ICON MicU User manual

User manual
1 Mic-In / 2-Out Professional Vocal Recording USB Interface

Important Safety Instructions
1. Read this manual thoroughly before using this unit.
2. Keep this manual for future reference.
3. Take notice of and comply with all warnings included in the user's manual or indicated on the
appliance.
4. Follow all instructions included in this manual.
5. Do not expose this unit to rain or moisture. Avoid having water or other liquids spilled on this
unit.
6. When cleaning the cabinet or other parts of this appliance, use only a dry or slightly damp soft
cloth.
7. Do not block any ventilation openings or interfere with the proper ventilation of this unit. Install
in accordance with the manufacturer's instructions.
8. Do not use or store near any heat sources such as radiators, heat registers, stoves, or other heat-
producing appliances.
9. Do not interfere with the safety purpose of the polarized or grounding-type plug. A polarized plug
has two blades with one wider than the other. A grounding-type plug has two blades and a third
grounding prong. These are designated for your safety. If the provided plug does not fit into your
outlet, consult an electrician.
10. Protect the power cord from being walked on or otherwise damaged by items placed on or
against them. Particular attention should be given to the plugs, receptacles, and the point where
the cord exits the appliance.
11. To avoid the risk of electrical shock, do not touch any exposed wiring while the unit is in
operation.
12. Only use attachments/accessories specified by the manufacturer.
13. Unplug this unit and all connected electrical equipment during lightning storms or when left
unused a long period of time.
14. Refer all servicing to qualified service personnel. Servicing is required when the appliance has
been damaged in any way or fails to operate normally.
WARNING: To reduce the risk of fire or electric shock, do not expose this unit to rain or moisture

Introduction...............................................................................................1
What's in the package? ............................................................................1
Features ...................................................................................................2
Front/Top Panel ........................................................................................3
Rear Panel................................................................................................4
Mac driver installation...............................................................................5
Software control panel..............................................................................7
Windows driver installation.......................................................................8
Software control panel............................................................................ 11
Software control panel (continued).........................................................12
Hardware Connections...........................................................................15
Minimum System Requirements.............................................................16
Specications .........................................................................................17
Services..................................................................................................18
Contents

1
Introduction
What's in the package?
Thank you for purchasing the ICON MicU digital audio Interface. We sincerely trust
this product will provide years of satisfactory service, but if anything is not to your
complete satisfaction, we will endeavor to make things right.
In these pages, you'll nd a detailed description of the features of the MicU digital
audio interface, as well as a guided tour through its front and rear panels, step-by-
step instructions for their setup and use, and full specications.
You'll also nd a warranty card enclosed---please don't forget to ll it out and mail it
so that you can receive online technical support at: www.iconglobal.com, and so we
can send you updated information about this and other ICON products in the future.
As with most electronic devices, we strongly recommend you retain the original
packaging. In the unlikely event the product must be returned for servicing, the
original packaging (or reasonable equivalent) is required.
With proper care and adequate air circulation, your MicU digital audio interface will
operate without any trouble for many years. We recommend that you record your
serial number in the space provided below for future reference.
Please write your serial number here for future reference:
Purchased at:
Date of purchase:
●MicU USB Recording Interface
●Quick Start Guide
●Driver Software CD
Multi-language electronic user manual & quick start guide (pdf)
●USB cable

2
Features
The ICON MicU USB recording interface provides an audio input and output module
with USB connectivity. Main features include:

●24-Bit 96/192KHz 1 mic-In/2-Out USB Recording Interface
●2x2 analog I/O full duplex recording and playback
●ICON innovative unique mic preamp with individual gain control and phantom
power switch
●2 analog outputs on 1/4” TRS jacks
●Master volume control on the top panel
●1 headphone output with assignable source and individual volume control
●Flexible channel routing via the software control panel
●USB2.0 High Speed equipped and USB bus-powered
●Supports DirectSound, WDM and ASIO2.0
●Compatible with Mac OS (Intel-Mac) and Windows XP, Vista (32-bit/64-bit) &
Windows 7 (32-bit/64-bit)
●Full duplex, simultaneous record/playback
●Rugged metal construction with rubber jacket

