................. Main Features ..........I/O Modules ......................Mk II I/O Modules ....................8x8 Mk II Module ....................16x16 Mk II Module ....................Other Compatible I/O Modules ................Mic Pre Module ..................... SYMPHONY I/O MK II - USER’S GUIDE Page 2...
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....................System Setup Tab Window ................... Menu Bar Menus ....................Reference ..........Understanding Latency ..................Soft Limit ......................Pin Out Diagrams ....................Analog and Inserts ....................AES IN/OUT ......................Specifications ..........SYMPHONY I/O MK II - USER’S GUIDE Page 3...
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System Requirements ................... Factory Hardware Reset / Initialize ................ Technical Details ....................General Details ...................... Additional Support ........General Support ....................Apogee Pro Care ....................Warranty Information and Legal Notices ..SYMPHONY I/O MK II - USER’S GUIDE Page 4...
Overview Introduction Symphony I/O Mk II is a multi-channel audio interface featuring Apogee’s newest flagship AD/DA conversion, modular I/O (up to 32 inputs and outputs), intuitive touchscreen display and optional world-class microphone preamps. Designed to deliver professional sound quality for audio recording, mixing and mastering, Symphony I/O is the ultimate music production centerpiece for any modern studio.
Register your product : apogeedigital.com/register • Access Apogee’s expert Technical Support for free • Receive important product update information by email • Take the Customer Satisfaction Survey for a chance to win Apogee gear! SYMPHONY I/O MK II - USER’S GUIDE Page 6...
Thunderbolt port, don’t Thunderbolt Thunderbolt support peripherals. Verify that the logo is present on your Mac’s ports. X Mini DisplayPort ✓ Thunderbolt Port SYMPHONY I/O MK II - USER’S GUIDE Page 8...
Thunderbolt port-equipped Apple Mac, 4GB memory required, 8GB recommended Mac OS X Mavericks 10.9.5 or greater Download and Install Software Before using your Symphony I/O, you must download the latest Symphony I/O Mk II Software Installer from Apogee’s website here: www.apogeedigital.com/support/symphony-io-mk-ii The download comes in the form of a .dmg image file.
Select “Update” and follow any prompts that may appear. Symphony may reboot several times - this is normal. When the progress reaches 100% and says “Update Complete”, you are done and can quit the updater. SYMPHONY I/O MK II - USER’S GUIDE Page 10...
You can also directly select any of the section icons on the bottom of the screen to jump directly to a section. Symphony I/O Mk II’s front panel touchscreen offers convenient access to nearly every setting. Control knob focus selection Settings that may be controlled using the front panel control knob are displayed as a circle;...
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DIGITAL I/O SETTINGS Digital format settings, Digital input signal Reset, WC termination, Internal temperature, meters, SPDIF Coax In replaces and coax Meter characteristics, Display brightness output mirrors settings and section navigation SYMPHONY I/O MK II - USER’S GUIDE Page 12...
To route audio from general audio applications such as iTunes and Safari through Symphony I/O, it must be selected as the output device in Mac System Preferences. Make sure you have already installed the most recent Symphony I/O Mk II Software from the Apogee website before proceeding.
For example, if you want iTunes to play out of Symphony channels 3 & 4, set Left Front to “3” and Right Front to “4”. 6. Select the Apply button. SYMPHONY I/O MK II - USER’S GUIDE Page 14...
3. Start by setting the I/O Buffer Size to “64 Samples”. This setting may need to be adjusted based on 4. Select OK. your computer’s performance. 4. Select “Apply Changes” and close the Preferences window. SYMPHONY I/O MK II - USER’S GUIDE Page 15...
3. Select the “ I ” button in each track you’d like to input monitor. Also make sure the Software Monitoring is checked • in the Preferences > Audio > Devices menu. SYMPHONY I/O MK II - USER’S GUIDE Page 16...
[⌘+6]). 3. Adjust the level of input heard by adjusting the Input Fader, and level of audio playback from a computer program by adjusting the Software Return Fader SYMPHONY I/O MK II - USER’S GUIDE Page 17...
Main Features I/O Modules The Symphony I/O Mk II has a configurable chassis allowing it the flexibility for use in any environment. Two module slots can be filled by any combination of several I/O modules providing a solution for everyone.
