SpeedFace-V3L(Lite) User Manual
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9 Copyright©2023 ZKTECO CO., LTD. All rights reserved.
3 Operation Safety
If smoke, odour, or noise rise from the device, turn off the power at once and
unplug the power cable, and then please contact the service centre.
Transportation and other unpredictable causes may damage the device hardware.
Check whether the device has any intense damage before installation.
If the device has major defects that you cannot solve, contact your dealer as soon
as possible.
Dust, moisture, and abrupt temperature changes can affect the device's service
life. You are advised not to keep the device under such conditions.
Do not keep the device in a place that vibrates. Handle the device with care. Do
not place heavy objects on top of the device.
Do not apply rosin, alcohol, benzene, pesticides, and other volatile substances
that may damage the device enclosure. Clean the device accessories with a piece
of soft cloth or a small amount of cleaning agent.
If you have any technical questions regarding usage, contact certified or experienced
technical personnel.
Note:
1) Make sure whether the positive polarity and negative polarity of the DC 12V
power supply is connected correctly. A reverse connection may damage the
device. It is not advisable to connect the AC 24V power supply to the DC 12V
input port.
2) Make sure to connect the wires following the positive polarity and negative
polarity shown on the device's nameplate.
3) The warranty service does not cover accidental damage, damage caused by
mis-operation, and damage due to independent installation or repair of the
product by the user.