Nokia N75 - Manual (Page 53)

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To lock the keypad with the fold closed, press , then ,
or press the power key twice to highlight Lock keypad ,
and press and hold the power key to select it.
To unlock with the fold closed, press , then .
When the keypad lock is on, calls may be possible to the
official emergency number programmed into your device.
To turn on the display light when the keypad lock is on,
press the power key.
Volume and loudspeaker control
To increase or decrease the volume
level when you have an active call or
are listening to a sound, press and
hold
on the right side of the device.
The built-in loudspeakers allow you to speak and listen from
a short distance without having to hold the device to your
ear. Sound applications use the loudspeakers by default.
Warning: Listen to music at a moderate level.
Continuous exposure to high volume may damage
your hearing. Do not hold the device near your ear
when the loudspeaker is in use, because the
volume may be extremely loud.
To locate the loudspeakers, see "Keys and parts (fold
closed, front, back and sides)," p. 14.
To use the loudspeakers during a call, select Options >
Activate loudsp. .
To turn off the loudspeakers, select Options >
Activate handset .
Headset
Connect a compatible
headset to the Pop-Port
TM
connector of your device.
Ensure the headset
connector is ‘upside down’
before connecting to your
device. Do not use
excessive force.
Warning: When
you use the
headset, your
ability to hear
outside sounds
may be affected.
Do not use the
headset where it
can endanger your safety.
N75.EN_ESv1_BIL_9252942.book Page 20 Monday, April 2, 2007 3:31 PM