Page 11
midlandusa.com
Model MXT400
Page 10
midlandusa.com
Model MXT400
Using an External Speaker
The MXT400 provides a rear-panel jack for connection of an optional
external speaker (sold separately).
When selecting an external speaker, ensure the speaker has 8-ohm
impedance and is rated for 4.0 watts.
NOTE: When an external speaker is connected, the radio’s internal
speaker is automatically disabled.
CONTROLS AND INDICATORS
Operating Controls
1 Channel 7 Volume
2 TX Indicator 8
Data Terminal - not used
in the MXT400
3 Menu 9 Mic connector
4 Call/Lock 10 Privacy Tone
5 Power Level 11 Select
6 Power On/O 12 Scan/Monitor
LCD Display
1 Medium Power 7 Keypad Lock
2 Low Power 8 Compander
3 Auto Power O 9 Signal Strength
4 Repeater Oset 10 Receiver Active
5 CTCSS Privacy Tone 11 Channel Name
6 DCS Privacy Tone 12 Repeater Channel
Microphone Controls
1. Channel Down
4 Lock Switch - slide the swith down
to lock all of the buttons on the mic
except the PTT
2. Channel Up
3. PTT (Push to Talk)
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