10/12/13
LMU-3000 Hardware & Installation Guide - PULS Wiki
https://puls.calamp.com/wiki/LMU-3000_Hardware_%26_Installation_Guide
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The LMU-3000™ will respond with: OK
The backend monitor must then be contacted to confirm that they received an Event Report with Event Code
255.
Assuming that all three sections have passed, the installation can be considered to be complete.
5.3.4 Verification via SMS
The current Comm, GPS and Inbound status of a GSM LMU can be obtained via SMS provided you have
access to an SMS capable phone or PDA.
Using your handset, send the following SMS Message to the LMU:
!R0
Within a few minutes, the LMU should return a response in the following format:
APP: <App ID> <Firmware Version>
COM:<RSSI> [./d/D][./a/A][./L][IP address] [<APN>]
GPS:[Antenna <Short/Open/Off>] | [No Time Sync] | [<FixStatus> <Sat Count>]
INP:<inputs states> <vehicle voltage>
MID:<mobile ID> <mobile ID type>
INB:<inbound IP address>:<inbound port> <Inbound Protocol (LMD/LMX)>
APP:
o <App ID>:
The Application ID value of the LMU indicating the host platform and the wireless
networking technology of the LMU.
o <Firmware Version>:
The current firmware version in use by the LMU
COM:
o <RSSI>:
This is the signal strength the wireless modem sees from the network. In general the LMU
is at least scanning for the network if the RSSI is not -113.
o [./d/D]:
If the character ‘D’ is present, it indicates the LMU had a data session established when it
responded to the status request. For the 8-Bit product line an upper case ‘D’ indicates
both the Inbound and Maintenance sockets are ready. The lower case ‘d’ indicates that
