Fixed-angle Speed-measuring Radar
│
20
It will light up 200ms when the radar captures the vehicle's reporting
speed.
8
Maintenance and Common Fault diagnosis
8.1 Use Cautions
Supply voltage should be suitable, not too high
;
No shelters in the front of radar;
Do not plug the serial port when it is still hot;
No pounding or dropping;
8.2
C
ommon Fault diagnosis
Debugging software cannot be connected;
1.
Verify the power connections to the radar (check that the green
light is on)
2. Check the serial port is connected firm or not, and whether the se-
quence is correct
.
3.
If the RS485/RS232 converter is used, check the converter is wo-
rking normally or not.
Speed measurement is unvalid;
1. Check the illuminate location is accurate or not.
2. Check the serial port is connected right or not,and readback the
parameters by software to check the parameter setting is appropriate
