Illustrated Parts & Service Map: HP Compaq dc7900 Convertible Minitower Business PC
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...video graphics error followed by a 2 second pause 7 blinks, 1 blink every second System board failure (ROM followed by a 2 second pause 8 blinks, 1 blink every second Invalid ROM based on Checksum followed by a 2 second pause a feature previously enabled on the computer and allow it to enter Computer Setup. System ROM checksum error. 2. Remove suspected card... 2. 1801-Microcode Patch Error Processor not supported by HP Insight Diagnostics. out approval. Verify ROM, reflash if.... 5. Check DIMMs for example, dc7900) in an optical drive. Upgrade BIOS to bypass the title screen,...
...video graphics error followed by a 2 second pause 7 blinks, 1 blink every second System board failure (ROM followed by a 2 second pause 8 blinks, 1 blink every second Invalid ROM based on Checksum followed by a 2 second pause a feature previously enabled on the computer and allow it to enter Computer Setup. System ROM checksum error. 2. Remove suspected card... 2. 1801-Microcode Patch Error Processor not supported by HP Insight Diagnostics. out approval. Verify ROM, reflash if.... 5. Check DIMMs for example, dc7900) in an optical drive. Upgrade BIOS to bypass the title screen,...
Service Reference Guide: HP Compaq dc7900 Business PC
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... sure the monitors are not interfering with the monitor for instructions. Cause Solution If the graphics controller was upgraded, the correct graphics Install the video drivers included in close to access the OSD menu. Solution 1. Solution Press the monitor's Menu button to... set . Solution Adjust the monitor brightness and contrast controls. drivers may be loaded. Change requested resolution. Replace the graphics card. Monitor needs to be too close proximity, be set properly. Fluorescent lights or fans may need adjustment. Degauss the monitor. ...
... sure the monitors are not interfering with the monitor for instructions. Cause Solution If the graphics controller was upgraded, the correct graphics Install the video drivers included in close to access the OSD menu. Solution 1. Solution Press the monitor's Menu button to... set . Solution Adjust the monitor brightness and contrast controls. drivers may be loaded. Change requested resolution. Replace the graphics card. Monitor needs to be too close proximity, be set properly. Fluorescent lights or fans may need adjustment. Degauss the monitor. ...
Troubleshooting Guide
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Table 2-6 Solving Display Problems (continued) Blurry video or requested resolution cannot be set higher than what the Restart the computer and enter Safe Mode. Change requested resolution. Be sure the monitor cable is in the upgrade kit. In a two-monitor system or if another monitor.... CAUTION: Ensure that the new settings take effect. 26 Chapter 2 Troubleshooting Without Diagnostics ENWW Replace the graphics card. Cause Solution If the graphics controller was upgraded, the correct graphics Install the video drivers included in close to the monitor. Degauss the monitor.
Table 2-6 Solving Display Problems (continued) Blurry video or requested resolution cannot be set higher than what the Restart the computer and enter Safe Mode. Change requested resolution. Be sure the monitor cable is in the upgrade kit. In a two-monitor system or if another monitor.... CAUTION: Ensure that the new settings take effect. 26 Chapter 2 Troubleshooting Without Diagnostics ENWW Replace the graphics card. Cause Solution If the graphics controller was upgraded, the correct graphics Install the video drivers included in close to the monitor. Degauss the monitor.