User's Manual

5
1. Important Safety Instructions
When using Proximity / PIN Access Controller, you are recommended to follow the basic safety
precautions below to reduce the risk of fire, electrical shock, and injury to persons.
1. Fully read and understand all instructions and follow them completely.
2. Follow all warnings and instructions marked on the product.
3. Do not use liquid or aerosol cleaners. Use a damp cloth for cleaning. If necessary, use mild soap.
4. Do not use this product near water.
5. Only operate this product using the type of power source indicated. If you are not sure of the
type of power supplied to your installation site, consult the personnel of local power company.
6. Never insert objects of any kind into the product or through the cabinet slots as they may touch
voltage points and/or short circuit parts possibly resulting in fire or electric shock.
7. Never spill liquid of any kind on the product.
8. Never disassemble this product by yourself; take the unit to a qualified service center
whenever service or repair is required. Opening or removing the covers may expose you to
dangerous voltages or other risks. Also, incorrect reassembly can cause electric shock when the
unit is subsequently used.
9. Unplug this product from the Direct Current (DC) power source and refer to qualified service
personnel under these conditions:
a. When the power supply cord or plug is damaged or frayed.
b. If liquid has been spilled on the product.
c. If the product does not operate normally after following the operating instructions in this
manual, adjust only those controls that are covered by the operating instructions in this
manual. Improper adjustment of other controls that are not covered by this manual may
damage the unit and will often require extensive work by a qualified technician to restore
normal operation.
d. If the product exhibits a distinct change in performance.