Operation GPS1200+ 53
GFU24 with
Siemens MC75
red call is in progress.
red: long flash, long
break
no SIM card inserted, no PIN
entered or network search, user
authentication or network login in
progress.
red: short flash,
long break
logged onto network, no call in
progress.
red: flashing red,
long break
GPRS PDP context activated.
red: long flash,
short break
Packet switched data transfer is
in progress.
off device is off.
GFU15 with
Pacific Crest
PDL
red or flashing red the communication link, Data
Carrier Detection, is okay on the
roving receiver.
off the DCD is not okay.
IF the on is THEN