Panasonic CF-74 Series Supplementary Instructions Manual page 5

LED Description
Power On Indication:
A green LED will be used to signal when the EDGE modem has been
powered on.
Status Indication:
The LED will light while communicating.
Mode
Off
600 ms On/
600 ms Off
75 ms On/3 s Off
75 ms On/75 ms Off/
75 ms On/3 s Off
500 ms On/
25 ms Off
On
Function
EDGE modem is off or running in SLEEP mode.
No SIM card inserted or no PIN entered, or network
search in progress, or ongoing user authentication,
or network login in progress.
Logged to network (monitoring control channels
and user interactions). No call in progress.
One or more EDGE/GPRS contexts activated.
Indicates EDGE/GPRS data transfer.
Depending on type of call:
Voice call: Connected to remote party.
Data call: Connected to remote party or exchange of
parameters while setting up or disconnecting a call.
5