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AASTRA 4224 Operator for MX-ONE User Guide User Manual

Page 12

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Description

Dialog 4224 Operator

12

15

Speech left key / Speech right key

Speech left

To talk to the source party.

Speech right

To talk to the destination party.

16 Microphone

Not used.

17

Answer/Extend

To answer and extend incoming line calls. The key is also used to

start automatic ring signal and to put a call on hold.

18

Headset key

To switch from handset to headset. The key lamp shows steady

light when calls are connected to the headset. See section

Accessories

” on page 88.

Note: Headset is optional.

19

Announce

To initiate extending with announcement or Camp On to busy

extension or external line.

20

Mute

During a call: To switch the microphone on or off.
In idle mode or when ringing: To switch off the ring signal.

21

Volume control

To change the volume.

22

Loudspeaker for ring signal

23

Handset

Supplied with hearing aid function as standard.

Please note: The handset may attract and retain small

metal objects in the earcap region.