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Sound matters, Mic off, Adjusting the volume – TANDBERG 1700 MXP User Manual

Page 21: Headset recommendations, Loudspeakers or headset, Using the internal / headset switch

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D 13954.01
JUNE 2006

21

TANDBERG 1700

MXP

USER GUIDE

Sound Matters

Getting Acquainted with the System

Headset Recommendations

Standard 3.5mm jack for microphone input
Standard 3.5mm stereo jack for earphone output.
Earphone Frequency Range: Min. 100–8000 Hz (100–16000 Hz recommended)
Mic. Frequency Range: Min. 100–8000 Hz (100–16000 Hz recommended)
Earphone impedance: 16–500 W
Microphone sensitivity: –39 dBV/Pa ± 5 dB
Phantom voltage for microphone: 5 Vdc
Microphone load impedance: 2.2 kW

Most standard PC-headsets will work.

The headset may have integrated volume con-

trol and/or a noise cancelling microphone without the risk of degrading the sound.
Level settings can be made by means of the Control Panel, see

Level Settings

.

Loudspeakers or Headset?

Your system comes with built-in loudspeakers and microphones. In addition you may connect a headset, with or
without microphone, to the system. Once you connect a headset and/or a microphone to the system, this will be
detected automatically.

Internal

loudspeaker

Internal

microphone

Headset

loudspeaker

Internal

microphone

Headset

loudspeaker

Headset

microphone

the headset only

Headset

loudspeaker

Internal

microphone

Internal

loudspeaker

Internal

microphone

Internal

loudspeaker

Internal

microphone


the microphone

of the headset

If you use…

…and then connect…

…you will end up using

the microphone

of the headset only

Mic Off

To mute the microphone during a call, press the

Mic Off

button. An on-screen

indicator appears in the upper right corner when the microphone is

OFF

. In a

call, if audio is detected, the on-screen symbol will start to flash. Pressing the

Mic Off

button one more time will activate the microphone again.

Note!

Mic Off

will mute all microphone inputs, but it will not mute audio from

any AUX and VCR inputs.
When an incoming call is answered, the microphone may be in the off state
because the Auto Answer setting is

On+Mic Off

, see

Control Panel > Auto

Answer

.

The icon will flash once you start speaking. Remember to turn on the

microphone before a meeting.

Touch tones

Snapshot

Camera Presets

Using the Internal / Headset Switch

There are connectors for the headset and the headset-microphone
on the left side of the socket, when viewed from the front – see Fig.
The little switch is used to toggle between the system’s own
speakers/microphone and the headset’s.

If you connect headset only (no microphone) the toggling will be
between the systems’s loudspeakers and the headset’s.
If you connect headset and mic., the toggling will be between the system’s
speakers/microphone and the headset’s.
If you connect a microphone only (no headset), nothing will happen
when you press the switch.

Mic Off

key

Adjusting the Volume

Press the

Volume

keys to

adjust the volume level.
An on-screen indicator will
show the current level.
When the volume bar changes
colour to yellow and red, the
sound is compressed to avoid distortion.

Touch tones

Snapshot

Camera Presets

This icon indicates

that the microphone

has been turned off.

Headset

toggle button

Headset

out

Headset

microphone