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
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 | 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, |
|
| 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 |