Specifications

文档编号：
8
6.10 Positioning function
The vehicle terminal can provide the positioning information specified in GB/T
32960.3. Accuracy requirements:
a) Horizontal positioning accuracy is less than 5m;
b) Positioning time;
1) Cold start: the time from system power on to capture shall not exceed 120s;
2) Hot start: the capture time should be less than 10s.
c) Minimum position update rate: 1Hz.
6.11 Indicator light
The vehicle terminal displays its working conditions through three indicators,
namely system operation, server connection and positioning status indicators. The
installation personnel can find the problem directly through the indicator light. For
details, please refer to the indicator light definition document:
Green light
System running light
Normal status: 0.5Hz flashing, 1s on and 1s off
Sleep: long off
Red light
LTE status indication
Establish connection with the server: 0.5Hz flashes,
1s on and 1s off
Connection not established with server: 0
Sleep mode: long off
Blue light
GNSS status indication
Precise positioning: 0.5Hz flashing, 1s on and 1s off
Imprecise positioning: long off
GNSS antenna fault or GNSS module fault: long on
6.12 CAN communication function
The vehicle terminal supports the communication interface of 2-channel CAN