User Manual

English
7
1 Installation and setup
1. Connect the included Lightning or USB cable to the iRig Pro Quattro I/O Mini-DIN port.
2. Connect the cable to your device. Make sure phantom power is turned off by setting the phantom power
switches to the OFF position. Check that the phantom power LEDs are OFF.
3. Turn on the unit by sliding the power switch to the battery position (when using an iOS device) or USB
position (when using a Mac or PC).
4. Download the IK apps and software.
5. You can connect up to four microphones using the XLR inputs on the iRig Pro Quattro I/O.
6. Inputs 1 and 2 can alternatively be used to connect Hi-Z instruments like guitar and bass, using a regular
1/4” TS guitar cable.
7. Inputs 3 and 4 can alternatively be used to connect balanced line-level signal, using a regular 1/4” TRS
cable, or to connect unbalanced line-level signal using, alternatively, the RCA jacks or the stereo 1/8” TRS
jack.
8. Set the gain of each inputs with the four gain potentiometers. The LED meter will help you set the correct
gain level. Please note that the level of the RCA and 1/8” TRS inputs will not be controlled by gain
potentiometers 3 and 4: its level can be controlled directly by the connected host volume’s control.