KMS Simplekey 4 - Communications Module Overview; Communications Module LED Key

Key Management Systems Ltd 49 | P a g e
Communications Module Overview
21 0000 01
22 0
SIM7600E
P/ N: S2-10 7EQ-Z1W4J
S/N: M P06 1907 2BC 330 F
IME I:8675 8403 1863 546
22 0
Main
Aux
Boo t
Signal
Strength
Comms
Status
SIMPLEKEY 4
CM 4G
(c) 2019
See LED key
The above drawing depicts a typical 4G Modem-only variant of the CM-4G. There are
no ethernet or auxiliary RS232 / RS485 communication ports.
Communications Module LED Key
Communications status
Comms Status LED KEY
Modem being c onfigured
Modem has no SIM c ard
G atheri ng lis t of op erators
Regi stering on cell ular
network
Establi shing dat a
co nnection
Dat a connect ion
establi shed
Fau lt conditio n
No modem detected