ZKTeco ZK55 Series, User Manual

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Safety Instructions
1. Read these instructions carefully. Keep these instructions for future reference.
2.
Please disconnect this equipment from AC outlet before cleaning. Don’t use liquid or sprayed
detergent for cleaning. Use moisture sheet or cloth for cleaning.
3. Please keep this equipment from humidity.
4. Lay this equipment on a reliable surface when install. A drop or fall could cause injury.
5. Make sure power cord such a way that people cannot step on it. Do not place anything over
the power cord.
6. All cautions and warnings on the equipment should be noted.
7. If the equipment is not used for long time, disconnect the equipment from main to avoid being
damaged by transient over voltage.
8. Never pour any liquid into opening; this could cause fire or electrical shock.
9. If one of the following situations arises, get the equipment checked by a service personnel:
10. The power cord or plug is damaged.
11. Liquid has penetrated into the equipment.
12. The equipment has been exposed to moisture.
13. The equipment does not work well or you cannot get it work according to user manual.
14. The equipment has dropped and damaged.
15. Do not leave this equipment in an environment unconditioned, storage temperature below
-20°C or above 60°C, it may damage the equipment.
16. Unplug the power cord when doing any service or adding optional kits.
Lithium Battery Caution:
1. Danger of explosion can happen if the battery is incorrectly replaced. Replace only the
original or equivalent type recommended by the manufacture. Dispose used batteries
according to the manufacturer’s instructions.
2. Do not remove the cover, and ensure no user serviceable components are inside. Take the
unit to the service center for service and repair.