Smart Technologies Smart Audio System 240 - Manual (Page 17)

99-00855-20 C0 Using Your SMART Audio 240 System 11
Using Your SMART Audio 240 System
This chapter describes how to use your audio system.
Using the Receiver
The following diagram shows you the different controls on the front of the receiver.
• Turn the power on or off with the POWER switch.
• Use the CHANNEL A and B dials to adjust the microphones’ volume.
• Use the LINE 1 and 2 dials to adjust the volume of external audio devices.
• Use the TONE dial to adjust the tone.
Using the Microphones
1. Remove the battery compartment cover, install the included AA batteries, and then replace
the cover.
NOTE: Ensure that the polarity of the batteries matches the polarity marked in the
battery compartment.
2. Turn on the receiver’s power switch.
3. Turn on the teacher microphone’s power switch.
4. Set the teacher microphone’s channel switch to Channel A.
5. Attach the lanyard’s plastic slider to the teacher
microphone’s belt clip, place the lanyard around your neck
and adjust the strap so that the microphone is 6" from your
mouth.
6. Begin speaking, and then adjust the CHANNEL A volume dial on the receiver to a
comfortable level.
To use the teacher microphone
Power Switch Infrared Sensor Microphone Channel
A and B Volume Dials External Audio Line
1and 2 Volume Dials
Tone Dial
Plastic
Slider
Belt Clip