NEC M700 user manual Troubleshooting

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Troubleshooting

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Display card should be completely seated in its slot.

Power Button and computer power switch should be in the ON position.

Signal cable should be completely connected to display card/computer.

Check connector for bent or pushed-in pins.

Image is scrolling or unstable

Signal cable should be completely attached to the computer.

Check pin assignments and signal timings of the monitor and your display card with respect to recommended timings and pin assignments.

If the Macintosh cable adapter is used, check for prior connection or make sure the display card is Macintosh compatible and that the card is properly seated in the computer.

LED on monitor is not lit (no green, orange, yellow color can be seen)

Power Button should be in the ON position and power cord should be connected.

Picture is fuzzy or color looks blotchy

Adjust Brightness and Contrast Controls.

Access the Degauss Control through OSM™ controls. Activate the Degauss Control.

CAUTION: A minimum interval of 20 minutes should elapse before the Deguass Control is used a second time when not switching between modes.

Picture bounces or a wavy pattern is present in the picture

Move electrical devices that may be causing electrical interference away from the monitor.

See inside cover of User’s Manual for FCC information.

Edges of the display image are not square

Use the OSM Geometry Controls to straighten the edges.

If possible, position the front of the monitor facing east.

Display image is not centered, too small, or too large

• Use the OSM Size and Position Controls to adjust the image.

No sound

Check to see if sound input cable is properly connected.

Check to see if mute is activated.

Check to see if volume in OSM is set at minimum.

Microphone not functioning

Check to see if microphone cable is properly connected.

Switch microphone and speaker connector.

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Contents MultiSync Index FCC Information Canadian Department of Communications Compliance StatementContents Figure A.1 Quick StartFigure C.1 Power Button Controls Speaker ControlsBrightness/Contrast Control Tools Size and PositionColor Control/AccuColor Control System Geometry ControlsControls Information Recommended Use Safety Precautions and Maintenance Adjust the monitor height so that the top Monitor MultiSync M700 Specifications SpecificationsFeatures Troubleshooting References 978FastFacts Information 630 Limited Warranty TCO’92 Informations FCC AvertissementVotre produit peut être enregistré sur Internet à l’adresse ContenuMise en marche rapide Microphone ÉcouteurCommandes Commandes de luminosité/contrasteContrôle de haut-parleurs Outils Commandes suiteCommandes de format et de position Commandes du menu GéométrieInformation Consignes de sécurité et d’entretien Usage recommandéErgonomie Usage recommandé suiteEntrée Mini-fiche stéréo 3,5 mm, 500mVrms Sortie Fiche techniqueFonctions Dépannage Téléventes 800 RéférencesInformations FastFactsMC 630 Info docum. & vente NEC-INFO 800Garantie limitée Suède TCO’92Déclaration DE Conformité 15500291.wpc 27/99, 342 PM Declaration of Conformity