A12
Troubleshooting
Check the following before calling for service.
SELF DIAGNOSTICS message.
The signal cable is not connected, or is loose. Check and secure the connection.
OUT OF FREQUENCY message appears.
The frequency of the sync input is outside the operating range of the monitor.
*Horizontal Frequency : 30-96kHz
*Vertical Frequency : 50-160Hz
Use the graphics board's utility software to change the frequency setting (Refer
to the manual for graphics board).
The power LED is illuminated amber.
Display power management mode.
There is no active signal coming from the PC.
The signal cable is not fastened securely.
Check the computer power and graphics adapter configuration.
The image on the SCREEN is not centered, or too small, or not a
rectangle shape.
Image adjustment not been done yet in the current operating mode. Use the
OSD, SET and
buttons to set the image to your liking.
The monitor doesn't enter the power saving off mode (Amber).
Computer video signal is not VESA DPMS standard. Either the PC or the video
controller card is not using the VESA DPMS power management function.
