User's Manual

GE865 Hardware User Guide
1vv0300799 Rev.11 – 13-07-2010
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11.9 Indication of network service availability
The STAT_LED pin status shows information on the network service availability and
Call status.
In the GE865 modules, the STAT_LED usually needs an external transistor to drive an
external LED.
Therefore, the status indicated in the following table is reversed with respect to the pin
status.
LED status
Device Status
Permanently off
Device off
Fast blinking
(Period 1s, Ton 0,5s)
Net search / Not registered
/ turning off
Slow blinking
(Period 3s, Ton 0,3s)
Registered full service
Permanently on
a call is active
A schematic example could be: