Specifications
Chapter 6: Mbox 2 Hardware Overview 31
chapter 6
Mbox 2 Hardware Overview
Mbox 2 Front Panel Features
The Mbox 2 front panel has the following features:
S/PDIF LED
This LED indicates that Mbox 2 is using the 
S/PDIF inputs as the clock source. See “S/PDIF 
Digital I/O” on page 34.
USB LED
The USB LED indicates that the Mbox 2 has re-
ceived power from its USB connection. Once the 
USB light is on, audio can pass in or out of the 
system.
Front Panel Headphone Output
Use the Headphone Output to connect stereo 
headphones with a 1/4-inch stereo connector. 
Figure 1. Mbox 2 front panel 
48V 
Gain
USB
S/PDIF
Mono
Mix Headphone
Headphone
Source 
selector
 LED
 LED
Input 1
 Level
 Output
Monitor
 Level (Ratio)
Pad
Peak
 LED
Gain
Source 
selector
Input 2
Pad
Peak
 LED
Mic/DI LEDs Mic/DI LEDs
Mono 48V
LEDLED