NOTE: Mk II I/O modules cannot be used in the original Symphony I/O chassis. Other Compatible I/O Modules These I/O modules from the original Symphony I/O can be used in the Symphony I/O Mk II chassis. Mic Pre Module The Mic Preamp Module upgrades the functionality of any 8x8 or 16x16 module by adding mic preamps to the existing line inputs. A direct connection between the Mic Preamp Module and the Analog I/O Module inserts a mic...
SMUX 88.2 - 96k Sample Rates - 4 channels The Optical format is selected in the Apogee Maestro’s Device Settings tab window. Digital Coaxial RCA S/PDIF ports are also provided. - SPDIF IN replaces a pair of analog or digital audio inputs. Routing of the S/PDIF input is set with the S/PDIF Replaces drop down menu, found in the Apogee Maestroʼs Input tab window.
To select either Optical or AES digital audio: 1. Toggle the DIG I/O button to the desired position 2. Power-cycle the Symphony I/O Mk II (Turn the unit off, then back on) Optical ports can be configured to use the S/PDIF or ADAT/SMUX protocols.
PDIF Mirrors drop down menu, found in the Apogee Maestroʼs Output tab window. Incompatible I/O Modules The following I/O modules cannot be installed into a Symphony I/O Mk II chassis: 16 Analog In + 16 Digital Out (AI16) 16 Analog Out + 16 Digital In (AO16) SYMPHONY I/O MK II - USER’S GUIDE...
Once hardware connections have been made, launch Pro Tools software. - If a single I/O module is installed, then Symphony I/O Mk II appears in Pro Tools Hardware Setup as a single HD I/O. - If two I/O modules are installed, then Symphony I/O Mk II appears in Pro Tools Hardware Setup as two HD I/Os.
Monitor Control Center Symphony I/O Mk II is equipped with several monitoring features to provide for your monitoring needs. How to set the Monitor Outputs as a fixed Line-Out This setting changes the Monitor Outputs from a variable volume controlled by the control knob to a fixed output at the full +4dBu or -10dBV reference level.
- When an 8x8 I/O module is in the bottom Module 1 slot, an additional option for 7.1 becomes available. - When a 16x16 I/O module is in the bottom Module 1 slot, additional options for 7.1 and 9.1 become available. SYMPHONY I/O MK II - USER’S GUIDE Page 25...
The output Trim controls in Maestro can be used to compensate for this so all speakers produce the same perceived volume levels. 1. Open Maestro and select the Output tab window. 2. Select the “Show Trims” button. SYMPHONY I/O MK II - USER’S GUIDE Page 26...
6. Adjust the mixer channel faders, pan controls, and other settings to achieve the sound desired. 5. On the Left, show or hide the four mixers by selecting the mixer 1, 2, 3, or 4 button SYMPHONY I/O MK II - USER’S GUIDE Page 27...
• The sample rate must match on both devices. Though the Slave device may automatically switch to the appropriate sample rate, this may not always occur and the sample rate will need to be set manually. SYMPHONY I/O MK II - USER’S GUIDE Page 28...
When this happens, check your connections for a bad or misconfigured cable, and make sure the sample rate of the master and slave devices are set to the same value. SYMPHONY I/O MK II - USER’S GUIDE Page 29...
Maestro Apogee Maestro is a controller software for your Symphony Thunderbolt. Though you do not need Maestro open to use your Symphony Thunderbolt, it provides access to all of Symphony’s settings and parameters. It’s level meters are also a useful diagnostic tool to see which inputs and outputs are receiving and sending signal.
- To use the S/PDIF Coax input, itʼs necessary to select another analog or digital 9. S/PDIF Replaces channel pair which the S/PDIF Coax input will replace on the Input Routing grid. Use this drop down menu to select the channel pair to be replaced. SYMPHONY I/O MK II - USER’S GUIDE Page 31...
- Use this button to enable 48 volt phantom power on the corresponding Analog IN channel. Condenser mics require 48 volt phantom power to operate. 7. High Pass - Use this button to engage an 80Hz high-pass filter on the input. SYMPHONY I/O MK II - USER’S GUIDE Page 32...
- The S/PDIF coaxial output may be set to mirror (i.e. transmit in parallel) any of the analog or digital outputs pairs on the routing grid. Use this pop-up menu to select the output pair that is mirrored by the S/PDIF coaxial output. SYMPHONY I/O MK II - USER’S GUIDE Page 33...
