Problem Checklist - Hitachi DT3131E User Manual

TROUBLESHOOTING
PROBLEM CHECKLIST
If the monitor fails to operate, check the following for problems and their possible causes:
1. No picture
Possible cause Corrective action
Is the computer system unit's power cord
connected to the mains outlet?
Connect the computer system unit's
Dower cord to the mains outlet.
Is the monitor's power cord connected to
the mains outlet?
Connect the monitor's power cord to the
mains outlet.
Is the monitor's signal cable properly
connected to the computer system unit?
Is the monitor's power switch turned on?
Is the system in power saving mode?.
2. Discoloured picture
Possible cause
Check that the signal cable is firmly
connected.
Turn the monitor's power switch on,
(LED indicator lights green.)
Touch the keyboard or mouse to return to
normal mode.
Corrective action
Is the monitor's signal cable properly
connected?
Check that the signal cable is ftiy
connected.
Is the system @t set up correctly?
3. Displaced display
Possible cause
Is the display position properly adjusted?
Check the system set up. (See page 12.)
Corrective action
Use the OSD facility to correct the
horizontal, vertical positions.
If, after checking the above, the monitor still fails to operate, please consult your supplier
or authorised maintenance provider.
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