3
Front/Top Panel
1. Mic input
Unbalanced mic level input. This connector will accept a standard 3-pin XLR
plug.
2. 48V phantom power switch
Press to supply +48V phantom power to the associated XLR input. This phantom
power circuit is suitable for most condenser microphones.
3. Input gain level control
This potentiometer controls the input level of the analog mic input
4. Master level control
This potentiometer controls the master output level of the analog outputs.
5. Headphone level control
This potentiometer controls the output level of the headphone output.
6. Headphone output
This output jack accepts a standard 1/4″ stereo TRS headphone connector.
2 3 1 5 6
4

4
Rear Panel
1
1. USB 2.0 Connector
Connect it with the provided USB cable to your Mac/PC’s USB connector. Your
Mac/PC must have a USB2.0 connector in order for MicU to run at full speed.
2. Line outputs 1/2
These are unbalanced analog outputs on standard 1/4″ TS connectors at+6dBU
line level.
2

5
Mac driver installation
Please follow the step-by-step procedures below to install your MicU USB recording
interface and its driver.
2. Insert the provided driver CD into
your CD-Rom.
After you have inserted the provided Driver CD
into your CD-Rom, a popup window should
appear as shown in Diagram 2, then click on
the "Mac” folder to open the installation les
list. Click “ICON USB Audio.mpkg”
Diagram 1
Diagram 5
Diagram 2
Diagram 3
Diagram 4
3. Welcome Screen appears
Choose "Continue" when you see the Welcome
Screen shown in Diagram 3
4. Set install location
Click the "Change install location” button if you
would like to set your preferred install location,
otherwise click the “Install” button.
5. Installation start
The driver installation has started, please wait
until the process has completed.
1. Turn on your Mac
Note: Do not connect the MicU digital audio
interface to your Mac yet

6
Diagram 6
Icon Control Panel
Diagram 7
Diagram 8
Diagram 9
6. Installation completed
The driver installation has completed
successfully. Click the “Close” button.
7. Copy the software control panel
shortcut logo to your desktop
Open the previous “Mac” folder. Copy the
"MicU" software panel shortcut logo and paste
it to your desktop.
8. Launch the software control panel
Click the MicU's software control panel shortcut
logo you have just copied to your desktop to
launch the software control panel.
9. Audio MIDI setup
Open the “Audio MIDI setup” window and check
if the MicU device has setup properly as shown
below in diagram 9. If your MicU device does
not appear on the system settings, It means the
driver did not install properly. Go through the
“Driver Installation” procedure again.

7
Software control panel
The “Playback” and “Monitor” mixers work like a matrix mixer. Activate and adjust
the corresponding input or output channel level. They are very useful and make your
inputs and outputs very exible. You may route any of your input(s) to any output(s).
Playback Mixer
1. Software outputs level metering
Ch 1,2 output level metering
Shows the input level for the software input
channel.
2. Hardware output level metering
Ch 1,2 output level metering
Shows the output level for the hardware output
channel.
1. Hardware inputs level metering
Ch 1,2 input level metering
Shows the input level for the hardware input
channel.
2. Hardware outputs level metering
Ch 1,2 output level metering
Shows the output level for the hardware output
channel.
Monitor Mixer
Diagram 10
Diagram 11

8
Windows driver installation
Please follow the step-by-step procedures below to install your MicU USB recording
interface and its driver.
Diagram 12
1. Turn on your computer
Note: Do not connect the MicU digital audio interface to your computer yet
2. Insert the Driver CD into your CD-
Rom.
After you have inserted the provided Driver
CD into your CD-Rom, an Installation screen
should appear as shown in Diagram 12, then
click "Windows Driver” for the driver installation"

Note: If the Installation screen do not appaer
automatically. Go to the CD folder and double
click "Setup"
3. Installation Wizard appear
Choose "Next" when you see the Welcome
Screen as Diagram 13 shown
4. License Agreement
Check mark the “I accept the terms in the
License Agreement” and click “Next”.
Diagram 13
Diagram 14

