay.
1 Slim Optical Drive (optional)
5 Hard Drive Activity Light
2 Dual-State Power Button
6 USB 3.0 Ports (blue)
3 Microphone Connector
7 ...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 41
...support, you can be populated with up to two industry-standard DIMMs. These memory sockets are populated with at least one preinstalled DIMM. DIMMs constructed with x8 and x16 DDR devices; HP ProDesk 490 G2 models...configured in a high-performing dual channel mode. To achieve the maximum memory support, you install unsupported DIMMs.
Memory 31
Memory
Description 8-GB, PC3-12800 4-GB, ...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 88
...is the most backwards-compatible setting of bootable devices is completed, a list of the options. Allows operating systems with AHCI device drivers loaded to :
● ...: Model and firmware version.
AHCI (default option) - Computer Setup-Storage
NOTE: Support for USB diskette drives. When a device is enabled.
Operating systems usually do not require additional driver support in...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 89
...-on the system board.) Default is Enabled) for specific Computer Setup options may vary depending on NIC models only;
Allows you to use these passwords, the computer cannot be either a PCI expansion card or embedded on password.
NOTE: If the setup password is set, it is required to change resource settings for serial and parallel ports).
● Stringent security...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 91
... Setup (F10) Utilities 81 UEFI and Windows Secure Boot only allow code signed by preapproved digital certificates to disable, legacy boot options in Storage > Boot Order are not displayed. Default is HP Keys.
● Fast Boot-Enable/Disable. When this option, a Setup password must be set to run during POST.
Secure Boot Configuration
● Legacy Support-Enable...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 107
..., be incorrectly adjusted.
1. Monitor is bad. Replace the graphics card.
Solving display problems 97 Solution
Adjust the monitor brightness and contrast controls.
Cause
Solution
The monitor connections may be incomplete or the monitor may not be loaded. Cause
If the graphics controller was upgraded, the correct graphics drivers may be sure the monitors are...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 115
... the issue, contact Customer Support. Solving Hardware Installation Problems 105
Run the Computer Setup utility and ensure that came with HP memory.
4. Solution
1. DIMM1 must be installed before attempting to isolate the faulty module.
Replace the system board. Cause
Wrong memory modules were used in the upgrade or memory modules were installed in Computer Setup.
Observe the beeps...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 117
Table 7-2 Solving Network Problems (continued)
Wake-on LAN option. Solution
1. Run Computer Setup and enable network controller.
2.
Check cabling and network equipment for link status. Check for the device status within Windows, such as Device Manager for driver load and the Network Connections applet within Windows for proper connection. From the Start screen, type...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 125
... is not installed.
1. Cause
Solution
The correct device driver is not recognized by the computer. The cable from the list of information that the Web browser is not working.
1. Restart the computer.
USB ports on .)
IP address is not set up properly. Unable to connect to reboot the computer. Cause
Solution
Internet Service Provider...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 128
... contains an 1. NOTE: The computer will display the error message.
Clear CMOS. (See Appendix B, Password security and resetting CMOS on page 128.)
5. NOTE: For more information on Computer Setup, see if the problem remains.
118 Chapter 8 POST error messages Flash the ROM if needed.
3. Replace the system board. Replace the system board. If a PCI expansion card was...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 138
... that are needed later. To disable the power-on page 75 for the computer, you establish both passwords are set, the setup password can also be replaced. See Computer Setup (F10) Utility on or setup password features, or to reset the password by resetting the password jumper. It is inaccessible and can no longer be unlocked. If you forget the...
Maintenance and Service Guide ProDesk 400 G2 Microtower ProDesk 480 G2 Microtower ProDesk 490 G2 Microtower - Page 150
...installed. If you were not able to http://www.hp.com/support...drivers. If prompted, click Yes to allow the program to perform a System Recovery:
1.
This includes software that you installed... media (select models only) on page...instructions.
Turn on page 141.
5. The
recovery image is not responding on page 137. Disconnect all data and programs you can order a recovery disc set...
Hardware Reference Guide - Page 8
... (blue) 7 Headphone Connector
NOTE: The Power On Light is normally white when the power is displaying a diagnostic code. If it is flashing red, there is a problem with the computer and it is on. Refer to the Maintenance and Service Guide to interpret the code.
2 Chapter 1 Product features Front panel components
Drive configuration may vary by...
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