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Summary of Contents for Sonosax SX-M2D2
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Page 1: User Manual
ULTRA PORTABLE DUAL DOMAIN PREAMPLIFIER USB AUDIO INTERFACE SONOSAX SX-M2D2 USER MANUAL Version 1.0 October 2019 Audio equipment manufacturer SONOSAX SAS S.A. Ch. de la Naz 38 CH-1052 Le Mont-sur-Lausanne Switzerland http://www.sonosax.ch sonosax@sonosax.ch... -
Page 2: Table Of Contents
3 Powering............................. 10 3.1 Intelligent Power Management.................10 3.2 Power Sources......................10 3.3 Li-ion Battery......................10 3.4 Li-ion Charger......................11 3.5 Powering up the SX-M2D2..................11 4 User Interface..........................12 4.1 Interface Overview....................12 4.2 Main Screen......................12 4.3 Menu Navigation....................... 14 4.4 Menu Tree........................ - Page 3 9.4 Phones 3.5mm jack....................34 9.5 Power Hirose 4-pin....................34 9.6 USB Audio........................ 34 9.7 USB Power....................... 35 SX-M2D2+ User Manual 3/35...
- Page 4 Equipment (WEEE) Directive 2002 / 96 / EC and must not be disposed of in domestic household waste. RoHS Sonosax complies fully with Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment (RoHS) SX-M2D2+ User Manual...
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Page 5: Introduction
SX- M2D2 are unavailable. As with all SONOSAX products, the SX-M2D2 is build without any compromise in quality, using only the best components available and passes severe quality controls. -
Page 6: Key Features
Internal audio matrix allowing complex routing of any input to any output • Internal six input mixer with fully settable compressor-limiter • Powered by removable Li-ion battery, Hirose or USB with intelligent energy management Typical Applications NOTE See USB Application examples at page 27 SX-M2D2+ User Manual 6/35... -
Page 7: Functional Block Diagram
Functional Block Diagram The SX-M2D2 overall block diagram consists of the following: • 2 mic/line inputs with +20dB pre-gain, dual ADC converters, Low Frequency cut and gain stage • AES42/AES3 digital input with Asynchronous Sample Rate Converter (ASRC) and gain stage •... -
Page 8: Panel Descriptions
USB audio 2.0 on USB type C Line analog audio output on TA-3M External 5VDC input on USB type C AI, A0 External DC input on Hirose 4-pin AES audio input/output on TA-3M Serial number marking Phones audio output on 3.5 jack SX-M2D2+ User Manual 8/35... -
Page 9: Left Panel
Left Panel Battery door Battery door lock SX-M2D2+ User Manual 9/35... -
Page 10: Powering
Display auto-off Power Sources The SX-M2D2 is able to operate from several power sources. These sources are independent and can be mixed to prevent a power failure. When a power source is disconnected (or fails), the SX-M2D2 automatically switches to an available power source. -
Page 11: Li-Ion Charger
When using the USB power input, the maximum current over USB is 1A (5W). If less power is required for the SX-M2D2, the charger is enabled. If more power is required, the internal battery is required and will be discharged. -
Page 12: User Interface
4 User Interface Interface Overview The SX-M2D2 user interface is composed by two rotary encoders and a 128x64 pixels OLED display. Both rotary encoders include push-buttons. Main Screen The main screen appears at soon as the device is booted up. It shows the following: Upper area The inputs status is summarized on top left of the screen. - Page 13 • a battery error Meters area The SX-M2D2 metering system offers to the user the ability to observe and measure the true peak level and to log the measured audio levels information. The metering system has the following features: •...
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Page 14: Menu Navigation
As it is not always easy to navigate using two hands (or toggling encoders with the same hand), a parameter can be modified using the SELECT encoder by pushing the parameter to edit. Once background color is reversed, the parameter can be edited using the same encoder. SX-M2D2+ User Manual 14/35... -
Page 15: Menu Tree
SELECT encoder modifies the parameter value Menu Tree MAIN MENU Main Menu The main menu allows user to select one of the 6 main sections of the menu: SX-M2D2+ User Manual 15/35... -
Page 16: Inputs Menu
Inputs Menu The Inputs Menu show the three inputs of the SX-M2D2. Each input menu has an individual configuration screen. MIC/LINE The Mic/Line input screen displays the two Mic/Line input configuration parameters and peak meters. Mic/Line 1 Status Mic/Line 2 Status The Low Frequency Cut has the following range: •... - Page 17 By selecting the AES IN status, user can choose between OFF, AES3 or AES42. The USB input screen shows the USB connection status and USB input channels meters. USB IN Status Sampling Frequency The Sampling Frequency displays the measured input sampling frequency. SX-M2D2+ User Manual 17/35...
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Page 18: Outputs Menu
Each of these stereo sources can be routed to the output using one of the following pattern: Dest. Description Diagram Routing This source is not routed to the output MONO Both source channels are mixed and routed to both output channels SX-M2D2+ User Manual 18/35... - Page 19 A video reversed preset indicates that the preset corresponds to the current configuration. To recall a preset, just select it. To store a preset, apply a long press until it becomes video reversed. SX-M2D2+ User Manual 19/35...
