Nokia 6790 Cell Phone User Manual


 
18
Connect a compatible headset
Do not connect products that create an
output signal as this may cause damage to
the phone. Do not connect any voltage source
to the universal headset connector.
When connecting any external phone or any
headset, other than those approved by Nokia
for use with this phone, to the universal
headset connector, pay special attention to
volume levels.
Connect a USB data cable
To set the default USB connection mode,
select > Settings > Data Cbl. > Data Cable
Mode. To set the default mode to be activated
automatically, select Ask on connection > No.
The USB data cable is for data transfer only
and does not support charging.
3. Call functions
To adjust the volume during a call, press the volume key.
Make a voice call
1. In the standby mode, enter the phone number, including
the area code. Press the backspace key to remove a number.
For international calls, press + for the international prefix
(the + character replaces the international access code),
and enter the country code, area code (omit the leading
zero if necessary), and phone number.
2. Close the cover.
3. Press the call key.
4. To end the call, or to cancel the call attempt, press the
end key.
To make a call from Address Book, select > Addr. Book. Scroll
to the desired name, or enter the first letters of the name to see
possible matches. To call the number, press the call key.