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Access Virus Rack - User Manual

Access Virus Rack
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Table of Contents

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Summary

Important Safety Remarks

Set-up

Basic guidelines for operating and storing the device in enclosed rooms.

Connections

Instructions for safely connecting the device to power and audio systems.

Operation

Guidelines for safe usage, including volume levels and liquid precautions.

Memory battery change

Information on replacing the battery-buffered RAM for sound programs.

Care

Instructions on how to clean and maintain the device properly.

Fitness for Purpose

Details the device's intended use and warranty limitations.

Prologue

Introduction

The Virus Overview

An overview of the Virus synthesizer's core features and functionality.

Cable Connections

Detailed steps for connecting the Virus to audio and MIDI systems.

Power Up the Virus

Instructions on how to safely turn the Virus device on and off.

Listening to the Factory Sounds

Guide to playing and evaluating the pre-loaded factory sound programs.

Listening to the Multi Programs

How to access and audition the Virus's multi-sound combinations.

Your First Sound Program

A step-by-step guide to creating and editing a basic sound.

The Amplifier Envelope

The First Filter

Filter Modulation

The Second Filter

FILTER ROUTING

THE FIRST OSCILLATOR

THE SECOND OSCILLATOR

THE MIXER SECTION

THE LFOS

LFO 1

Details the parameters for LFO 1, covering RATE, SHAPE, CONTOUR, and KEY FOLLOW.

The modulation targets

Lists the various parameters within the Virus that can be modulated by LFOs.

LFO 3

Explains the parameters and functions of the third Low Frequency Oscillator (LFO 3).

LFO Env Mode

Explains how to use LFOs in envelope mode for single-cycle modulation.

LFO Mode

Allows selection between polyphonic and monophonic modes for LFO operation.

LFO Trig Phase

Enables LFOs to restart their wave cycle at the beginning of each note.

External LFO Trigger

Describes how to trigger LFO cycles externally using MIDI controllers.

Filter Gain

Explains how LFOs can modulate the filter section's input level, affecting distortion.

LFO 2

Explains the parameters and functions of the second Low Frequency Oscillator (LFO 2).

VOLUME AND PANORAMA

Volume and Panorama Position

Details how to adjust the sound program's volume and panorama settings manually.

VELOCITY

UNISON MODE

THE CHORUS;FLANGER EFFECT

MORE TO COME

OPERATING MODES

THE MULTI-SINGLE MODE

THE EDIT BUFFERS

PARAMETER SELECTION AND DATA ENTRY

DISPLAY OF VALUES

All About The Memory

COMPARE

Enables comparison of edited sounds with their original stored versions before saving.

STORE

Details the process of saving current SINGLE programs, MULTI programs, or PART data.

CREATING MODULATIONS VIA ASSIGN

THE DEFINABLE KNOBS

MASTER CLOCK AND MIDI-CLOCK

The Effects Section

THE EFFECT SECTION

AUDIO INPUTS

DYNAMIC

Mode for using external signals with envelopes and pitch control, enabling gater effects.

STATIC

Mode using external signals without note triggering, disabling synth functions for effects processing.

TOEFFECTS

Routes external audio signal directly to the effects section, bypassing synth voices.

OSC Volume; Input

Controls the input signal level via OSC VOL, affecting the filter and saturation stages.

Input global Settings

Adjusts input gain and boost level for external audio inputs, with options for microphone or phono.

Input Level Indicator

Explains how RATE LEDs of LFOs indicate external audio input levels and signal overload.

Audio Routing

THE AUDIO OUTPUTS

Categories

SOUND CATEGORIES

Random Patch Generator

RANDOM PATCHES

Additional Functions

Panic Function

Resets stuck notes and controllers by simultaneously pressing POWER and STORE buttons.

Audition function

Allows triggering notes (C3) directly from the panel without a keyboard.

Reset Function

Resets the system to default settings to resolve instability issues.

The Parameters

OSC SECTION (ENCODER)

EXPERT MODE

Hides or shows rarely used parameters to simplify the interface and enhance usability.

