User guide

Chapter 4: Making Studio Connections 19
Connecting Instruments to
the Mbox Pro
Mbox Pro provides three input types (DI, Line,
and Aux In) for instruments.
DI Input (Front Panel) Use the front-panel DI
(“Direct Inject”) inputs for instruments such as
electric guitar, electric bass, or other instru-
ments that use pickups.
Line Inputs (Back Panel) Use the back-panel 1/4-
inch Line inputs for line-level devices, including
electronic audio sources such as mixers, sam-
plers, keyboards, and synthesizers.
Aux 5/6 (Back Panel) Use the back-panel RCA
jacks or the 1/8-inch stereo jack for line-level de-
vices such as a CD players or MP3 players.
Connecting Electric Guitar or Bass
To use a guitar with Mbox Pro:
1 On the front of the Mbox Pro, plug your guitar
or bass cable into one of the Mic/DI inputs.
2 On the front of the Mbox Pro, make sure the
Front/Rear switch for Mic/DI 1 is in the “out”
position.
3 On the front of the Mbox Pro, turn the master
volume knob to the desired level.
4 On the front of the Mbox Pro, carefully turn
the Gain control knob to the right to increase
the input level of your guitar.
Connecting guitar to the Mic/DI 1 connector
You can tune your guitar using the on-board
tuner from the front panel of the Mbox Pro.
Hold down the Mono and Dim buttons to
launch the tuner in the Driver Control Panel.
See “Setup” on page 26.