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Page 20: Reference Tone
0dB. To help identifying channel swap, a LEFT ID mode applies a left channel audio identification marking (level is decreased by 20 dB for 100ms every second). 4.10 Mixer Menu The SX-M2D2 integrates a 6 to 2 channels mixer. The mixer stereo channel sources are: •... -
Page 21: Mix Compressor/Limiter
4.12 System Menu 4.13 Meters Menu The SX-M2D2 integrates 2 or 4 peak meters on the main screen. Each meter can display any signal from input, mix and output channels. The METERS menu is where user can select meters sources, reference level and hold time. - Page 22 Each meter displays as a vertical bar the highest peak value measured from a defined hold time. Range is 0 to 30 seconds. When set to 0, the hold time bar never appears. Factory default is 3 seconds. SX-M2D2+ User Manual 22/35...
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Page 23: Controls Menu
Navigation chapter. Long push encoder assignation In the main screen, a long encoder push event can be assigned to both left & right encoder. The following events can be assigned: Name Description NONE No event assigned SX-M2D2+ User Manual 23/35... -
Page 24: Sampling Frequency Menu
Recall preset 1, preset 2, ... to 8 4.15 Sampling Frequency Menu The sampling frequency (FS) menu enable the user to configure how the SX-M2D2 samples audio. The upper right value is the system sampling frequency (that is currently sampling the A/D converters). -
Page 25: Factory Default Menu
This menu displays the software revision and the hardware status. 4.19 Presets Menu Full device configuration can be saved into a total of 8 presets. They are mainly used to save time: user prepares the presets he wants and recalls them according to his needs. SX-M2D2+ User Manual 25/35... -
Page 26: Power Menu
Available charset is as follows: ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789+-*&/()=!?:;␣ 4.20 Power Menu The power menu allows user to power down the SX-M2D2, change the charge current (see section Li-ion Chargerfor details displays information about power source, estimated battery charge and battery voltage measurement. -
Page 27: Usb Audio Interface
5 USB audio interface The SX-M2D2 USB audio supports the USB Audio Class 2.0 over USB 2.0, with sample rates up to 192kHz and asynchronous mode support. Supported Hosts Most recent mobile devices (iPhone, iPad, Android) and workstations (Apple OSX, Windows 10, Linux) supports USB audio class 2.0. -
Page 28: Troubleshooting
[USB audio] no audio input on Microsoft Windows Depending on the privacy settings of your Microsoft Windows operating system, you’ll need to allow the microphone input in order to get audio from the SX-M2D2. To enable the microphone input, do the following: 1. -
Page 29: Service Mode
4. Keep the encoders pressed until the service menu appears Firmware Update A USB key is required to update the SX-M2D2 firmware. Make sure it can fit into the USB type C POWER slot, or use a cable adapter. The USB media must be FAT16 or FAT32 formatted. -
Page 30: Configuration Reset
8. Wait for completion Once the USB flash drive is FAT16 or FAT32 formatted, copy the upgrade file from the SX-M2D2 web page (tab: Documents) onto the disk. Then, proceed as following: 1. Enter the Service Mode (see Entering the Service Mode) 2. -
Page 31: Specifications
(+6dBu 600 Ohms) Frequency response 20 Hz to 80 kHz (+/- 0.1 dB) (192 kHz sampling) Output level trim -30 to +20 dB, 0.5 dB increments Phones Output Max output power 140 mW (min load impedance 13 ohms) SX-M2D2+ User Manual 31/35... -
Page 32: Power
0.35 mW (standby) (USB Audio OFF) 2100 mW (without mic) 2500 mW (both mic ON) USB Audio power 285 mW Operating Conditions Charging Li-ion battery 0 to +45°C Operating temperature -20 to +70°C Storage temperature -20 to +70°C SX-M2D2+ User Manual 32/35... -
Page 33: Mechanical
Mechanical Size 74 x 28.5 x 130 mm (W x H x D) 2.91 x 1.12 x 5.12 ‘’ Weight 336 g with battery 0.74 lbs Left Side Panel Right Side Panel 28.5 SX-M2D2+ User Manual 33/35... -
Page 34: Connector Pin Assignments
Ground A4, A9, B4, VBUS TX1+ TX1− VBUS CC1 D− SBU1 VBUS RX2− RX2+ A6, B6 A7, B7 A5, B5 CC1 & CC2 pulled down RX1+ RX1− VBUS SBU2 D− VBUS TX2− TX2+ through 5K1 resistors SX-M2D2+ User Manual 34/35... -
Page 35: Usb Power
A7, B7 A5, B5 CC1 & CC2 Pulled down through 5K1 resistors (default mode) RX1+ RX1− VBUS SBU2 D− VBUS TX2− TX2+ Pulled up with 80uA current source when operation in DFPS mode (for firmware update) SX-M2D2+ User Manual 35/35...
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