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Thank you for purchasing the ROLLS MX902 Professional Mixer. This unit is designed and manufactured to provide

years of useful service. Please read the following manual carefully.

The MX902 is a compact mixer for small mixing applications. It has an external power supply adding to it's already

quiet and transparent operation. An important feature of the MX902 is it's ability to operate on +12  to +16  Volts DC.

This means that the unit is perfect for mobile sound reinforcement where a car or camera battery may be the only

source of power. The MX902 is  in a durable steel chassis, and may be optionally rackmounted.

FEATURES
• Runs on +12 Volts DC - perfect for mobile operation
• 3 XLR Mic Inputs each with trim control
• 9 Total 1/4" unbalanced inputs, RCA Tape Inputs
• +24 Volt Phantom Power
• 2-band EQ
• 2 Auxiliary Sends; 1 pre-fade, 1 post-fade
• 2 Stereo Auxiliary Returns
• Balanced 1/4" Outputs
• Tape Outputs are pre-Master fader
• Tape Inputs share the Aux 1 bus
• Headphone Output w/level control

INSPECTION
1. Unpack and inspect the MX902 box and package.
If obvious physical damage is noticed, contact the carrier immediately to make a damage claim. We suggest saving the
shipping carton and packing materials for safely transporting the unit in the future.

2. Please complete the Warranty Registration Card and return it to the factory.

TABLE OF CONTENTS
Introduction

................................................................................................................................ 1

Features

................................................................................................................................

Inspection

................................................................................................................................

Front Panel Description ................................................................................................................... 2
Channel Descriptions

...................................................................................................................

The EQ Section ...................................................................................................................
The Auxiliary Section  .........................................................................................................
Pan/Bal Controls .................................................................................................................
Level Control

...................................................................................................................

Master Section

...................................................................................................................

Auxiliary Return Controls ....................................................................................................
Headphone

...................................................................................................................

Master Level

...................................................................................................................

Jack Panel Description ................................................................................................................... 3

Channel Inputs ...................................................................................................................
Trim Controls

...................................................................................................................

Main Right and Left Outputs ...............................................................................................
Auxiliary Outputs and Inputs ...............................................................................................
Phantom Powering ..............................................................................................................

Operation

................................................................................................................... 4

Signal Processor Connection ........................................................................................................... 5

Live Example

...................................................................................................................

Schematic

................................................................................................................... 6

Specifications and Warranty ............................................................................................................. Rear Cover

1

Summary of Contents for MX902

Page 1: ...2 60 LOW 12 5 k HIGH L R PAN 15 15 LEVEL OO 15 15 15 AUX 1 0 10 AUX 2 60 LOW 12 5 k HIGH L R PAN 15 15 LEVEL OO 15 15 15 AUX 1 0 10 AUX 2 60 LOW 12 5 k HIGH L R BAL 15 15 LEVEL OO 15 15 15 AUX 1 0 10...

Page 2: ...xiliary Sends 1 pre fade 1 post fade 2 Stereo Auxiliary Returns Balanced 1 4 Outputs Tape Outputs are pre Master fader Tape Inputs share the Aux 1 bus Headphone Output w level control INSPECTION 1 Unp...

Page 3: ...ASTER DESCRIPTIONS AUX 2 RETURN Controls the amount of input signal from the RCA Aux 2 Return jacks AUX 1 RETURN Controls the amount of input signal from the Aux 1 Right and Left Return jacks HEADPHON...

Page 4: ...ugh 8 9 LEFT 1 4 unbalanced input for instrument or line level signals RIGHT 1 4 unbalanced input for instrument or line level signals Master AUX 1 and 2 SEND 1 4 unbalanced jacks for sending out the...

Page 5: ...ay be an echo unit a reverb or multi effects unit Aux 1 is used because the signal is taken after the channel fader which is a typical setup for a signal processor The right and left outputs of the pr...

Page 6: ...possible connection scheme for a live application Connect instru ments and microphones to the appropriate input jacks If condenser microphones requiring phan tom power are being used press the Phanto...

Page 7: ...R 6 4 6 1 M R 6 4 1 2 2 K 4 6 5 P 6 0 5 B C 6 1 8 0 4 7 R 6 4 7 4 7 K R 6 4 9 4 7 K R 6 5 0 1 0 K P 6 0 4 P 1 0 0 K R 6 4 8 4 7 K R 6 5 1 1 0 K P 6 0 3 P 1 0 0 K R 6 2 6 4 7 K R 6 2 7 4 7 K P 6 0 2 P...

Page 8: ...ed Service Center or any use violative of instructions furnished by us This one year warranty is in lieu of all expressed warranties obligations or liabilities ANY IM PLIED WARRANTIES OBLIGATIONS OR L...

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