Oscillator 1

Explains parameters for Oscillator 1, such as SHAPE, WAVE SEL/PW, and SEMITONE.

Oscillator 2

Explains parameters for Oscillator 2, including SHAPE, WAVE SEL/PW, SEMITONE, and DETUNE.

OSC SEKTION (MENU)

Oscillator 1

Menu parameters for Oscillator 1, including WAVE selection and KEY FOLLOW pitch control.

[XP] KEY FOLLOW

Controls the intensity of keyboard pitch control for the oscillator, with detailed settings.

Oscillator 2

Oscillators

Sub Oscillator

Controls the volume level and waveshape (SQUARE/TRIANGLE) of the sub-oscillator.

Ringmodulator

Parameters for the ring modulator, controlling its volume and interaction with oscillators.

Noise

Controls the sound character of the noise generator, affecting frequencies and bass emphasis.

FILTER SECTION (ENCODER)

CUTOFF

Sets the cutoff frequency for Filter-1 and 2, with exceptions for CUTOFF 2.

CUTOFF 2 (OFFSET)

Controls the relative cutoff frequency of Filter-2, subordinate to CUTOFF.

RESONANCE

Adjusts the resonance or Q factor of the filters, affecting frequency response.

ENV AMOUNT

Controls the modulation intensity of the filter envelope on cutoff frequency.

FILTER SECTION;MENU

Filter 1

Parameters for Filter 1, including KEY FOLLOW for pitch tracking and filter modes (LP, HP, BP, BS).

Filter 2

Parameters for Filter 2, including KEY FOLLOW, MODE, and CUTOFF LINK settings.

Filters

Parameters related to filter slope variations, balance between filters, and routing options.

ENVELOPE SECTION (ENCODER)

Filter Envelope

Parameters for shaping the filter envelope: ATTACK, DECAY, SUSTAIN, TIME, and RELEASE.

Amplifier Envelope

LFO SECTION (ENCODER)

LFO 1

Controls for LFO 1, including RATE, SHAPE, CONTOUR, and KEY FOLLOW parameters.

LFO SECTION (MENU)

CLOCK

Controls LFO synchronization to the master clock or specific note values.

MODE [XP]

Sets the LFO mode to polyphonic or monophonic, affecting voice modulation.

[XP] ENV MODE

Activates envelope-like behavior for LFOs, cycling once per note.

[XP] TRIGGER PHASE

Sets the starting phase of the LFO wave cycle when triggered by a note.

AMOUNT

LFO 2

LFO 3

EFX SECTION

EFX SECTION;ENCODER

Chorus

Parameters for the Chorus effect: RATE, DEPTH, DELAY, and FEEDBACK.

Reverb

Delay

Input

Vocoder

VOCODER

The Modulator Bank

Splits the modulator signal into bandpass filters to create slices of the frequency spectrum.

The Envelope Follower

Measures modulator bank output levels to create control signals for the carrier bank.

The Carrier Bank

Treats the carrier signal similarly to the modulator, controlled by envelope followers for filter levels.

THE PARAMETERS OF THE VIRUS VOCODER

OSC VOL

Adjusts the vocoder's output level, independent of the assigned signal source.

INPUT SELECT

Assigns the input source for the modulator bank when the vocoder is activated.

MODULATOR FREQUENCY OFFSET

Shifts modulator bank frequencies relative to carrier bank for pitch shifting and 'mickey mouse' effects.

Q-FACTOR

Controls the quality (resonance) of the filter bands, affecting the carrier signal's reproduction.

ORGANIZATIONAL INFORMATION

PARAMETER CONTROL VIA MIDI

HANDLING MIDI PARAMETER CONTROL

NOTES ON ADAPTIVE PARAMETER SMOOTHING

DUMP - THE SOUND IN THE SONG

Tips, Tricks& Words Of Wisdom

Multi Single Mode

Explains MULTI SINGLE mode as an alternative view of MULTI mode for easier sequencer work.

