To Next Page
N
NewOct 5, 2026
how to setup the main mixer fader to control the master volume
how to setup the main mixer fader to control the master volume
Please read this manual carefully before using your mixer for the first time.
Instructions for mains earth connection and wire colour coding.
General warnings about product usage, installation, and environmental conditions.
FCC and Canadian interference compliance and packaging advice.
Overview of the Soundcraft Si impact console, its features and design.
Details of Soundcraft's warranty policy, coverage, and exclusions.
Technical specifications for frequency response, THD, noise, inputs, outputs, etc.
Guidance on how to begin using the Si Impact console and its manual.
Overview of console features like assignability, inputs/outputs, DSP, and touch screen.
Identification of key physical controls and connectors on the console.
Details about MADI-USB card slot and HiQnet data port functionality.
Explanation of the FaderGlow feature and its colour-coded status indications.
Introduction to assignable controls that change console surface functions.
Description of control channels, faders, and their role in fader layers.
Explanation of the Assignable Channel Strip (ACS) for parameter control.
Explanation of the four main Fader Layers (A, B, C, D) and their default assignments.
Description of a Control Channel's components and how it relates to DSP channels.
How to assign DSP channels to Control Channel slots via the FADER SETUP menu.
Displays Fader Bank, Slot Number, and options to assign Mono Inputs.
Assigning Stereo Inputs, Mixes, Matrix, and VCA channels to Control Channels.
Resets the currently selected Fader Layer to its default Control Channel Assignments.
Inserts a blank Control Channel and shifts others, potentially losing the rightmost.
Shifts channel allocation left or right to an unassigned slot.
Details on the Assignable Channel Strip (ACS) controls for parameter access.
Explanation of the tOTEM buttons for rapid bus contribution assignment to faders.
Overview of the console's touch screen interface and its interaction methods.
Explanation of MENU, Encoder, and APPLY button functions.
Manages show files, global isolate settings, and console configuration resets.
Copies and pastes settings between channels.
Manages console administrator settings and user lockout.
Provides system information, network settings, and reset functions.
Adjusts brightness settings and D.O.G.S. system.
Assigns DSP channels to Control Channel slots and creates Fader Layers.
Setup and patching for insert sends and returns.
Configures solo system settings like Highlight, Blend, and Solo Trim.
Settings and operations for the built-in Oscillator.
Settings for the monitoring systems, including delay and mono check.
Input channel and VCA Master specific settings.
Output channel specific settings, naming, patching, and bus routing.
Overview of the console's assignable patching system for inputs and outputs.
Process of patching inputs and outputs using the I/O selection screen.
Details on patching Stereo FX returns and input channels.
Using the Auto Complete function for efficient patching of multiple channels.
Source for Input Channel and Direct output from an Input Channel.
Patching for Mix, Matrix, Left/Right, or Mono Master outputs and Monitor.
Setting up insert sends and returns for channels.
Explains the D.O.G.S. system for maintaining gain structure.
Controlling BSS Soundweb London devices via HiQnet protocol.
Configuring IP settings for Soundweb London devices.
Adding Soundweb London external preamp control to a channel.
Enables/disables console control of Soundweb London device's mic gain and 48V.
Setting Soundweb London node address and selecting input card/channel.
Details of the default patching configurations for inputs, outputs, and VCA masters.
Overview of ViSi CONNECT option card slots and their capabilities.
Description of Single/Dual Port CAT5 MADI and Optical MADI cards.
Description of AES 3 XLR, AES D-Type, Multi Digital, Dante, and RockNet cards.
Description of BLU Link, Aviom A-Net, and CobraNet™ cards.
Description of the MADI-USB card and its connectivity options.
Description of Standard Mini and Compact Stageboxes and their I/O.
Overview of the MADI-USB Combo card for digital audio connection.
Description of the USB B type connector and required cable.
Explanation of DIP switch settings for the MADI-USB card configuration.
Configuration of sync master/slave, USB output, and MADI input routing via DIP switches.
Instructions for installing PC drivers and the Soundcraft USB Control Panel.
