Roland UA-4FX2, Owner'S Manual

3

Panel Descriptions

Left side

MIC/GUITAR jack

Connect a mic or guitar here. Use the [MIC/GUITAR] knob 

to adjust the volume.
Phantom power is not supplied.

MIC jack (XLR type)

This is an analog audio input jack that provides a mic 

preamp. Both balanced and unbalanced connections are 

supported.

Condenser mic

Turn the [PHANTOM] switch on.
Input rating: -50– -18 dBu

Dynamic mic

The [PHANTOM] switch must be off.
Input rating: -56– -24 dBu

*  Pin assignment of MIC jack (XLR type)

1: GND

2: HOT

3: COLD

※ 入力端子の場合

1: GND

2: HOT

3: COLD

※ 出力端子の場合

TIP: HOT

RING: COLD

SLEEVE: GND

PHONES/HEADSET jack

Connect headphones or earphones (headsets) that are 

compatible with four-conductor mic inputs.
Use the [MIC/GUITAR] knob to adjust the mic volume of 

the headset.

LINE IN jack

The audio signal from an audio device or MIDI sound 

module can be input here. Use a stereo mini-type cable to 

make this connection.
Use the [LINE IN] knob to adjust the volume of the audio 

signal.

Right side

[PHANTOM] switch

This turns on/off the phantom power that is supplied to 

the MIC jack (XLR type).
You must leave this switch turned off unless a condenser 

mic that requires phantom power is connected. Supplying 

phantom power to a dynamic mic or an audio playback 

device will cause malfunctions.
For details on the specifications of your mic, refer to the 

owner’s manual of your mic.
(The UA-4FX2’s phantom power supply: DC48 V, 6 mA Max)

[MIC/GUITAR] switch 

Set this to “MIC” if you’re using a mic, or to “GUITAR” if 

you’re using a guitar.
*  Before changing the setting of this switch, minimize the 

volume of the connected device.

USB port

Use the included USB cable to connect this to your 

computer so that audio signals can be sent and received.