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GENERAL PRECAUTIONS
I
WARNING
Do not attempt any maintenance or troubleshooting other than that mentioned in this manual.
This machine contains a laser beam generator and direct exposure to laser beams can cause
permanent eye damage.
1.
POWER AND GROUNDING
Pay attention to the following.
Power Supply
1. Power requirement: 115 t 20 Vat, 60 f 1 Hz
2. Insert the power plug securely into the wall socket.
3. Do not step on or set anything on the power cord.
4. Do not connect other equipment to the same socket.
5. If an extension cord must be used, it must have a capacity
of more than 125 V/15 A and must be less than 5.5 yards
long.
6. Do not connect other equipment to the same extension
cord.
7. Be sure that the power cord is not in a position where it
would trip someone.
8. Grounding
Ground the machine and the lightning protection circuit according to regulations.
Do not ground to gas or water pipes, or to a telephone ground lug.
Proper grounding is to the ground terminal of the power outlet. Be sure that the ground terminal of the
power outlet is properly grounded.
The lightning protection circuit for the machine requires the machine to be properly grounded. If
proper grounding is provided, about 90% of lightning damage can be prevented. For safety, be sure to
connect the machine to a three-prong grounded outlet.