Overview of the console's channels and busses: input, mix, matrix, FX, and main mixes.
Description of input channels, their types (mono, stereo), and signal sources.
How input channels contribute to Mix Busses and FX Send busses (Pre/Post).
Note on LCR panning setup in the INPUTS & VCA menu and ACS.
Diagram of the signal path for a typical mixer input channel.
General, type, pan mode, and patching settings for input channels.
Naming an input channel and isolating it from automation playback.
Setting the type (Mono, Linked, Stereo) and pan mode (LR, LCR) for input channels.
Choosing analogue or digital inputs/outputs for the input channel.
Setting global and individual Pre/Post routing for Mix bus contributions.
Overview of Mix Bus Master channels and their uses.
Description of Mix Busses, their types, and input sources.
Note on LCR panning setup in the OUTPUTS menu.
Diagrams illustrating signal flow within Mix Bus Master channels.
Mix name, isolate, width, pan mode, and bus sends settings for Mix Buses.
Naming a Mix Bus and setting its pan mode (LR, LCR).
Setting Mix Bus sends pre/post, pan mode, and choosing analogue/digital outputs.
Overview of Matrix Busses and Matrix Master channels and their uses.
Note on Matrix Master limitations for contributions and fader follow.
Diagrams illustrating matrix output signal flow.
Matrix name, isolate, width, and output patch settings.
Naming a Matrix Bus and choosing analogue/digital outputs.
Overview of Main Mix output channels and their function in LCR panning.
Naming, isolate, and patching settings for the Main Output Bus.
Naming a Main Output Bus and choosing analogue/digital outputs.
Description of the F Send busses and their connection to Lexicon FX units.
Overview of common DSP processing elements and controls used in channels and masters.
Explanation of the Function Focus feature for precise control adjustment.
Description of the Assignable Channel Strip (ACS) sections and controls.
Overview of the ACS input section, including phantom power and mic/line level.
Explanation of signal metering and how to control 48V phantom power.
Inverting signal phase and adjusting mic gain or line trim.
Adjusting HPF frequency and switching the filter on or off.
Explanation of the Gate process, threshold, and sidechain filter.
Adjusting the attack and release times of the gate.
Adjusting the depth and threshold levels of the gate.
Adjusting sidechain filters and understanding gate status LEDs.
Switching the gate process on and off.
Explanation of the compressor process, its purpose, and usage.
Adjusting the attack and release times of the compressor.
Adjusting compressor gain, threshold, and ratio values.
Indicating gain reduction and switching the compression process on or off.
Overview of the Equaliser section for sculpting signal tone.
Adjusting HF shelving filter level, frequency, and Q.
Adjusting HI MID and LO MID filter level, frequency, and Q.
Adjusting LF filter level, frequency, Q, and switching bell/shelf mode.
Switching the EQ process for this channel On and Off.
Overview of the ACS output section, including Delay and Pan.
Adjusting the delay applied to a channel and the pan for the main LR bus.
Routing channels to the Main Left/Right Stereo Bus or Main Mono/Centre Bus.
Displays channel name and FaderGlow colour, or GEQ frequencies.
Indicates the selected channel's gate is closed.
Indicating gain reduction and audio level for selected channels.
Controls channel on/off status, Follow Mode, and channel selection.
Solos the assigned channel or adjusts signal level for channels/mixes/GEQ.
Overview of 28-Band Graphic Equalisers and assigning EQ bands to faders.
Assigning 14 bands of EQ to Control Channel Faders.
Assigning high/low EQ bands, enabling/resetting bands, and adjusting band levels.
Overview of Mix Features: Mute groups, VCA groups, Copy/Paste, Interrogate, Solo, Monitoring, CLR.
Setting up groups of channels that can be muted with a single button press.
Setting up groups of channels with faders controlled by a VCA Master.
Copying and pasting whole channels, sections, FX, and Mix/Matrix mixes.
Creating and operating Mute Groups, entering setup mode, and selecting masters.
Selecting Control Channels to belong to a Mute Group.
