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DA3100 Evaluation Sample User Manual V1.2
3.2. DA3100 Operation Steps
Step
Pre-condition
Action
Ignition On and
Plug DA3100 into the vehicle
1
locate the OBD-II
OBD-II connection
connection
DA3100 checking vehicle
2
Step 1
OBD-II protocol
3
Step 2
DA3100 registering network
Setting APN through SMS as
4
Step 3a
described in Section 3.3 (i)
Data view as described in
Section 3.4
5
Step 4a
6
Ignition Off
DA3100 to go into sleep
mode and heartbeat send
according to SMS setting as
described in Section 3.3 (iv)
7
Step 6
Ignition On
2013-05-30
Huawei Proprietary - Restricted Distribution
Response
All 3 LEDs will be On for 3 sec.
a. OBD LED Flashing with
Cellular and Power LED On
for 20 sec.
b. OBD LED Off with Cellular
and Power LED On for 20
sec.
a. Cellular LED Flashing with
Power LED On and OBD
LED status as in Step 2
b. Cellular LED Off with Power
LED On and OBD LED status
as in Step 2
a. SMS reply OK
b. SMS reply fail or no SMS
reply
a. If vehicle OBD-II supported
as in Step 2a
b. If vehicle OBD-II not
supported as in Step 2b
All 3 LEDs Off and heartbeat
send
DA3100 back to status before
ignition Off
Security Level
Remark
If any LED is off, it indicates that
particular LED is faulty.
a. Vehicle OBD-II supported
b. Vehicle OBD-II not supported
a. Carrier network registration
success
b. Carrier network registration fails.
Disconnect and repeat step 1
a. APN set success
b. Repeat Step 4 after 5 sec. Possible
fault: SIM does not support APN
or server is down
a. Data view display VIN code read
from vehicle
b. Data view display VIN code as
"OBD fail"
Data view display VIN code as
"Heartbeat"
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