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FCC Declaration of Conformity
Pakedge Device & Software, Inc., 2847 Breakwater Avenue, Hayward, CA, declares under sole
responsibility that the SK series switches complies with 47 CFR Parts 2 and 15 of the FCC Rules as a Class
B digital device. These devices comply with Part 15 of FCC Rules. Operation of the devices is subject to
the following two conditions: (1) These devices may not cause harmful interference, and (2) these
devices must accept any interference that may cause undesired operation.
WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS PRODUCT TO RAIN OR
MOISTURE. THE UNIT MUST NOT BE EXPOSED TO DRIPPING OR SPLASHING WATER. CAUTION: DO
NOT OPEN THE UNIT. DO NO PERFORM ANY SERVICING OTHER THAN THAT CONTAINED IN THE
INSTALLATION AND TROUBLESHOOTING INSTRUCTIONS. REFER ALL SERVICING TO QUALIFIED SERVICE
PERSONNEL. CAUTION: THIS DEVICE MUST BE INSTALLED AND USED IN STRICT ACCORDANCE WITH
THE MANUFACTURER’S INSTRUCTIONS AS DESCRIBED IN THE USER DOCUMENTATION THAT COMES
WITH THE PRODUCT. WARNING: POSTPONE INSTALLATION UNTIL THERE IS NO RISK OF
THUNDERSTORM OR LIGHTNING ACTIVITY IN THE AREA.
Safety Guidelines
Observe the following safety guideline to ensure your own personal safety and to help protect your
system from potential damage.
Basic Requirements
1. Keep the device strictly dry while storing, shipping and using;
2. Keep the device from fierce collision;
3. Follow the instructions provided in this manual to install the device;
4. Please contact the specified maintenance staff rather than remove the device on your own if any fault
happens.
Environmental Requirements
1. Temperature- Install the switch in a dry area, with ambient temperature between 0 and 70ºC(32 and
158ºF). Keep the switch away from heat sources such as direct sunlight, warm air exhausts, hot-air
vents, and heaters;
2. operating humidity -The installation location should have a maximum relative humidity of 90%, non-
condensing;
3. Ventilation- Do not restrict air flow by covering or obstructing air inlets on the sides of the switch.
Keep it at least 10cm free on all sides for cooling. Be sure there is adequate airflow in the room or wiring
closet where the switch is installed;
4. Operating conditions-Keep the switch away from nearest source of electromagnetic noise, such as
photo copy machines, microwaves, cellphones, etc.
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