Yamaha MX400 User's Guide download pdf (Page 15)

Rear panel 11

MX400 User’s Guide

Rear panel

1 INPUT A jacks

These are unbalanced XLR3-31 type jacks which input the signal for each

input module. Use the A/B switch to select these jacks.

• Nominal input level: –60dB

Phantom power (+48 V) can be supplied to these jacks. Phantom power is

turned on/off using the PHANTOM switch.

When the PHANTOM switch is on, make sure that those devices which do

not require phantom power are connected to the INPUT B jacks (

2).

2 INPUT B jacks

These are 1/4” phone jacks which input the signal for each input module.

Use the A/B switch to select these jacks. These are balanced TRS jacks, with

tip=hot, ring=cold, and sleeve=ground.

• Nominal input level: –60dB

3 INPUT INSERT I/O jacks (0dB)

These are 1/4” phone jacks patched in front of the input module faders.

These are unbalanced TRS jacks, with tip=out, ring=in, and sleeve=ground.

• Nominal input level: 0dB

• Nominal output level: 0dB

4 DIRECT OUT jacks (0dB)

These are unbalanced 1/4” phone jacks which output the post-fader signal

independently from each input module.

• Nominal output level: 0dB

INSERT

OUT IN

87654321

DIRECT OUT 0dB

INSERT I/O 0dBINPUT

INPUT B

INPUT A

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Yamaha MX400 User's Guide Page 15