Users Manual Part 2

27
Product Install Guide – M4xx Series
03/11/22 | V1.9.9
LED
FIXED FLASH FAST FLASH SLOW FLASH OFF
GREEN
CAN CYCLE
(20 sec)
The OBU has a CAN
patch but is not
receiving the correct
data from the vehicle.
N/A
The OBU has not tak-
en the CAN patch, yet.
The OBU has a CAN
patch and is receiving
the correct data from
the vehicle.
• CAN is disabled
• CAN is enabled
but there is no
CAN patch
• Sleep Mode
GREEN
GPS CYCLE
(20 sec)
Indicates that there is
an ignition feed to
the unit.
Number of satellites
(Repeated twice)
N/A N/A
No satellite is
detected
GREEN
CAN & GPS
• CAN enabled (GPS disabled) «» CAN cycle control
• GPS enabled (CAN disabled) «» GPS cycle control (or fast ash if no conguration on OBU)
• Both CAN and GPS enabled «» The two cycles are displayed one after another, continuously
ORANGE
GSM
Booting up
1 ash every 3 sec:
GSM Modem enabled
If all other LED are off:
Failure to start the GSM
modem. (Power
disconnected and
reconnected too
quickly.)
If all other LED are off:
Failure to start the GSM
modem. (Power
disconnected and
reconnected too
quickly.)
Sleep mode
RED
Default
Critical Error
1 ash every 2 sec:
No comms on CAN 1
2 ash every 2 sec:
No comms on CAN 2
3 ash every 2 sec:
No GPS signal
Forced scan process
If the Green CAN LED
is xed:
No comms on the
congured bus (CAN 1
and/or CAN 2)
• No default
• Sleep mode
BLUE
Bluetooth /
BLE
The OBU is paired
with a device
N/A Data transfer
The OBU is not paired
with a device
• Bluetooth/BLE
off
• Sleep mode
• Not Present
NOTE: M4xx with serial numbers starting; 10229x, 10221x, 10227x, 10228, and 72011250x has
internal e-sims.
NOTE: If there is a SIM Card in the slot,
and you are experiencing issues with the
GSM, make sure that the card is seated
correctly and the chip is clean.
M4xx unit with serial numbers starting
with; 10225x, 10226x 72011251x has a
physical SIM Card.
LED SEQUENCE TROUBLESHOOTING
UNIT ICONOGRAPHY
This icon means that the device may
have Bluetooth / BLE functionality. (Not
all devices will have this, see §“M4xx
versions” on page6.)
This icon means Direct
Current Power Feed.
This icon means that the
device has a built-in three axis
accelerometer.
X
Y Z
Init Default
GSM/GPRS
GPS
CAN
X
Y Z
SIM Card
22. Device Overview