HP 800 G1 21.5 Non-Touch manual Solving Hardware Installation Problems 151, Security USB Security

Table 8-1Solving Hardware Installation Problems (continued)

A new device is not recognized as part of the system.

Cause	Solution
When the system advised you of changes to the configuration,	Reboot the computer and follow the instructions for accepting
you did not accept them.	the changes.
A plug and play board may not automatically configure when	Use Windows Device Manager to deselect the automatic
added if the default configuration conflicts with other devices.	settings for the board and choose a basic configuration that
	does not cause a resource conflict. You can also use
	Computer Setup to reconfigure or disable devices to resolve
	the resource conflict.
	To access Device Manager in Windows 7, click Start, select
	Control Panel, and then select Device Manager.
	To access Device Manager in Windows 8, from the Start
	screen, type c, select Control Panel from the list of
	applications, and then select Device Manager.
USB ports on the computer are disabled in Computer Setup.	Run the Computer Setup utility and ensure that Device
	available is selected for appropriate USB ports under
	Security > USB Security.
Computer will not start.
Cause	Solution
Wrong memory modules were used in the upgrade or	1. Review the documentation that came with the system to
memory modules were installed in the wrong location.	determine if you are using the correct memory modules
	and to verify the proper installation.
	NOTE: DIMM1 or XMM1 must always be installed.
	DIMM1 must be installed before DIMM2, and DIMM3
	must be installed before DIMM4.
	2. Observe the beeps and LED lights on the front of the
	computer. Beeps and flashing LEDs are codes for specific
	problems.
	3. If you still cannot resolve the issue, contact Customer
	Support.

Solving Hardware Installation Problems 151