Maintenance, Cleaning, Troubleshooting

Maintenance

If the quality of the picture is poor and cannot be improved by making adjustments on the front control panel, inspect all system connections and cable runs.

WARNING: To reduce the risk of electrical shock, do not remove the cover or back of the monitor. No user-serviceable parts are inside. Refer servicing to qualiﬁed personnel, or contact the Pelco Customer Service Department (1-800-289-1981) for assistance. Refer to the Product Warranty and Return Information located on the inside back cover of this manual.

CLEANING

CAUTION

Keep your hands, face, and objects away from the display’s ventilation holes. The air being released through the exhaust holes is very hot and can cause burns. Placing an object near the top of the display may damage the object or the display itself.

CLEANING THE FRONT PANEL

•Gently wipe your screen with a cleaning cloth or a soft, clean, lint-free cloth.

•If the surface is especially dirty, soak a soft, clean, lint-free cloth in a mild detergent solution. Wring the cloth to remove excess liquid. Wipe the panel to remove dirt, and then use a dry cloth of the same type to dry the panel.

•Do not scratch the surface with hard objects or use volatile substances such as insect sprays, solvents, or thinners.

CLEANING THE CABINET

•Clean the cabinet with a soft, clean, lint-free cloth if it becomes dirty.

•If it becomes especially dirty, soak a soft, clean, lint-free cloth in a mild detergent solution. Wring the cloth to remove excess liquid. Wipe the cabinet, and then use a dry cloth of the same type to dry the cabinet.

•Do not get water or detergent on the display surface.

•Do not place anything made of rubber or PVC near the cabinet for long periods.

TROUBLESHOOTING

NO PICTURE IS DISPLAYED

•Possible cause: The power cord is disconnected.

Remedy: Plug in the power cord.

•Possible cause: The selected input has no connection, or the monitor is in standby mode in RBG mode.

Remedy: Connect a known, good video source.

INTERFERENCE DISPLAYED ON THE MONITOR OR AUDIBLE NOISE IS HEARD

Possible cause: Caused by surrounding electrical appliances, cars/motorcycles or ﬂuorescent lights.

Remedy: Move the monitor to another location to see if the interference is reduced.

COLOR IS ABNORMAL

Possible cause: The signal cable is not connected properly.

Remedy: Make sure the signal cable is attached ﬁrmly to the back of the monitor, and from the source.

32	C2938M (12/06)