Value Buttons

Explains how to reset parameters to their original values using the VALUE buttons.

ALL ABOUTS INPUTS

Audio Inputs and Audio Routing

Explains how to route external signals to the Virus's sound components and vocoder.

OSC Vol; Input

Controls the input signal level via OSC VOL, affecting the filter and saturation stages.

ABOUT EFFECTS

Delay;Reverb Effect Send

Adjusts the global DELAY/REVERB effect signal level, independent of the dry signal.

The Virus as an Effect Device

Describes using the Virus as an external effect device by connecting its inputs to auxiliary sends.

OSCILLATORS

Pulse Width Modulation

Explains pulse width modulation using LFOs and DETUNE for beat oscillations.

Oscillator Sync;FM

Explains Oscillator Sync and Frequency Modulation (FM) using Oscillator 1 as the primary frequency source.

FILTERS

24-dB Filter Variations

Describes using cascaded 12-dB filters for 24-dB or 36-dB slopes, affecting Q factor.

Filter Balance

Morphs smoothly between filter slopes (12, 24, 36 dB/oct) using the FILT BALANCE parameter.

Filter Routing: Split

SATURATION FOR ADDED GRIT AND DIRT

Saturation and OSC Vol

Explains using SATURATION between filters and OSC VOL for gain control of the distortion module.

Saturation Curve: Shaper

Describes the Shaper's unique sine-wave saturation response and its dependence on input signal.

LFOS

LFO Env Mode

Explains how to use LFOs in envelope mode for single-cycle modulation.

LFO Mode

LFO Trig Phase

External LFO Trigger

Filter Gain

VOLUME CONTROL

Patch Volume

Sets the master volume for the SINGLE program, stored with the sound program.

Part Volume

Sets the volume level for MULTI-PARTs, stored with the MULTI program.

Channel Volume

Allows temporary volume changes via sequencer or pedal; not stored with program.

ASSIGN AND THE DEFINABLE KNOBS

ARPEGGIATOR

MIDI

MIDI Dump RX

Auditions and loads sound banks from a sequencer, with options to FORCE TO EDIT BUFFER or BANK.

Expression Controller

Bank;Program Change via SysEx

Priority

Appendix

SYSTEM EXCLUSIVE DATA

Explains SysEx parameter organization into pages, addressing, and message structure for MIDI automation.

Control Change message (only Page A)

Defines Control Change messages for Page A parameters, including status byte, channel, number, and value.

Polyphonic Pressure message (only Page B)

Defines Polyphonic Pressure messages for Page B parameters, including status byte, channel, number, and value.

System-Exclusive-Message

Details the structure of System Exclusive messages, including start, manufacturer/product IDs, device ID, and end.

SysEx Parameterchange

Explains how SysEx Parameterchange affects edit buffers and global parameters, with examples.

Single Dump

SysEx message format for dumping single sounds, edit buffers, or entire banks.

Multi Dump

SysEx message format for dumping multi programs, multi edit buffers, or multi banks.

Single Request

SysEx message format for requesting single sounds, edit buffers, or entire banks.

Multi Request

SysEx message format for requesting multi programs, multi edit buffers, or multi banks.

Single Bank Request

SysEx message format for requesting a specific single bank (A, B, C, or D).

Multi Bank Request

SysEx message format for requesting multi banks.

Arrangement Request

SysEx message format for requesting arrangement data, including PART enablement.

Global Request

SysEx message format for requesting global parameters not stored with single or multi programs.

Total Request

SysEx message format for requesting all data, including single programs, multis, and global parameters.

Controller Dump Request

SysEx message format for requesting controller dump data, specifying part number.

MIDI IMPLEMENTATION CHART

FCC INFORMATION (U.S.A)

FCC INFORMATION (CANADA)

OTHER STANDARDS (REST OF WORLD)

DECLARATION OF CONFORMITY

GARANTIE BESTIMMUNG

WARRANTY

Summary

Important Safety Remarks

Set-up

Basic guidelines for operating and storing the device in enclosed rooms.