- On modules with optical ports, select Format between ADAT/SMUX, and SPDIF protocols. 2. Insert - Type a description of the device(s) Labels connected to the Insert point of the Mic Pre module. SYMPHONY I/O MK II - USER’S GUIDE Page 34...
(an operation which would require the summing of input signals). Each markers range of motion is indicated by the horizontal shading on the routing grid, as depicted above by arrows on the input routing grid. SYMPHONY I/O MK II - USER’S GUIDE Page 35...
Output routing grid. Note that each marker represents an odd-even pair of audio signals - it’s not possible to route the odd and even signal of a pair to different destinations. SYMPHONY I/O MK II - USER’S GUIDE Page 36...
- This button mutes all input channels whose Solo buttons are not engaged. 5. Input Solo - This button mutes the input channel 6. Input Mute. - Alphanumeric labels may be entered in these text boxes. 7. Input Custom Label SYMPHONY I/O MK II - USER’S GUIDE Page 37...
4. Over Hold - The audio system may be configured so that the Mac keyboard volume controls set the 5. Keyboard output level of Symphony’s speaker or headphone outputs. Volume Control SYMPHONY I/O MK II - USER’S GUIDE Page 38...
Menu Bar Menus About Apogee Maestro - Choose this menu item to display version information for all the hardware connected and software elements installed on your Mac. Preferences - Choose this menu item to display Maestro’s Preference panel. • Launch Maestro automatically when connecting a device - This launches Maestro when an Apogee device is connected to the computer.
Because of the audio application’s latency, the vocalist hears his performance delayed by several milliseconds in his headphones. SYMPHONY I/O MK II - USER’S GUIDE Page 40...
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When choosing a buffer setting, a compromise between the latency through the application and the amount of computer processor power accessible to the application must be made. SYMPHONY I/O MK II - USER’S GUIDE Page 41...
If you do encounter clicks, pops or software errors, don’t hesitate to experiment with the Buffer setting. Soft Limit Soft Limit is Apogeeʼs proprietary analog process for taming transients before A/D conversion. By gently rounding transients in a transparent manner, itʼs possible to maximize level BEFORE the A/D conversion stage and prevent unwanted distortion from clipping.
Pin Out Diagrams Analog and Inserts Pinout for Analog IN and INSERTS RETURN 1-8 (ic Pre I/O Module) Pinout for Analog OUT and INSERTS SEND 1-8 (Mic Pre I/O Module) SYMPHONY I/O MK II - USER’S GUIDE Page 43...
3. Turn Symphony on. 4. When the Symphony I/O “Resetting” screen clears and the Display shows the HOME screen, let go of the Controller knob. This completes the hardware reset of Symphony. SYMPHONY I/O MK II - USER’S GUIDE Page 45...
Max Output Levels: ∞ to +24dBu Digital to Analog Frequency Response @ 44.1kHz sample rate: DC to 20kHz (+/- 0.05dB) Output Impedance: 25 Ohm Outputs are balanced through Apogee’s proprietary Perfect Symmetry Circuitry (PSC) 1 stereo 1/4” headphone output on front panel THD + N:...
It’s never been easier to get back to work. As a ProCare member you’ll have premium access to Apogee’s world-class technical support group for the life of your agreement. The contract is fully transferable by the original registered owner of the agreement. All Apogee support technicians reside and are continuously trained at Apogee Electronics, Santa Monica, CA.
Registration and Warranty Information Be sure to register your Symphony I/O Mk II by completing the on-line registration form at our Web site: www.apogeedigital.com/support/contact-support If you do so, Apogee can contact you with any update information. As enhancements and upgrades are developed, you will be contacted at the registration address.
In the event your Symphony needs to be upgraded or repaired, it is necessary to contact Apogee prior to shipping, and a Return Materials Authorization (RMA) number will be assigned. This number will serve as a reference for you and helps facilitate and expedite the return process.
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Cet appareil numérique de la classe B respecte toutes les exigences du Règlement sur le matérial brouilleur du Canada. Declaration of Conformity – CE Apogee Electronics Corporation hereby declares that the product, the Symphony, to which this declaration relates, is in material conformity with the following standards or other normative documents: • EN50081-1/EN55022; 1995 •...
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