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User’s Manual
9
To make the sensitivity and accuracy of positioning free of interference, ensure that there is
no high-power electrical or electronic interference source (such as a fan or AC compressor) or
obstacles within 1 meter around the GPS antenna.
Insert the GPS antenna lead wire into the antenna lead hole on the roof of the vehicle and
connect to the GPS antenna port inside the vehicle.
The requirements of the GPS antenna lead hole are as follows.
The inner radius is at least Ø10mm.
It must be waterproof.
Easy to replace and maintain the antenna.
Outside installation
2.3.3.2 Inside Installation
When limited by waterproof and wiring requirements, the antenna can be installed inside the vehicle.
To select the installation place, it is recommended to place the antenna horizontally on the dashboard
close to the windshield, and make the GPS cable facing upward to enhance the signal, as shown in
Figure 2-10.
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