Connections

Instructions for safely connecting the device to power and audio systems.

Operation

Guidelines for safe usage, including volume levels and liquid precautions.

Memory battery change

Information on replacing the battery-buffered RAM for sound programs.

Care

Instructions on how to clean and maintain the device properly.

Fitness for Purpose

Details the device's intended use and warranty limitations.

Prologue

Introduction

The Virus Overview

An overview of the Virus synthesizer's core features and functionality.

Cable Connections

Detailed steps for connecting the Virus to audio and MIDI systems.

Power Up the Virus

Instructions on how to safely turn the Virus device on and off.

Listening to the Factory Sounds

Guide to playing and evaluating the pre-loaded factory sound programs.

Listening to the Multi Programs

How to access and audition the Virus's multi-sound combinations.

Your First Sound Program

A step-by-step guide to creating and editing a basic sound.

The Amplifier Envelope

The First Filter

Filter Modulation

The Second Filter

FILTER ROUTING

THE FIRST OSCILLATOR

THE SECOND OSCILLATOR

THE MIXER SECTION

THE LFOS

LFO 1

Details the parameters for LFO 1, covering RATE, SHAPE, CONTOUR, and KEY FOLLOW.

The modulation targets

Lists the various parameters within the Virus that can be modulated by LFOs.

LFO 3

Explains the parameters and functions of the third Low Frequency Oscillator (LFO 3).

LFO Env Mode

Explains how to use LFOs in envelope mode for single-cycle modulation.

LFO Mode

Allows selection between polyphonic and monophonic modes for LFO operation.

LFO Trig Phase

Enables LFOs to restart their wave cycle at the beginning of each note.

External LFO Trigger

Describes how to trigger LFO cycles externally using MIDI controllers.

Filter Gain

Explains how LFOs can modulate the filter section's input level, affecting distortion.

LFO 2

Explains the parameters and functions of the second Low Frequency Oscillator (LFO 2).

VOLUME AND PANORAMA

Volume and Panorama Position

Details how to adjust the sound program's volume and panorama settings manually.

VELOCITY

UNISON MODE

THE CHORUS;FLANGER EFFECT

MORE TO COME

OPERATING MODES

THE MULTI-SINGLE MODE

THE EDIT BUFFERS

PARAMETER SELECTION AND DATA ENTRY

DISPLAY OF VALUES

All About The Memory

COMPARE

Enables comparison of edited sounds with their original stored versions before saving.

STORE

Details the process of saving current SINGLE programs, MULTI programs, or PART data.

CREATING MODULATIONS VIA ASSIGN

THE DEFINABLE KNOBS

MASTER CLOCK AND MIDI-CLOCK

The Effects Section

THE EFFECT SECTION

AUDIO INPUTS

DYNAMIC

Mode for using external signals with envelopes and pitch control, enabling gater effects.

STATIC

Mode using external signals without note triggering, disabling synth functions for effects processing.

TOEFFECTS

Routes external audio signal directly to the effects section, bypassing synth voices.

OSC Volume; Input

Controls the input signal level via OSC VOL, affecting the filter and saturation stages.

Input global Settings

Adjusts input gain and boost level for external audio inputs, with options for microphone or phono.

Input Level Indicator

Explains how RATE LEDs of LFOs indicate external audio input levels and signal overload.

Audio Routing

THE AUDIO OUTPUTS

Categories

SOUND CATEGORIES

Random Patch Generator

RANDOM PATCHES

Additional Functions

Panic Function

Resets stuck notes and controllers by simultaneously pressing POWER and STORE buttons.

Audition function

Allows triggering notes (C3) directly from the panel without a keyboard.

Reset Function

Resets the system to default settings to resolve instability issues.

The Parameters

OSC SECTION (ENCODER)

EXPERT MODE

Hides or shows rarely used parameters to simplify the interface and enhance usability.

