27
8.
STATUS FEEDBACK
LED pattern
Status
Required action
Blinking green, 1 second
on / 1 second off
Module not configured
Configure at least one
telephone number.
1 green flash every 3
seconds
Module is switched on,
powered by batteries
No action required.
Green LED stays on
continuously
Module is switched on,
powered by an external
source
No action required.
Flashing red/ green
every second
Module establishes
network connection
Wait until the network
connection is established.
2 flashes red,
every 3 seconds
No GSM connection
Try the SIM card in any mobile
telephone; replace SIM card
using other telecom provider;
try the module at another
location.
3 flashes red,
every 3 seconds
No valid SIM card or
wrong PIN
Try the SIM card in any mobile
telephone; remove PIN code;
check credit; replace SIM card.
Blinking 3 times green
Successful programming
action
No action required.
Blinking 5 times red
Faulty programming
action
Check SMS command.
4 red flashes
every 3 seconds
Low batteries
Replace both batteries.
Quickly flashing green
Module exchanges data
with portal
No action required
Summary of Contents for PowerGuard CM4100
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