Troubleshooting - Sony CPD-120AS Operating Instructions Manual

Troubleshooting

This section may help you isolate a problem and as a result, eliminate the
need to contact technical support, allowing continued productivity.
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If the u indicator is not lit
m Check that the power cord is properly connected.
m Check that the u switch is in the "ON" position.
If the u indicator is lit in orange, or alternately in orange and green
m Check that your computer power switch is in the "ON" position.
m The display may recover when you press any key on the keyboard of
the computer.
m Check that the video cable is properly connected.
m Ensure that no pins are bent or pushed in the HD15 connector of the
cable.
m Check that the video card in your computer is seated completely in a
proper bus slot.
m Check that the video sync signal is within that specified for the
display.
m This display has a self-diagnostics function. To activate the function,
turn off the computer and the display. Press and hold the u switch of
the display for about 8 seconds. If the display is operating correctly,
the screen will become white first and then the color bars will appear.
If the u indicator is flashing in orange
m Check that the video sync signal is specified for the display.
m There is a potential display failure. Contact Sony Technical Support.
No sound from speaker
If the ¤ indicator is lit
m Press the ¤ button to cancel muting.
m Check that the audio plug is properly connected.
m Adjust the volume with . +/– buttons.
m Check that the headphones are not connected.
m Check that the sound board of the computer is properly connected.
m Check that the volume control, muting, sound selector, etc. of the
sound board. (See the computer's manual.)
Microphone mixing is not possible
m Check that the MIC plug is properly connected.
m Check that the sound board of the computer is properly connected.
m Check that the microphone control, sound selector, etc. of the sound
board. (See the computer's manual.)
Troubleshooting
30 GB