Rainbow Electronics GE863-PY - Manual (Page 61)

GE863 Hardware User Guide
1vv0300783 Rev.0 - 10/06/08
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved page 61 of 80
8.10 Indication of network service availability
The STAT_LED pin status shows information on the network service availability and Call status.
In the GE863 modules, the STAT_LED 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