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MR-400/M

1

2

3

4

Alojamiento baterias 

Sensor IR

On / Off

Display LCD

3

2

4

1

We recommend checking the battery level of the MH-403 microphone before 
of its use, consulting the display of the MH-403 microphone itself.

610 567A

.

Rev.1

3 / 3

Preliminary

- Screw in the two antennas on the rear panel and place them in a vertical position for a better reception of the 

signal.

- Connect the included power supply to the MR-400 receiver.

- Connect the audio cable to the output on the rear panel. XLR (balanced) or 6.35mm Jack.

Frequency synchronization

- Turn on the wireless microphone MH-403.

- With the receiver on, press the 

SET 

button two times in a row. 

The channel indicator on the display of the MR-400 receiver 
will blink. 

-  Select  the  frequency  (channel)  using  the  buttons 

UP

  and 

DOWN

. Once the selection is made, press 

SET

. The channel 

will be memorized and will be shown in a fixed form.

- With the wireless microphone about 10-15cm from the receiver, press the 

SET

 button on the receiver to start the 

synchronization. During this process 

SYNC

 will be shown on the MR-400 display.

- The pairing process will end when the same frequency appears on the MH-403 microphone display.

- To automatically search for a free or low interference channel, press the 

ACT

 button, the receiver will scan of channels 

and will stop at a free one. While searching, 

SCAN

 will be displayed on the screen.

To adjust the microphone gain, press the 

UP

 and 

DOWN

 buttons on the MR-400 receiver.

Microphone gain adjustment

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