ZKTeco SC800, Руководство пользователя

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SC800 User Manual
P a g e | 10 Copyright©2022 ZKTECO CO., LTD. All rights reserved.
Just change controls defined in operating instructions. Improper
adjustment of the controls may result in damage and involve a qualified
technician to return the device to normal operation.
And do not connect multiple devices to one power adapter, as adapter
overload can cause over-heat or fire hazard.
7. Replacement parts - When replacement parts are needed, service
technicians must only use replacement parts provided by the supplier.
Unauthorized substitutes can result in a burn, shock, or other hazards.
8. Safety check - On completion of servicing or repair work on the unit, ask
the service technician to perform safety checks to make sure that the
proper operation of the device.
9. Power sources
- Operate the system only from the label's power source
form. If the sort of power supply to use is unclear, contact your dealer.
10. Lightning - External lightning conductors can be installed to provide
protection against electrical storms. It prevents power-ups from destroying
the system.
It is recommended that the devices are installed in areas with limited
access.
2 Electrical Safety

Before connecting an external cable to the device, complete grounding
properly, and set up surge protection; otherwise, static electricity will
damage the mainboard.

Make sure that the power has been disconnected before you wire, install, or
dismantle the device.

Make sure that the signal connected to the device is a weak-current (switch)
signal; otherwise, components of the device will get damaged.