insys icom GSM small 2.0 Manual page 19

INSYS GSM small 2.0
LED Colour
green
Power /
orange
RX/TX
red
green
Net /
DCD
orange
red
Table 4: Meaning of the LED displays
On
Power supply is present
Device is in Power-
Down mode
- - -
Only with setting AT&C1
(default):
Connection establish-
ment
Remote terminal has
picked up; connection
handshake takes place
If Power / Rx/Tx LED
also orange:
Device is in Power-
Down mode,
otherwise:
Both, AT&C1 and
AT&C0:
Data connection is estab-
lished, thus DCD is active
Additionally with set-
ting AT&C0:
Connection establish-
ment
Remote terminal has
picked up; connection
handshake takes place
- - -
Blinking:
- - - - - -
Data is being trans-
ferred; LED
- - -
flashes/flickers in
time with incom-
ing/outgoing data
- - - - - -
With setting AT&C1
(default):
With setting AT&C1
(default):
Timing: 600 ms on
/ 600 ms off
Timing 75 ms on /
Device is not reg-
3 s off
istered with the
Device is regis-
GSM network
tered with the
(e.g. network loss,
GSM network
no SIM card in-
serted or no PIN
entered.
Timing:
Only with setting
75 ms orange /
AT&C0:
75 ms red /
Timing 600 ms
75 ms orange /
orange / 600 ms
3 s red
red
GPRS context ac-
tive (idle connec-
Device is not reg-
tion)
istered with the
GSM network
Timing:
(e.g. network loss,
0.5 s orange /
no SIM card in-
0.5 s red
serted or no PIN
entered.
GPRS data transfer
active
Display and Control Elements
Flashing: Off
Power
supply is
not pre-
sent
Power
supply is
not pre-
sent
19