Oscillator 1

Explains parameters for Oscillator 1, such as SHAPE, WAVE SEL/PW, and SEMITONE.

Oscillator 2

Explains parameters for Oscillator 2, including SHAPE, WAVE SEL/PW, SEMITONE, and DETUNE.

OSC SEKTION (MENU)

Oscillator 1

Menu parameters for Oscillator 1, including WAVE selection and KEY FOLLOW pitch control.

[XP] KEY FOLLOW

Controls the intensity of keyboard pitch control for the oscillator, with detailed settings.

Oscillator 2

Oscillators

Sub Oscillator

Controls the volume level and waveshape (SQUARE/TRIANGLE) of the sub-oscillator.

Ringmodulator

Parameters for the ring modulator, controlling its volume and interaction with oscillators.

Noise

Controls the sound character of the noise generator, affecting frequencies and bass emphasis.

FILTER SECTION (ENCODER)

CUTOFF

Sets the cutoff frequency for Filter-1 and 2, with exceptions for CUTOFF 2.

CUTOFF 2 (OFFSET)

Controls the relative cutoff frequency of Filter-2, subordinate to CUTOFF.

RESONANCE

Adjusts the resonance or Q factor of the filters, affecting frequency response.

ENV AMOUNT

Controls the modulation intensity of the filter envelope on cutoff frequency.

FILTER SECTION;MENU

Filter 1

Parameters for Filter 1, including KEY FOLLOW for pitch tracking and filter modes (LP, HP, BP, BS).

Filter 2

Parameters for Filter 2, including KEY FOLLOW, MODE, and CUTOFF LINK settings.

Filters

Parameters related to filter slope variations, balance between filters, and routing options.

ENVELOPE SECTION (ENCODER)

Filter Envelope

Parameters for shaping the filter envelope: ATTACK, DECAY, SUSTAIN, TIME, and RELEASE.

Amplifier Envelope

LFO SECTION (ENCODER)

LFO 1

Controls for LFO 1, including RATE, SHAPE, CONTOUR, and KEY FOLLOW parameters.

LFO SECTION (MENU)

CLOCK

Controls LFO synchronization to the master clock or specific note values.

MODE [XP]

Sets the LFO mode to polyphonic or monophonic, affecting voice modulation.

[XP] ENV MODE

Activates envelope-like behavior for LFOs, cycling once per note.

[XP] TRIGGER PHASE

Sets the starting phase of the LFO wave cycle when triggered by a note.

AMOUNT

LFO 2

LFO 3

EFX SECTION

EFX SECTION;ENCODER

Chorus

Parameters for the Chorus effect: RATE, DEPTH, DELAY, and FEEDBACK.

Reverb

Delay

Input

Vocoder

VOCODER

The Modulator Bank

Splits the modulator signal into bandpass filters to create slices of the frequency spectrum.

The Envelope Follower

Measures modulator bank output levels to create control signals for the carrier bank.

The Carrier Bank

Treats the carrier signal similarly to the modulator, controlled by envelope followers for filter levels.

THE PARAMETERS OF THE VIRUS VOCODER

OSC VOL

Adjusts the vocoder's output level, independent of the assigned signal source.

INPUT SELECT

Assigns the input source for the modulator bank when the vocoder is activated.

MODULATOR FREQUENCY OFFSET

Shifts modulator bank frequencies relative to carrier bank for pitch shifting and 'mickey mouse' effects.

Q-FACTOR

Controls the quality (resonance) of the filter bands, affecting the carrier signal's reproduction.

ORGANIZATIONAL INFORMATION

PARAMETER CONTROL VIA MIDI

HANDLING MIDI PARAMETER CONTROL

NOTES ON ADAPTIVE PARAMETER SMOOTHING

DUMP - THE SOUND IN THE SONG

Tips, Tricks& Words Of Wisdom

Multi Single Mode

Explains MULTI SINGLE mode as an alternative view of MULTI mode for easier sequencer work.

Value Buttons

Explains how to reset parameters to their original values using the VALUE buttons.

