HP Xw4550 HP xw4550 Workstation - Service and Technical Reference Guide - Page 112

System diagnostics and troubleshooting, Display problems continued - video driver

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Table 5-6 Display problems (continued) Problem Cause Solution System ROM is bad; system is Reflash the ROM using SoftPaq. You can reflash the ROM, running in FailSafe Boot Block using the latest SoftPaq images downloaded from mode (indicated by 8 beeps). http://www.hp.com/support/workstation_swdrivers Fixed-sync monitor will not Be sure that the monitor can accept the same horizontal sync at the resolution chosen. scan rate as the resolution chosen. Computer is in Hibernate mode. Press the power button to resume from Hibernate mode. Monitor settings in the 1. workstation are not compatible with the monitor. Restart the workstation and press F8 during startup when you see Press F8 in the bottom-right corner of the screen. 2. Use the keyboard arrow keys to 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. The display works properly during the POST but goes blank when the operating system starts. The display settings in the operating system are incompatible with your graphics card and monitor. 1. Restart your workstation in VGA mode. 2. After the operating system starts, change the display settings to match those supported by your graphics card and monitor. 3. Refer to your operating system and graphics card documentation for information on changing display settings. Power LED flashes red 6 times, once every second, followed by a 2-second pause, and the workstation beeps 6 times. Pre-video graphics error. For systems with a graphics card: 1. Reseat the graphics card. 2. Replace the graphics card. 3. Replace the system board. Monitor does not function properly when used with energy saver features. Monitor without energy saver capabilities is being used with energy saver features enabled. Disable monitor energy saver feature. Dim characters. The brightness and contrast Adjust the monitor brightness and contrast controls. controls are not set properly. Cables are not properly connected. Verify that the graphics cable is securely connected to the graphics card and the monitor. Blurry video or requested resolution cannot be set. If the graphics controller was upgraded, the correct video drivers might not be loaded. Install the video drivers included in the upgrade kit. Monitor is not capable of displaying requested resolution. Change requested resolution. 104 Chapter 5 System diagnostics and troubleshooting ENWW

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Problem
Cause
Solution
System ROM is bad; system is
running in FailSafe Boot Block
mode (indicated by 8 beeps).
Reflash the ROM using SoftPaq. You can reflash the ROM,
using the latest SoftPaq images downloaded from
support/workstation_swdrivers
Fixed-sync monitor will not
sync at the resolution chosen.
Be sure that the monitor can accept the same horizontal
scan rate as the resolution chosen.
Computer is in Hibernate
mode.
Press the power button to resume from Hibernate mode.
Monitor settings in the
workstation are not compatible
with the monitor.
1.
Restart the workstation and press
F8
during startup
when you see
Press F8
in the bottom-right corner of
the screen.
2.
Use the keyboard arrow keys to 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.
The display works properly during
the POST but goes blank when the
operating system starts.
The display settings in the
operating system are
incompatible with your
graphics card and monitor.
1.
Restart your workstation in VGA mode.
2.
After the operating system starts, change the display
settings to match those supported by your graphics
card and monitor.
3.
Refer to your operating system and graphics card
documentation for information on changing display
settings.
Power LED flashes red 6 times,
once every second, followed by a
2-second pause, and the
workstation beeps 6 times.
Pre-video graphics error.
For systems with a graphics card:
1.
Reseat the graphics card.
2.
Replace the graphics card.
3.
Replace the system board.
Monitor does not function properly
when used with energy saver
features.
Monitor without energy saver
capabilities is being used with
energy saver features
enabled.
Disable monitor energy saver feature.
Dim characters.
The brightness and contrast
controls are not set properly.
Adjust the monitor brightness and contrast controls.
Cables are not properly
connected.
Verify that the graphics cable is securely connected to the
graphics card and the monitor.
Blurry video or requested
resolution cannot be set.
If the graphics controller was
upgraded, the correct video
drivers might not be loaded.
Install the video drivers included in the upgrade kit.
Monitor is not capable of
displaying requested
resolution.
Change requested resolution.
Table 5-6
Display problems (continued)
104
Chapter 5
System diagnostics and troubleshooting
ENWW