9
5. Conrm driver installation
A conrmation on the driver installation screen
will appear, click “Next”.
Diagram 15
Diagram 16
Diagram 17
Diagram 18
6. Driver setup
Driver setup Choose the location of the driver
and click "Next" as shown in Diagram 16
7. Installation start
The installation process has started. the
process may take some time depending on
your computer performance, please be patient
and wait for the process to nish.
8. Software installation window
A window as shown in Diagram 18 should
appear. Choose "Install this driver software
anyway"
Note: Although this message appears, the MicU
driver is fully tested and supports Windows XP,
Vista & Windows 7

10
Diagram 19
Diagram 20
Diagram 21
Diagram 22
Diagram 23
9. Setup completed
A window as shown in Diagram 19 should
appear. Choose "Next”.
10. Connect your MicU digital audio
interface
Now connect the MicU digital audio interface to
your computer's USB port and click "Finish".

Note: MicU audio interfaces only support USB
2.0. Your computer must have a USB2.0 port.
11. Installing device driver software
The MicU driver is installing
12. Driver installation completed
MicU driver installation has completed and is
ready to use.
13. Launch the software control panel
You may click the MicU logo on the system tray
to launch the software control panel (Page 11).

11
Software control panel
1. Sample rate settings
Select your desired sampling rate from 44.1kHz
to 192kHz on the pull down window shown in
Diagram 24. Click "Apply" after the selection
has been made to set the value.
2. Buffer Size settings
You may select the buffer size for "Streaming"
and "ASIO". Click "Apply" after you have made
the selections.
Note: If a clicking sound occurs, you should
change to a larger buffer size for the settings.
If the largest buffer size has been selected and
there is still a clicking sound, it means your
computer performance is not able to handle the
task. (It is not caused by the MicU digital audio
interface)
3. Device settings
Shows the serial number & product ID of your
MicU device. If it doesn't show, it means your
device is not properly installed. Please go
through the “Driver Installation” process again
(Page 8).
4. Monitor Mixer
Click this button to launch the "Monitor Mixer"
(Page 12)
5. Playback Mixer
Click this button to launch the "Playback Mixer"
(Page 13)
Diagram 24
Diagram 24
Diagram 25
Diagram 26

12
Software control panel (continued)
1. Hardware inputs level metering
Ch 1,2 input level metering
Shows the input level for the hardware input channel.
2. Hardware outputs level metering
Ch 1,2 output level metering
Shows the output level for the hardware output channel.
3. Virtual inputs level metering
Virtual1,2 input level metering
Shows the input level for the virtual input channel.
4. Link switch
Switch to adjust both channel levels simultaneously.
5. Mute switch
Switch to mute the corresponding channel.
6. “0dB” switch
Switch to instantly adjust the corresponding channel to “0dB” level.
7. Gain control fader
Slide to adjust the gain level for the corresponding channel.
8. Inputs & Outputs Matrix switches
Switch to turn On/Off the corresponding hardware input channel route to the
corresponding hardware output channel. The matrix is very useful and makes
your inputs and outputs very exible. You may route any of your input(s) to any
output(s).
Matrix Fader
10
9
7
5
32
4
6
8
1
Monitor Mixer

13
9. Inputs & Outputs Matrix Mixer
"Check" the box to activate the mixer.
10. Inputs & Outputs Matrix Mixer Gain Control
Adjust the gain for the corresponding hardware channel.
After nishing the adjustment, click "Close" to close the window.
Matrix Fader
10
9
8
7
5
32
4
6
1
Playback Mixer
1. Software outputs level metering
Ch 1,2 output level metering
Shows the input level for the software input channel.
2. Hardware outputs level metering
Ch 1,2 output level metering
Shows the output level for the hardware output channel.
3. Virtual inputs level metering
Virtual1,2 input level metering
Shows the input level for the virtual input channel.
4. Link switch
Switch to adjust both channel levels simultaneously.
5. Mute switch
Switch to mute the corresponding channel.
6. “0dB” switch
Switch to instantly adjust the corresponding channel to “0dB” level.