ALL ABOUTS INPUTS

Audio Inputs and Audio Routing

Explains how to route external signals to the Virus's sound components and vocoder.

OSC Vol; Input

Controls the input signal level via OSC VOL, affecting the filter and saturation stages.

ABOUT EFFECTS

Delay;Reverb Effect Send

Adjusts the global DELAY/REVERB effect signal level, independent of the dry signal.

The Virus as an Effect Device

Describes using the Virus as an external effect device by connecting its inputs to auxiliary sends.

OSCILLATORS

Pulse Width Modulation

Explains pulse width modulation using LFOs and DETUNE for beat oscillations.

Oscillator Sync;FM

Explains Oscillator Sync and Frequency Modulation (FM) using Oscillator 1 as the primary frequency source.

FILTERS

24-dB Filter Variations

Describes using cascaded 12-dB filters for 24-dB or 36-dB slopes, affecting Q factor.

Filter Balance

Morphs smoothly between filter slopes (12, 24, 36 dB/oct) using the FILT BALANCE parameter.

Filter Routing: Split

SATURATION FOR ADDED GRIT AND DIRT

Saturation and OSC Vol

Explains using SATURATION between filters and OSC VOL for gain control of the distortion module.

Saturation Curve: Shaper

Describes the Shaper's unique sine-wave saturation response and its dependence on input signal.

LFOS

LFO Env Mode

Explains how to use LFOs in envelope mode for single-cycle modulation.

LFO Mode

LFO Trig Phase

External LFO Trigger

Filter Gain

VOLUME CONTROL

Patch Volume

Sets the master volume for the SINGLE program, stored with the sound program.

Part Volume

Sets the volume level for MULTI-PARTs, stored with the MULTI program.

Channel Volume

Allows temporary volume changes via sequencer or pedal; not stored with program.

ASSIGN AND THE DEFINABLE KNOBS

ARPEGGIATOR

MIDI

MIDI Dump RX

Auditions and loads sound banks from a sequencer, with options to FORCE TO EDIT BUFFER or BANK.

Expression Controller

Bank;Program Change via SysEx

Priority

Appendix

SYSTEM EXCLUSIVE DATA

Explains SysEx parameter organization into pages, addressing, and message structure for MIDI automation.

Control Change message (only Page A)

Defines Control Change messages for Page A parameters, including status byte, channel, number, and value.

Polyphonic Pressure message (only Page B)

Defines Polyphonic Pressure messages for Page B parameters, including status byte, channel, number, and value.

System-Exclusive-Message

Details the structure of System Exclusive messages, including start, manufacturer/product IDs, device ID, and end.

SysEx Parameterchange

Explains how SysEx Parameterchange affects edit buffers and global parameters, with examples.

Single Dump

SysEx message format for dumping single sounds, edit buffers, or entire banks.

Multi Dump

SysEx message format for dumping multi programs, multi edit buffers, or multi banks.

Single Request

SysEx message format for requesting single sounds, edit buffers, or entire banks.

Multi Request

SysEx message format for requesting multi programs, multi edit buffers, or multi banks.

Single Bank Request

SysEx message format for requesting a specific single bank (A, B, C, or D).

Multi Bank Request

SysEx message format for requesting multi banks.

Arrangement Request

SysEx message format for requesting arrangement data, including PART enablement.

Global Request

SysEx message format for requesting global parameters not stored with single or multi programs.

Total Request

SysEx message format for requesting all data, including single programs, multis, and global parameters.

Controller Dump Request

SysEx message format for requesting controller dump data, specifying part number.

MIDI IMPLEMENTATION CHART

FCC INFORMATION (U.S.A)

FCC INFORMATION (CANADA)

OTHER STANDARDS (REST OF WORLD)

DECLARATION OF CONFORMITY

GARANTIE BESTIMMUNG

WARRANTY

Access Virus Rack Specifications

General IconGeneral
BrandAccess
ModelVirus Rack
CategorySynthesizer
LanguageEnglish

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