Hansol 730D, User Manual

Page: 11 / 11

Color Monitor
11
„ Troubleshooting
Problem Solution
No picture
„
Check that the AC cord is correctly connected.
„
Check that the AC socket is live by plugging in another piece of equipment.
„
Power switch and computer power switch should be in position.
„
Ensure that the signal cable is properly connected to the video card or PC.
„
Ensure that the video card is securely seated in the PC.
„
Check the connector for bent or pushed-in pins.
„
Press a key on the keyboard or move the mouse, in case the screen
power-saver mode has blanked the screen.
Image is scrolling or unstable
„
Signal cable should be securely attached to the computer.
„
Check the pin assignments and signal timings of the monitor and your video
card with respect to recommended timings and pin assignments.
„
Ensure that the video card is securely seated in the PC.
Picture is fuzzy
„
Adjust the Contrast and Brightness Controls.
„
Push the Degauss Button once.
Picture bounces or a waving
pattern is present in the picture
„
Move electrical devices that may be causing electrical interference away from
the monitor.
„
See the inside front cover of this manual for FCC information.
„
Unshielded audio speakers placed next to the monitor can cause picture
distortion. Move the speakers away.
Edges of the display image are
not square
„
Adjust the distortion using the Side Pincushion or Trapezoid Pincushion
Balance, Parallel adjustment controls under the on screen menu.
Display image is not centered,
too small, or too large
„
Adjust the horizontal and vertical image sizes using the Horizontal and Vertical
Size adjustment controls under the on screen menu.
Caution
A minimum interval of 20 minutes should exist before the Degauss Button
is used a second time. Do not hold the button down continuously
.