Telefunken TD 251/TD 252 Colombo Quick Start Manual page 16

Illustration
Handset
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2
3
4
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6
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1. Earpiece
2. LCD Display
3. Option button (left)
Press to open the Menu.
Press to select the options displayed on the
screen.
 / Phonebook
4.
In standby, press to open and scroll through
the list of names.
In conversation, press to decrease the
volume.
In a menu, press to scroll through the options.
5. Answer / Loudspeaker
In standby, press to make and receive
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calls.
In conversation, press to enable or
disable the handsfree mode.
6. *
Hold the " * " key to switch between Tone
and Pulse
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7. R (redial)
For use with a standard PBX and some
network services.
8. 0
To insert a space
9. Option button (right)
Press to select the options displayed on the
screen.
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In a menu, press to return to the previous
level.
In standby, press Names to open the
phonebook menu.
Recomposition / 
10.
In standby, press to open and scroll through
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the Redial list.
In conversation, press to increase the
volume.
In a Menu, press to scroll through the
options.
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When you store a name in the phonebook,
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press and hold to enter a pause.
11. End call / On-Off
Press to end a call.
In Menu, press to return to standby.
In standby, press and hold to turn off the
handset.
When it is turned off, press to activate the
handset.
12. # / Lock
Hold the button to lock the keypad.
To unlock it, select Unlock. followed by '#'.
13. Intercom
Used for internal calls
14. Microphone
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