ViewSonic PJD7583wi PJD7383, PJD7383I, PJD7583W, PJD7583WI User Guide (English - Page 24

Signal, Parameter

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ensure a quality use of the wireless microphone, it is recommended that your microphone conforms to the specifications listed in the table below. Signal Parameter Min Type Max Transducer Principle Microphone Impedance 300 Frequency response 600 Dynamic 1K ohm 16k Hz • There are two ways to adjust microphone volumes. • Directly set microphone volume levels in the SYSTEM SETUP: Advanced > Audio Settings > Microphone Volume menu. • Set projector volume levels in the SYSTEM SETUP: Advanced > Audio Settings > Volume menu, or press Volume keys (+, -) on the remote control. (The projector volume setting will affect the microphone volume.) • To make the microphone input available when the projector is in standby mode, turn on the SYSTEM SETUP: Basic > Standby Settings > Microphone menu. • If the microphone is not working, check the volume setting and cable connection. • You might get feedback noise from the microphone when you are too close to the speaker of the projector. Move the microphone away from the speaker of the projector. The greater volume you require, the greater distance you need to be away from the speaker to prevent the noise. 20 Connection

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Connection
20
ensure a quality use of the wireless microphone, it is recommended that your
microphone conforms to the specifications listed in the table below.
•
There are two ways to adjust microphone volumes.
•
Directly set microphone volume levels in the
SYSTEM SETUP: Advanced
>
Audio
Settings
>
Microphone Volume
menu.
•
Set projector volume levels in the
SYSTEM SETUP: Advanced
>
Audio Settings
>
Volume
menu, or press
Volume
keys (+, -) on the remote control. (The projector
volume setting will affect the microphone volume.)
•
To make the microphone input available when the projector is in standby mode, turn on
the
SYSTEM SETUP: Basic
>
Standby Settings
>
Microphone
menu.
•
If the microphone is not working, check the volume setting and cable connection.
•
You might get feedback noise from the microphone when you are too close to the
speaker of the projector. Move the microphone away from the speaker of the projector.
The greater volume you require, the greater distance you need to be away from the
speaker to prevent the noise.
Signal
Parameter
Min
Type
Max
Microphone
Transducer Principle
Dynamic
Impedance
300
1K
ohm
Frequency response
600
16k
Hz