14
7. Gain control fader
Slide to adjust the gain level for the corresponding channel.
8. Inputs & Outputs Matrix switches
Switch to turn On/Off the corresponding hardware input channel route to the
corresponding hardware output channel. The matrix is very useful and makes
your inputs and outputs very exible. You may route any of your input(s) to any
output(s).
9. Inputs & Outputs Matrix Mixer
"Check" the box to activate the mixer.
10. Inputs & Outputs Matrix Mixer Gain Control
Adjust the gain for the corresponding hardware channel.
After nishing the adjustment, click "Close" to close the window.

15
Hardware Connections
Connect the MicU digital audio interface outputs to your amplier, powered monitors
or surround system. For two-channel stereo operation, the default outputs are
channels 1 and 2.
If you are monitoring through headphones, connect your headphones to the
device's headphone output.
Connect your microphones to the device's analog input.
Headphone
Microphone
Monitors Monitors
Mac / PC

16
Minimum System Requirements
Important: The MicU digital audio interface is supported by Mac OS (Intel-Mac),
Windows XP, Windows Vista and Windows 7 (32-bit/64-bit). The MicU digital audio
interface is not supported by Windows 98 or Windows Me. For Windows XP, you
must be running SP1 or later. Visit the Windows update web pages to make sure
you have the most current updates and xes supplied by Microsoft. On the Mac, the
MicU digital audio interface is supported by Mac OSX version 10.5.5 or later (must
be Intel-Mac). Earlier versions of Mac operating systems are not supported.
Windows OP:
Pentium 4 -1.0GHz or higher
1.0GHz RAM
DirectX 8.1 or higher
Windows XP (SP1), Windows 2000 (SP3),
Windows Vista or Windows 7
Mac OP:
Intel-Mac 1.0GHz or higher
1.0GHz RAM
OS 10.5.5 or later

17
Specications
Mic Input:
Frequency Response: .........................................22Hz to 22kHz (+/-0.1dB)
Dynamic Range:..................................................93dB, A-weighted
Signal-to-Noise Ratio:..........................................-93dB, A-weighted
THD+N: ...............................................................<0.0061% (-90dB0)
Crosstalk:.............................................................-87dB @ 1kHz
Input Impedance: Mic in: .....................................1.8K Ohms, typical
Adjustable Gain: ..................................................+34dB
Total Gain Range:................................................+50dB
Line Outputs 1/2 (Stereo, Unbanced):
Frequency Response: .........................................22Hz to 22kHz (+/-0.1dB)
Dynamic Range:..................................................100dB, A-weighted
Signal-to-Noise Ratio:..........................................-100dB, A-weighted
THD+N: ...............................................................<0.003% (-90 dB)
Crosstalk:.............................................................-100dB @ 1kHz
Nominal Output Level:.........................................Unbalanced: +4dBV, typical;
Maximum Output Level:.......................................+11dBV, typical;
Output Impedance:..............................................150 Ohm
Load Impedance:.................................................600 Ohm minimum
Headphone Outputs: (at Maximum Volume; Into 100 Ohm load):
Frequency Response: .........................................22Hz to 22kHz (+/-1dB)
Power into Ohms:................................................90 mW into 100 Ohms
THD+N: ...............................................................<0.06% (-66dB)
Signal-to-Noise Ratio:..........................................-90dB, A-weighted
Max Output Level into 100 Ohms:.......................+2.0dBV, typical
Output Impedance:..............................................75 Ohm
Load Impedance:.................................................32 to 600 Ohms
General
Power supply.......................................................Bus Powered
Current consumption: ..........................................300mA
Weight .................................................................0.54kg
Dimensions:.........................................................118(L) X 114(W) X 52.6(H)
..........................................................4.64”(L) x 4.49”(W) x 2.07”(H)