User manual

Operation TPS1200 67
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.
IF the on is THEN