promethean ActivSound 75 Manual Download Page 8

1. Connect power cord (1) to the AC mains. 
 
2. Turn “off” the power switch (2). 

   

Check that the power indicator (2) has gone out. 

 
3.  Connect the charging plug(s)  (3) to the microphone(s) 
 
4.  The red Charging LED (4) should start flashing.  It will stop flashing and remain 
on when charging is completed.  
 
 

Charging the Battery 

Summary of Contents for ActivSound 75

Page 1: ......

Page 2: ...Microphone Volume Control Teacher 1 and 2 This control is used to adjust the level of the infrared microphones 4 Infrared Signal Indicator Teacher 1 SIGNAL Teacher 2 SIGNAL Lights green when the infr...

Page 3: ...al 5 Auxiliary Input volume TV DVD and CD MP3 This Control adjusts the volume of the auxiliary inputs connected to the input terminals 11 6 Equalizer BASS TREBLE The Bass and Treble controls allow the...

Page 4: ...overall level of the system 7 Equalizer LOW MID HIGH The 3 Band Equalizer allows the teacher to have control over the quality of his or her voice This adjustment is made by adjusting LOW MID or HIGH...

Page 5: ...control over the quality of his or her voice This adjustment is made by adjusting LOW MID or HIGH controls until the desired sound quality is achieved 8 Speaker output volume L R 1 L R 2 L R 3 L R 4...

Page 6: ...shing slowly Finished Charging Continuously ON Charging error trying to charge an alkaline battery Flashing very fast 8 External Auxiliary input terminal on the side Used to connect a CD or MP3 player...

Page 7: ...g error trying to charge an alkaline battery Flashing very fast 8 External Auxiliary input terminal on the side Used to connect a CD or MP3 player or other device Allows the user to wirelessly connect...

Page 8: ...power switch 2 Check that the power indicator 2 has gone out 3 Connect the charging plug s 3 to the microphone s 4 The red Charging LED 4 should start flashing It will stop flashing and remain on when...

Page 9: ...hts green when the infrared wireless receiver is receiving a signal from a microphone 5 Auxiliary Input volume Controls TV DVD and CD MP3 These controls ad just the volume of the auxiliary inputs conn...

Page 10: ...ave a clear path to the receiving sensors POSITION the transmitter microphone six inches from your mouth RELAX and speak at a comfortable level Remember you do not have to project your voice CHARGE th...

Page 11: ...O Is there anything covering the transmitter YES Free the transmitter from any obstructions NO Contact Promethean NO Contact Promethean for assistance NO Have your batteries been charged overnight YES...

Page 12: ...o determine if it works and contact Prome thean NO Verify if a red light is showing on the dome sensor and contact Promethean NO Are your batteries fully charged YES If the batteries are more than 1 y...

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