Sony CPD-120VS Operating Instructions (primary manual) - Page 30

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 (!) indicator is not lit 3 Check that the power cord is properly connected. 4 Check that the (!) switch is in the "ON" position. If the 0.) indicator is lit in orange, or alternately in orange and green 4 Check that your computer power switch is in the "ON" position. 4 The display may recover when you press any key on the keyboard of the computer. 4 Check that the video cable is properly connected. Ensure that no pins are bent or pushed in the HD15 connector of the cable. 4 Check that the video card in your computer is seated completely in a proper bus slot. 4 Check that the video sync signal is within that specified for the display. 4 This display has a self-diagnostics function. To activate the function, turn off the computer and the display. Press and hold the OD 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 (!) indicator is flashing in orange 4 Check that the video sync signal is specified for the display. 4 There is a potential display failure. Contact Sony Technical Support. No sound from speaker If the a* indicator is lit 4 Press the a* button to cancel muting. 4 Check that the audio plug is properly connected. 4 Adjust the volume with a +/- buttons. 4 Check that the headphones are not connected. 4 Check that the sound board of the computer is properly connected. 4 Check that the volume control, muting, sound selector, etc. of the sound board. (See the computer's manual.) _ Microphone mixing is not possible 4 Check that the MIC plug is properly connected. 4 Check that the sound board of the computer is properly connected. 4 Check that the microphone control, sound selector, etc. of the sound board. (See the computer's manual.) 30 Troubleshooting