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5
6. Vertical-Size: Adjusts the display height
7. Horizontal-Position: Adjusts the horizontal position
8. Horizontal-Size: Adjusts the display width.
9. Brightness Control: Adjusts the display brightness. Turn clockwise
to increase the brightness.
10. Contrast Control: Adjusts the contrast. Turn clockwise to increase
the contrast.
Section 4 - Troubleshooting
No picture, power indicators A, and B off
• Check AC cord is plugged into outlet and monitor.
• Turn on the power switch.
No picture, power indicator A on.
• Check that video cable is connected completely.
• Adjust brightness and contrast controls.
• Turn the computer on.
No picture, power indicator A flashing.
• Monitor is in DPMS “STAND-BY” mode. Press a key or move the
mouse.
No picture, power indicator B on.
• Monitor is in DPMS “OFF” mode. Press a key or move the mouse.
Image is not centered
• Adjust Vertical Position and Horizontal Position controls.
Appendix A - Specifications
Picture Tube Size 15-inch diagonal
Dot pitch 0.28mm
Bandwidth 80 MHz
Data Area 10.23 in. x 7.67 in.
Display modes
Mode Resolution V. Frequency H. Frequency
VGA 640 x 350 70 Hz 31.47KHz
VGA 640 x 400 70 Hz 31.47 KHz
VGA 640 x 480 60 Hz 31.47 KHz
VGA 640 x 480 72Hz 37.86 KHz
SVGA 800 x 600 56 Hz 35.16 KHz