AUSTRALIAN MONITOR AMIS120XL Series Operating Manual Download Page 7

channels. This feature is also handy for emergency systems where signal from a pre-recorded message
could be mixed with a live microphone. To set inputs 1 and 2 to the same priority level, move jumper JP4
towards the front of the chassis and remove and discard jumper J6. Please note that both jumpers (J4
moved and J6 removed) need to be adjusted for this feature to work.

Important Safety Information

1. 

Save the carton and packing material even if the equipment has arrived in good condition. 

Should

you ever need to ship the unit, use only the original factory packing.

2.

 Read all documentation before operating your equipment. 

Retain all documentation for future

reference.

3. 

Follow all instructions 

printed on unit chassis for proper operation.

4. 

Do not spill water or other liquids into or on the unit, 

or operate the unit while standing in liquid.

5. 

Make sure power outlets conform to the power requirements 

listed on the back of the unit.

6. 

Do not use the unit if the electrical power cord is frayed or broken. 

The power supply cords should

be routed so that they are not likely to be walked on or pinched by items placed upon or against them,
paying particular attention to cords and plugs, convenience receptacles, and the point where they exit from
the appliance.

7. 

Always operate the unit with the AC ground wire connected 

to the electrical system ground.

Precautions should be taken so that the means of grounding of a piece of equipment is not defeated.

8. 

Mains voltage must be correct and the same as that printed on the rear of the unit. 

Damage caused

by connection to improper AC voltage is not covered by any warranty.

9. 

Have gain controls on amplifiers turned down during power-up 

to prevent speaker damage if there

are high signal levels at the inputs.

10. 

Power down & disconnect units from mains voltage before making connections.

11. 

Never hold a power switch in the “ON” position if it won’t stay there itself!

12. 

Do not use the unit near stoves, heat registers, radiators, or other heat producing devices.

13. 

Do not block fan intake or exhaust ports. 

Do not operate equipment on a surface or in an

environment which may impede the normal flow of air around the unit, such as a bed, rug, weathersheet,
carpet, or completely enclosed rack. If the unit is used in an extremely dusty or smoky environment, the
unit should be periodically “blown free” of foreign matter.

14. 

Do not remove the cover. 

Removing the cover will expose you to potentially dangerous voltages.

There are no user serviceable parts inside.

Summary of Contents for AMIS120XL Series

Page 1: ...nd can be used for either low impedance 4 or 8 ohm or 25v 70v line speaker systems A host of unique features including multiple levels of muting a VOX relay output Transformer Balanced 600 Ohm Telephone input 24 VDC operation and VCA master level control make the AMIS120XL a very flexible amplifier The unit can be mounted in a standard 19 equipment rack rack ears supplied or it can be located on a...

Page 2: ... of mids in the system The control allows for 10dB of cut or boost at 600Hz Depending on the speakers and application a small cut decrease in the mids normally makes the system sound warmer If no mid cut or boost is required the control should be left in the center 0 position Treble Control The Treble control is part of a 3 band equalization system within the AMIS120XL The Treble control allows th...

Page 3: ...he one rack it is recommended that at least 1 rack unit of ventilation space is left between every two amplifiers For table or shelf mounting the rack ears can be removed using a screwdriver Once the rack ears are removed please reinstall the screws Rear Panel Features AC Power Inlet The 3 pin IEC power inlet is located at the bottom left of the rear panel and accepts a standard mains power lead f...

Page 4: ...Open and NC Normally Closed The NO or NC selection provides the installer with the option of the relay either opening or closing a contact This feature is normally used in conjunction with relay override attenuators volume controls In this application the relay output could trigger an accessory power supply which in turn bypasses the remote attenuators The result is that priority inputs will alway...

Page 5: ...c or professional tape recorders The output level of the tape output is governed by the 8 input controls of the AMIS120XL The front panel master control does not affect the tape output In a practical situation this allows for on the fly changes to the power amplifier level to turn the PA system up or down without affecting the signal being recorded Line Output A 3 pin male XLR socket is provided t...

Page 6: ...e input See XLR Microphone Inputs Phantom Power should only be used on balanced electret microphones Using phantom power with unbalanced microphones may damage the microphone Muting The AMIS120XL includes an advanced priority muting system which is installer adjustable When shipped the AMIS120XL has three priority inputs From the factory Input 1 has overall priority and mutes inputs 2 8 when signa...

Page 7: ...g particular attention to cords and plugs convenience receptacles and the point where they exit from the appliance 7 Always operate the unit with the AC ground wire connected to the electrical system ground Precautions should be taken so that the means of grounding of a piece of equipment is not defeated 8 Mains voltage must be correct and the same as that printed on the rear of the unit Damage ca...

Page 8: ...be unplugged from the outlet when left unused for a long period of time 20 Service Information Equipment should be serviced by qualified service personnel when A The power supply cord or the plug has been damaged B Objects have fallen or liquid has been spilled into the equipment C The equipment has been exposed to rain D The equipment does not appear to operate normally or exhibits a marked chang...

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