M-Audio MobilePre USB [18/29] Channel 1 gain knob

Hardware Setup

Front Panel Features

The front panel of the MobilePre USB houses features providing the

following functions:

1. Channel 1 Inst/Line Input Jack:This 1/4” balanced connector

accepts an instrument or line level signal for Channel 1 of the

MobilePre USB. This input is ideal for recording guitar, bass or

synthesizer. If you are recording a stereo line-level source, plug the left

channel into Line Input 1 (on the front panel of the MobilePre USB) and

the right channel into Line Input 2 (on the rear panel).

2. Channel 1 Gain Knob: This control knob regulates the level of

the signal going from the Channel 1 Mic or Line input to your

computer.

3. Channel 1 Level LEDs: These two LEDs show signal present and

clipping of Channel 1 of the MobilePre USB.You should adjust the Gain

control so that the signal present is on as much as possible but the Clip

LED does not come on.

4. Channel 2 Gain Knob: This control knob regulates the level of

the signal going from the Channel 2 Mic or Line input to your

computer.

5. Channel 2 Level Meter:These two LEDs show when input signal

into Channel 2 is present or clipping.You should adjust the Gain control

so that the signal present is as high as possible without lighting the the

Clip LED.

6. Headphone Output Jack: This 1/8” stereo jack plays back

outputs 1 and 2 through the Left and Right speakers of your

headphones.

7. Headphone Level Knob: This knob controls the level to the

Headphone Out

8. Phantom Power Switch: Press this switch button into the

In-position to send v

oltage to micr

ophones which require phantom

power and are connected to XLR Mic Inputs 1 and 2.

9. Phantom Power Indicator: This LED lights when phantom

power is switched on.