Sony CPD-120AS: Troubleshooting

Troubleshooting

This section may help you isolate a problem and as a result, eliminate the

need to contact technical support, allowing continued productivity.

No picture

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.)

GB

Troubleshooting

30