SAFETY PRECAUTIONS
All of the following safety and operating instructions should be carefully read before this unit is operated to prevent harm or damage to the user and other persons.
WARNING
To reduce the risk of fire or electrical shock, do not expose this appliance to rain or moisture.
Do not block ventilation openings.
Do not place anything on top of the unit that might spill or fall into it.
Do not attempt to service this unit yourself as opening or removing covers may expose you to dangerous voltages or other hazards. Please refer all servicing to qualified personnel.
Do not use liquid cleaners or aerosols for cleaning.
To prevent fire or electrical shock, do not overload wall outlets or extension cords. 
This unit must be grounded to reduce the risk of electrical shock.
CAUTION
Danger of explosion if the Lithium battery (RTC Battery) is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries according to the battery manufacturer’s instructions.
INFORMATION
This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy. If not installed and used in accordance with the instruction manual, it may cause harmful interference to radio communications. Operation of this equipment in a residential area can cause harmful interference in which case the user will be required to correct the interference at his own expense.
1