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Explanation of LED Status and Buzzer Sound
The LED status and buzzer sound of each situation are as follows:
3. How to Use the Product
Classication Situation Guiding Comment LED Status Note
GPS
GPS connection
“GPS system has been
connected.”
GPS LED Blinking GPS cable connection after boot completion
GPS signals perception No comment GPS LED “ON” Normal GPS signal perception
“GPS system has been
disconnected.”
“GPS system has been
disconnected.”
GPS LED “OFF” GPS cable removal with black box “ON”
SD card error
SD card error “Check memory card.”
MIC/SPK/GPS/
Event LEDs Blinking
microSD card not inserted, Error happened
SD card removal
“Memory card has been
removed.”
SD card removal with black box “ON”
Firmware upgrade
Firmware upgrade
“A new firmware version
is available.” -> “Firmware
update is beginning.”
Firmware upgrade through microSD card
Reboot after upgrade “The system is restarting.” Power LED Blinking Restart after firmware upgrade
Format recommendation
Periodical microSD
card formatting
(recommendation)
“Periodical microSD card format
is recommended.”
Power LED “ON”
Periodical microSD card format recommended: 1 time per
month
Discharge breaking
Discharge breaking
operation
Buzzer sound – “Beep”
Power LED Blinking
(Every 5 seconds)
The discharge breaking is carried out if the voltage falls
below the preset threshold for longer than 1 minute.-> At
restarting the car, the operation is cancelled.
High-temperature
prevention
High-temperature
prevention operation
Buzzer sound – “Beep”
Power LED Blinking
(Every 5 seconds)
The high-temperature prevention operation is performed
if the preset prevention threshold is exceeded for longer
than 10 seconds.
-> If the temperature is maintained at 25° below the
threshold for 10 seconds, the operation is cancelled