AASTRA 600c_d for SIP-DECT User Manual EN - Manual (Page 32)

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Basic functions
If you make a call using the handset and place it in the charger cradle, the hands-free operation
feature is automatically activated.
Do not hold the handset up to your ear in handsfree mode or when the ringer is ringing as the
volume can be very loud.
Acknowledging an appointment/alarm clock
You are notified of an appointment or alarm clock by the specified ringer and the LED flashing red
for approx. 45 sec. The display shows the corresponding text. You can acknowledge the signalling
with
Esc.
Adjusting the volume of the earpiece during the call
Aastra 610d, 612d
Press the +/- sidekeys to increase or reduce the volume of the call currently being made. Alternati-
vely you can also use the navigation keys √ (quieter) and ® (louder). If these keys have been pro-
grammed with functions that differ from the factory setting (Info, Profile), you will need a long key-
press in each case to access the volume control. You can then adjust the volume by briefly pressing
the key as required.
Aastra 620d/622d/630d/632d/650c
Press the upper or lower sidekey to increase or reduce the volume of the call currently being made. If
the keys are
programmed with functions, use a long keypress first. You can then adjust the volume
by briefly pressing the key as required.
Alternatively you can also use the navigation keys √ (quieter) and ® (louder). If these keys have
been programmed with functions that differ from the factory setting (Info, Profile), you will need a
long keypress in each case to access the volume control. You can then adjust the volume by briefly
pressing the key as required.
Note
To save the new setting (i.e. to store it as a menu entry) press the Ok softkey when making the
adjustment.
Switching the ringer on/off
Switch off: Press the
star key and hold for a moment, the symbol appears on the display.
Switch on: Press the star key again and hold for a moment, the symbol will switch off.