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Chapter 4. Troubleshooting
Symptom list
Before calling your retailer or iiyama, find the symptom that most resembles yours,
and try the suggested action. You may be able to solve the problem yourself.
Is something wrong?
If you suspect that something is not working correctly, you should:
1. Turn on the computer and monitor.
2. Set the brightness control (
3. Make sure that all cables are securely connected.
4. Disable the computer's screen saver program, if it is enabled.
5. Set the display mode to the supported display mode.
6. If you still have a problem, go to the symptom list below and find the
symptom that most resembles yours.
Symptom
Possible cause
The screen is blank
No power to the monitor
and the power indicator
is off
The screen is blank
Brightness may be too
and power indicator is
low
steady green
The screen is blank
The monitor is in Standby
and the power indicator
mode
is steady amber
The video cable is not
connected
) to the proper position.
Suggested action
v Make sure that the electrical outlet
and the monitor are both switched
on.
v Make sure that the power cord is
firmly plugged into the electrical
outlet and the power supply unit.
v If the power cord plug has a
removable fuse, replace it.
v Try another power cord.
v Try another electrical outlet.
v The video graphics card is
defective. Replace it.
v The computer is defective. Replace
it.
Adjust the brightness
v Press any key on the keyboard or
move the mouse to restore
operation.
v Check the Power Management
software on your computer.
v Make sure that the signal cable is
firmly connected.
v Make sure that no pins are bent in
the signal cable connector.
v The video graphics card is
defective. Replace it.
v The computer is defective. Replace
it.
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