CANDTU-400EWGR
CAN Bus Message Records and Wireless Data Transmission Equipment Series Products
©2021 Guangzhou ZLG Microelectronics Technology Corp.,Ltd.
7
User Manual
4. Hardware Interfaces
This section describes the hardware interfaces of CANDTU-400 series equipment.
4.1 Panel Layout
Figure 4.1 shows the device panel layout.
Figure 4.1 Panel layout
4.2 Indicators
Table 4.1 LED indicators
Identification
Function
Status
Description
SYS
System running
status indicator
Continuous green light
The device is normal
The red indicator
flashes slowly
Recording is not activated
The red indicator
flashes quickly
SD card abnormal
4G
Indicates 4G status
Continuous green light
The 4G module is waiting for
connection
Green flashing light
The 4G module is in data
transmission
The red indicator is on
The 4G module is abnormal
The indicator is off
The 4G module is not enabled
CAN0
、
1
CAN2
、
3
CAN channel
transceiver status
indicator
The indicator is off
The CAN channel is not
activated
Green flashing light
The CAN channel receives data
properly
The red indicator is on
The CAN channel received an
error frame