Clearing selection of channels within a Mute Group or all groups.
Mute status indication for channels.
Overview of VCA Groups for controlling multiple channels with one VCA Master.
Setting up VCA Groups by selecting a VCA Master and allocating channels.
Entering VCA roup SETUP mode and selecting VCA Group Masters.
Selecting Control Channels to belong to a VCA Group.
Clearing selection of channels within a VCA Group or all groups.
VCA Group status indication and offsetting member levels with the VCA Master Fader.
Overview of the Copy & Paste function for processing sections and mixes.
Copies the selected element to the console's clipboard.
Holds and selects a destination to paste the clipboard.
Copying and pasting DSP channel settings, sections, or entire channels/mixes.
Copying and pasting settings between the four Lexicon FX processors.
Method for checking and changing switch status across channels via button interrogation.
Step-by-step instructions for interrogating ACS switch statuses.
Interrogating Mute and VCA Groups using setup buttons.
Overview of the Solo system for monitoring individual channels and groups.
Explanation of the two main solo types: Pre-Fade Listen (PFL) and After-Fade Listen (AFL).
Warning about Solo In Place Mode interrupting Main Mix outputs during performance.
Pressing a SOLO button to solo the assigned channel, clear solos, or access settings.
Solo status indicators and accessing Solo settings via the Touch Screen.
Switching Solo In Place mode and adjusting the Highlight level.
Adjusting solo blend level, input priority, solo trim, and input solo mode.
Enabling/disabling Solo Auto Cancel and Select Follows Solo modes.
Overview of the monitoring system and adjusting the overall monitoring signal level.
Adjusting the MON LEVEL and understanding Monitor indicators.
Accessing the Monitor Settings menu via the MONITOR Touch Screen button.
Configuring L&R Monitor patch, mono sum, and monitor output delay.
Enabling/disabling the LR/Mon Level Swap function.
Using CLR button for resetting parameters, channels, and mutes to default.
List of CLR functions for resetting specific channel parameters like HPF, EQ, Gate, Compressor.
Resetting GEQ levels and tOTEM contributions/status.
Clearing mute assignments to Mute Masters and fader assignments to VCA Masters.
Performing console-wide resets of parameters, EQ, HPF, Compressors, routing, etc.
Resetting channel contributions to Mix, FX, and Matrix busses to zero.
Description of other ALT functions: ON (set send to unity) and NEXT (cue list).
Overview of the console file system for Shows, Cuelists, and Snapshots.
Access to edit shows, including input recall, filters, and EQ settings.
Description of Cuelist columns and colour coding for cue status and navigation.
Creating and managing Shows: saving, loading, and deleting files.
Initiating the process of loading and saving Shows from internal memory or USB.
Re-establishing system configuration and naming the current show.
Selecting and isolating parameters from recall.
Overview of the Cuelist and Snapshot automation system for console states.
Access to Cuelist editorial and Cue editing functionality.
Storing the current snapshot in the Cuelist and loading the currently highlighted Cue.
Loading the Next or Previous Cue in the Cuelist.
Updating the active Cue with the current Snapshot and editing Cue details.
Moving highlighted Cues up or down in the Cue List.
Deleting the currently highlighted Cue.
Indicates active HiQnet transmit in the Cue.
Editing the name of the current Snapshot / Cue.
Setting Venue Recall and transmitted Venue number for the Cue.
Overview of the four Lexicon FX processors and available algorithms.
How input channels contribute to FX sends and default return patching.
All FX parameters are stored with console Snapshots.
Copying and pasting settings between the four Lexicon FX processors.
Selecting FX parameters and accessing FX menus or Copy Paste mode.
Tap delay/tempo setting for relevant algorithms.
Explanation of reverberation and its characteristics.
Description of Hall, Plate, Chamber, Room, Ambience, Spring, and Reverse reverbs.
Detailed descriptions of Hall, Plate, Chamber, Room, Ambience, and Spring reverbs.
Adjusting pre delay and mid-range reverb time.
Adjusting the level and time of early reflections within the reverb.
Adjusting reverb size and setting frequency for high-pass filter.
