HP XW3400 manual Solving display problems, Table D-6Solving Display Problems

Solving display problems

If you encounter display problems, see the documentation that came with the monitor and to the common causes and solutions listed in the following table.

Table D-6Solving Display Problems

Blank screen (no video).

Cause	Solution
Monitor is not turned on and the monitor light is not on.	Turn on the monitor and check that the monitor light is on.
Bad monitor.	Try a different monitor.
The cable connections are not correct.	Check the cable connection from the monitor to the workstation
	and to the electrical outlet.
You may have a screen blanking utility installed or energy saver	Press any key or click the mouse button and, if set, type your
features are enabled.	password.
System ROM is corrupted; system is running in Boot Block	Reflash the system ROM with the latest BIOS image. See the
Emergency Recovery Mode (indicated by eight beeps).	“Boot Block Emergency Recovery Mode” section of the Desktop
	Management Guide on the Documentation and Diagnostics
	CD for more information.
You are using a fixed-sync monitor and it will not sync at the	Be sure that the monitor can accept the same horizontal scan
resolution chosen.	rate as the resolution chosen.
Workstation is in standby mode.	Press the power button to resume from standby mode.
	CAUTION: When attempting to resume from standby
	mode, do not hold down the power button for more than four
	seconds. Otherwise, the workstation will shut down and you will
	lose any unsaved data.

Monitor cable is plugged into the wrong connector.

Ensure that the monitor is plugged into an active connector on the rear of the workstation. If another connector is available, connect the monitor to that connector and reboot the system.

Monitor settings in the workstation are not compatible with the	1.	Restart the workstation and press F8 during startup when
monitor.		you see “Press F8” in the bottom right corner of the screen.
	2. Using the keyboard arrow keys, select Enable VGA
		Mode and press Enter.
	3.	In Windows Control Panel, double-click the Display icon
		and select the Settings tab.
	4.	Use the sliding control to reset the resolution.
Cannot enable integrated graphics after installing a PCI Express graphics card.
Cause	Solution

On systems with ATI integrated graphics, the integrated graphics can be enabled in Computer Setup only if an ATI PCI Express graphics card is installed.

On systems with ATI integrated graphics, install an ATI PCI Express graphics card and enable the integrated graphics in Computer Setup.

134 Appendix D Troubleshooting without diagnostics ENWW