NEC E422 User Guide

English

the cabinet� This could cause the product to tip over and cause 

damage and/or personal injury�

16� If monitor or glass is broken, do not come in contact with the liquid 

crystal and handle with care�

17� Follow instructions for wall, shelf or ceiling mounting as 

recommended by the manufacturer�

18� An outdoor antenna should not be located near overhead power 

lines or any electrical circuits�

19� If an outside antenna is connected to the receiver, confirm that the 

antenna system is grounded to protect against voltage surges and 

built up static charges� Section 810 of the National Electric Code, 

ANSI/NFPA No� 70-1984, provides information with respect to 

proper grounding for the mast and supporting structure, grounding 

of the lead-in wire to an antenna discharge unit, size of grounding 

connectors, location of antenna discharge unit, connection 

to grounding electrodes and requirements for the grounding 

electrode�

NOTE: To the display system installer: This reminder is provided 

to call attention to Article 820-44 of the National Electric Code that 

provides guidelines for proper grounding and, in particular, specifies 

that the cable ground shall be connected to the grounding system of 

the facility, as reasonably close to the point of cable entry as possible

This LCD display operates on 120 volts 60 Hz, AC current� Insert the 

power cord into a 120 volts 60 Hz outlet� The mains plug is used as 

the disconnect device and shall remain readily operable�

To prevent electric shock from the display, do not use with an 

extension cord, receptacle, or other outlet unless the blades and 

ground terminal can be fully inserted to prevent blade exposure�

Never connect the LCD display to 50 Hz, direct current, or anything 

other than the specified voltage.

CAUTION: Never remove the back cover of the LCD display as this 

can expose you to very high voltages and other hazards� If the display 

does not operate properly, unplug the LCD display and call your 

authorized dealer or service center�

Adjust only those controls that are covered in the instructions, as 

improper changes or modifications not expressly approved by NEC 

could void the user’s warranty