Adjusting reverb shape, spread, and diffusion (echo density).
Boosting/cutting bass frequencies and adjusting high cut filter.
Overview of Delay effects and their basic function.
Description of Studio, 2-Tap, Modulated, Mono, Pan, Tape, and Reverse delays.
Controlling delay time relative to tempo and number of repeats.
Using High Pass, Low Pass filters and setting the ducker level.
Setting ducker attenuation amount and smear effect.
Controlling tap ratio and swapping tap offsets.
Controlling modulation depth and pan positions in stereo field.
Ratio of Effect to Dry signal.
Overview of Miscellaneous FX: Chorus, Flanger, Phaser, Tremolo, Vibrato, Rotary, Pitch Shift, Detune.
Descriptions of Chorus, Flanger, Phaser, Tremolo, Vibrato, Rotary, Pitch Shift, and Detune effects.
Setting speed, LFO depth, chorus voices, resonance, and diffusion.
Determining flange effect offset and amount of pitch shift.
Selecting waveform patterns and controlling phase change occurrence.
Selecting phase states and adjusting stereo imaging of Rotary effect.
Adjusting drive gain and minimum speed for rotary speaker effect.
Setting maximum rotary speed and HF horn speeds.
Controlling Doppler pitch effect and amount of pitch shift.
Setting delay time before pitch shift or detune effects are heard.
Adjusting feedback, pan position, and effect-to-dry signal ratio.
Overview of System Settings: Preferences, System, Security, Software Update, Reset.
Adjusts LED/LCD brightness, D.O.G.S. system, and other preferences.
Provides console info, network settings, and reset functions for channels, busses, patching.
Allows setting access privileges, user profiles, and console lockout.
Details on console brightness and D.O.G.S. system settings.
Adjusting brightness for LEDs, Fader Glow, Screen, and Channel LCDs.
Adjusting LCD contrast and configuring Auto Bus Master Select.
Enabling/Disabling the Direct Out Gain Stabiliser system.
Provides console info, network settings (IP, subnet, HiQnet).
Resets channels, buses, and patching to factory default.
Resets all parameters, accesses event log for troubleshooting.
Naming the console, viewing model and software version.
Setting the System Date and Time.
Choosing Internal, External, or Option card word clock reference.
Setting IP resolution, address, and subnet mask.
Enabling/disabling HiQnet and configuring its address.
Overview of the Security menu for managing user access and profiles.
Adding, editing, and deleting user accounts.
Accessing the Profiles Menu to add/edit user profiles.
Locking the console and selecting a user to log in.
User Name, Profile, and Password settings for adding/editing users.
Canceling or saving user creation/edit operations.
Defining access categories for console functions within a profile.
Deleting existing profiles and creating new access profiles.
Canceling or saving profile creation/edit operations.
Selecting a profile to view or edit.
Procedure for updating the Si Impact console software via USB.
Warning about resetting console to factory default and using System menu resets.
Overview of the internal Oscillator for signal generation.
Routing the oscillator signal to Mix and Matrix busses.
Setting the Oscillator signal level.
Setting the frequency and signal type (Sine/Pink Noise) for the Oscillator.
Setting a physical output for the Oscillator signal.
General troubleshooting guide for no sound issues.
Checking if solos or mutes are active and causing signal loss.
Verifying Control Channel, Input Channel, and Input Patch settings.
Checking metering for input signal presence and verifying phase alignment.
Checking if the Gate or insert points are affecting signal.
Checking channel on/mute status and fader levels.
Checking signal routing to outputs and panning to avoid signal loss.
Checking if the Output Master Channel and physical output are patched correctly.
General| Type | Digital Mixer |
|---|---|
| Channels | 40 |
| Outputs - Main | 2 (stereo) |
| Outputs - Digital | 1 x AES/EBU |
| EQ Bands | 4-band |
| Effects | Lexicon Effects |
| Computer Connectivity | USB |
| A/D Resolution | 24-bit |
| Mic Preamps | 32 x XLR |
| USB Audio | 32 x 32 |