NEC MultiSync 20WMGX2 Manuel De L'utilisateur page 28

Troubleshooting
- continued
No Video
• If no video is present on the screen, turn the Power button off and on again.
• Make sure the computer is not in power-saving mode (touch the keyboard or mouse).
• If the picture is snowy when in TV mode, check the antenna/cable connection
No Sound
• Check to see if speaker cable is properly connected.
• Check to see if MUTE is activated.
• Check to see if volume is set at minimum.
No Sound from Headphones
• Make sure headphones are properly connected.
Remote Control does not function properly
• Test the batteries for strength/life.
• Make sure the batteries are inserted correctly.
• Make sure if the Remote Control is pointed at the monitor's remote sensor.
Troubleshooting - TV Mode
Snowy Picture, Poor Sound
• Check
antenna/cable connection. Use new cable if necessary.
Interference
• Check components for shielding, move away from monitor if necessary.
No Picture, No Sound
• Make sure the monitor is in TV mode, not in standby mode or powersave mode.
• Check the Picture/Sound controls.
• Make sure the Power is on.
• Check connections.