Roadefend RDT401P, Инструкция

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Instructions for use of RDT401P 2018-RDT401P-R001
10
III.
Electrical Properties
Table 4
RDT-401P-WH Electrical Properties
Operating Voltage +9V ~ +36V
Rated Power 4W
Max Power 5W
Operating Temperature Range -20℃~ 70℃
Storage Temperature Range -30℃~ 85℃
Working Humidity 0 ~ 90 RH%±5%
IV. Failures and Solutions thereof
If you experience the following problems when using the product, please resolve the failures with
the aid of the following countermeasures.
The general problems that may have an impact on this product are as follows:
Table 5
Failures Possible Causes Solutions
No warning sounds when eyes
are closed for a long time.
The driver's face is
out of the visible
scope of the camera
or beyond the
effective distance.
Referring to the Instruction Book,
adjust the position or angle of the
device placement.
The vehicle is in a
stopped state.
The fatigue warning function will be
activated only when the vehicle’s
speed exceeds the set speed value.
GPS satellite search
fails.
Make sure that the GPS antenna is in
good contact and that the top of the
antenna or the location of the vehicle
is not covered.
The device cannot boot up
The ACC and power
supply are not well
connected.
Make sure that the power supply
wiring harness is reliably connected.
The fatigue warning is not
sensitive.
The black Plexiglas
in front of this
product is too dirty.
Clean front lens
The installation Install the product at an appropriate