iRZ MC52i-422GI, User Manual

Page: 10 / 12

10
2.6. Modem status display
LED is used to indicate the connection status. This function can be disconnected by a corresponding
AT-command.
Table 2.6.1: Connection status LED (green)
LED mode Conditional indication
display Operation mode
Turned off
○
Modem is turned off or emergency situation,
power saving mode, ALARM mode
600ms on / 600ms off
●●●●●● ○○○○○○
Modem is not logged to the network
75ms on / 3s off
● ○○○○○○○○○
...
○
Modem is logged to the network
75ms on / 75ms off /
75ms on / 3s off
● ○ ● ○○○○○○○
...
○
GPRS connection is activated
500ms on / 50ms off
●●●●● ○
Data transfer in progress
Permanently turned on
●
Voice call, CSD
Table 2.6.2: Power LED (red)
LED mode Conditional indication
display Power status
Turned off
○
Input power has not been sent to the modem
Permanently turned on
● ○
Input power has been sent to the modem