HP s7500 Reference Guide Compaq Color Monitors Series 5500, 7500, 7550, 9500 - Page 21
Troubleshooting, Solving Common Problems - switch
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A Troubleshooting Solving Common Problems The following table lists possible problems, the possible cause of each problem, and the recommended solutions. Problem Screen is blank. Image appears blurred, indistinct, or too dark. Color is abnormal. Possible Cause Power cord is disconnected. Power switch is off. Video cable is improperly connected. Screen blanking utility is active. Brightness and contrast are too low. A magnetic object may be nearby. Solution Connect the power cord. Turn on power. Connect video cable properly. Depress any key on the keyboard or move the mouse. Press the SELECT button to access the On-Screen Display. Select the Brightness and/or Contrast icons to adjust as needed. Move the object farther away. Monitor may have been moved or inadvertently bumped. Image is too large or Horizontal width may need too small. adjustment. Press the SELECT button to access the On-Screen Display. Select Degauss to activate. Compaq suggests you not degauss more than once within a 30-minute period of time. Press the SELECT button to access the On-Screen Display. Select H. Size to adjust as needed. Image is not centered. Vertical height may need adjustment. Horizontal position may need adjustment. Press the SELECT button to access the On-Screen Display. Select V. Size to adjust as needed. Press the SELECT button to access the On-Screen Display. Select H. Position to adjust as needed. Reference Guide A-1