User manual
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If any of these items are missing or damaged, contact your distributor or 
sales representative immediately.
Safety Instructions
1. Please read these safety instructions carefully.
2. Please keep this User‘s Manual for later reference.
3. Please disconnect this equipment from AC outlet before cleaning. 
Don‘t use liquid or sprayed detergent for cleaning. Use moisture 
sheet or clothe for cleaning.
4. For pluggable equipment, the socket-outlet shall near the equip-
ment and shall be easily accessible.
5. Please keep this equipment from humidity.
6. Lay this equipment on a reliable surface during installation. A drop 
or fall could cause injury.
7. Do not leave this equipment in an uncontrolled environment; stor-
age temperatures above 60° C may damage the equipment.
8. The openings on the enclosure are for air convection hence protect-
ing the equipment from overheating. DO NOT COVER THE 
OPENINGS.
9. Make sure the voltage of the power source when connecting the 
equipment to the power outlet.
10. Place the power cord such a way that people cannot step on it. Do 
not place anything over the power cord. The power cord must be 
rated for the product and for the voltage and current marked on the 
product’s electrical ratings label. The voltage and current rating of 
the cord should be greater than the voltage and current rating 
marked on the product.
11. All cautions and warnings on the equipment should be noted.
12. If the equipment is not used for long time, disconnect the equip-
ment from mains to avoid being damaged by transient over-voltage.
13. Never pour any liquid into ventilation openings; this could cause 
fire or electrical shock.
14. Never open the equipment. For safety reasons, only qualified ser-
vice personnel should open the equipment.
15. If one of the following situations arise, get the equipment checked 
by service personnel:
a. The Power cord or plug is damaged.










