HP Vectra VT 6/xxx HP Vectra VT 6/xxx, User's Guide for Minitower models - Page 101
If You Cannot Use Any Video Resolution Higher Than 640
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4 Troubleshooting Your PC and Using the Setup Program If Your PC Has a Hardware Problem If You Cannot Use Any Video Resolution Higher Than 640 ! 480 If you cannot select a video resolution higher than 640 ! 480, you should clear the contents of the CMOS memory. To clear the configuration: 1 Switch off the PC and remove the cover (refer to chapter 3 for instructions). 2 Set the system board switch 1 (CONFG) on the switch block to ON to clear the configuration from the CMOS memory (refer to page 120 for the switch location). 3 Switch on the PC to erase the CMOS memory. 4 Check that error codes 0240 and 0130 are displayed by the Error Message Utility, and wait until the PC has started. 5 Switch off the PC. 6 Set the system board switch 1 (CONFG) on the switch block to OFF to re-enable the configuration. 7 Replace the cover (refer to chapter 3). 8 Switch on the PC and run Setup by pressing when appears. (Error code 0130 will appear when the PC starts.) 9 Press to save the configuration and exit from Setup. English 89