Sony cpd-220as Manual Do Utilizador

This section may help you isolate a problem and as a result, eliminate the
need to contact technical support, allowing continued productivity.

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.

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.)

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