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WARNING 

 
TO PREVENT THE RISK OF SHOCK OR FIRE. DO NOT USE THIS CORD WITH AN EXTENSION, RECEPTACLE OR ANY OTHER OUTLET UNLESS THE BLADES 
CAN BE FULLY CUT. PLEASE MATCH THE WIDE BLADE WITH THE WIDE SOCKET OPENING. TO PREVENT THE RISK OF SHOCK OR FIRE. DO NOT 
EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE. 

 

 

 

The lightning bolt with the arrow symbol 
within an equilateral triangle is intended 
to alert the user to the presence of 
"dangerous voltage" within the 
product's enclosure and may be of 
sufficient magnitude to constitute a risk 
of electric shock .

 

 

 

 

 

CAUTION: To reduce the risk of electric 
shock, do not remove cover. No user 
serviceable parts. Refer servicing to a 
qualified service technician.

 

 

 

The exclamation mark within an 
equilateral triangle is intended to alert 
the user to the presence of important 
operating and maintenance information 
in the literature accompanying this 
device.

 

 

 

IMPORTANT SAFETY INSTRUCTIONS 

 

 
1. Please read all instructions before using the device. 
2. Keep these instructions for future reference. 
3. Read all safety instructions carefully. 
4. Follow the manufacturer's instructions. 
5. Do not use this device near a liquid source or in a humid place. 
6. Only clean the device with a damp cloth. 
7. Please do not obstruct the slots provided for the ventilation of the device. Install the device according to the 
manufacturer's instructions. 
8. Do not install near a heat source (radiators, etc.) or any equipment likely to generate heat (power amplifiers for 
example). 
9. Do not remove the ground from the power cord or wall outlet. Canadian plugs with polarization (with a wider blade) 
should not be modified. If your wall outlet does not match the model provided, consult your electrician. 
10. Protect the power cord against all possible damage (pinching, tension, twisting, etc.). Make sure that the power cord 
is free, in particular when it comes out of the box. 
11. Disconnect the device from the mains in the presence of a storm or during prolonged periods of non-use. 
12. Consult a qualified repair service center for any malfunction (damage to the power cord, drop in performance, 
exposure to rain, liquid splashing into the device, introduction of an object into the case, etc.). 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for M120

Page 1: ...Owner s Manual M120...

Page 2: ...ructions for future reference 3 Read all safety instructions carefully 4 Follow the manufacturer s instructions 5 Do not use this device near a liquid source or in a humid place 6 Only clean the devic...

Page 3: ...ion 6 Wiring Guide 9 Operations 12 Music on Hold MoH 13 Media Module 15 Block Diagram 16 Specifications 17 21000 Transcanadienne Baie d Urf Qu bec H9X 4B7 Phone 1 877 374 5266 Fax 888 918 2244 www eri...

Page 4: ...lso available for businesses wishing to enhance their customers telephone experience So when you connect this mixer to a telecommunications system customers can listen to music or pre recorded message...

Page 5: ...rols Two 2 layer priority muting Music on hold M O H output used to connect the mixer to the telephone system to play music or pre recorded messages This output can also be used to supply a line level...

Page 6: ...cut boost on the 100Hz and 10kHz bands 3 Master Volume Control This knob determines the overall volume of the system 4 Indicators 3 The Protect indicator lights when the protection circuit is activate...

Page 7: ...st the input sensitivity of each channel 5 Mic Line input connectors Channel 1 is equipped with a terminal block connector and channels 2 and 3 are equipped with RCA connector and terminal block conne...

Page 8: ...e of long cables to connect several loudspeakers to the same amplifier You can also adjust the level of each speaker by changing the configuration of the transformer The M Series mixer amplifiers are...

Page 9: ...the output voltage and step down the current so that multiple speakers with transformers can be connected using long cables Constant tension systems allow the use of cables from 1 to 1 6 mm in diamete...

Page 10: ...If your console has balanced outputs use balanced three conductor connections and connectors you can use unbalanced connections but you ll get better sound quality and less noise if you use balanced c...

Page 11: ...as unbalanced inputs Balanced Line Unbalanced Line Source Vers Destination Mixer amplifier input Output Balanced Line Unbalanced Line Source Vers Destination This connection reduces the signal level...

Page 12: ...ft 12 AWG 61 100 ft 10 AWH 101ft 150 ft 8 AWG 151 200 ft 6 AWG NOTE Custom wiring should be performed by qualified personnel only Class 2 wiring is required CAUTION Never use shielded cable for speake...

Page 13: ...ng Guide Speaker connections are shown in Figure 2 2 Figure 2 2 How to connect speakers WARNING Never use the low impedance 4 8 and high impedance 25V 70V outputs simultaneously Figure 2 3 Wrong conne...

Page 14: ...t power of the amp To achieve the best signal to noise ratio the Master Volume knob should normally be set near maximum MAX and the CLIP indicator should light occasionally but not frequently on signa...

Page 15: ...e function When the higher level source is activated other input signals are automatically cut off except for input signals of the same priority level CH2 CH3 AUX CH1 Telephone Paging Using Music on H...

Page 16: ...tput to power a 2nd zone For use for 2 or more zones the example below illustrates the installation that can be done when the unit is used in conjunction with a 2nd unit The MOH connector of the first...

Page 17: ...Block Diagram 15 M120...

Page 18: ...rated power Less than 0 5 Power Band Width at 1kHz from speaker out tap 80Hz 18kHz with less than 0 5 THD DC Output Offset Less than 3mV Operating Temperature Humidity at non condensing 0 40 C at 95 h...

Page 19: ......

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