
User Guide
ACT-72T Bodypack Transmitter
All rights reserved. Do not copy or forward without prior approvals MIPRO.
Specifications and design subject to change without notice. MN 014/04

Bodypack Transmitter Bodypack Transmitter
Contents
1 Bodypack Controls and Indicators
3 O
4 LCD
5 T
perating Instructions
Display Screen
ransmitter Parameters
11 Battery Status
13 Setting MUTE
15 AF
16 B
Input Connections
attery Removal and Installation
Bodypack Controls and Indicators
1
2
3
4
5
6
7
8
9
10
FREQ UENCY
718.275MHz
MODEON
SET
12
13
11
1
Audio Input Connector: TA4F mini 4-pin
connector accepts any MIPRO lavalier,
instrument and headset microphones and
cables. (See 5 ways of connection on AF Input
Connections)
0
1

Bodypack Transmitter Bodypack Transmitter
2
MUTE Button: To mute and un-mute the audio
signal temporary.
3
Antenna: Flexible 1/4 wave transmitting
antenna.
4
Transmitter Housing: Holds PCB board and
wires.
5
LCD Panel: Display transmitter parameters.
6
SET Button: Parameter selection button.
7
MODE Button: Allows access to 6 available
functions displaying in LCD panel.
8
Power Button: Press and hold 2 seconds to
power ON or OFF.
9
ACT IR Port: Align and syncs the transmitter
and receiver frequency automatically.
10
Battery Compartment: Holds 2 'AA' batteries.
11
Battery Cover: Hinged cover opens to provide
access to 2 'AA' batteries.
12
External Mute Connector: When an external
mute switch cable, MJ-70 (optional) is connected
, user can manually mute and un-mute the
audio temporary.
13
Belt Clip: Detachable and reversible design
allows the transmitter to be worn on a belt,
waistband, or guitar strap ( .Figure 1)
Operating Instructions
!!Insert the lavalier, headset microphone or
instrument cable into the audio input connector
before power ON the transmitter.
Tighten the connector screw clockwise direction
as shown in (Figure 2) for a secured fit.
Capsule Connector
Headset
Lavalier
SET
MODEON
The ridge on the
connector must align and
match the indentation on
the socket when inserting
for a proper fit.
(Figure 2)
(Positive Wear)
(Figure 1)
(Opposite Wear)
2
3

Bodypack Transmitter Bodypack Transmitter
LCD Display Screen
A1
A2
A1
LCD Screen
A2
AF (audio) MUTE
A3
Transmitter Battery Meter
FREQUENCY
775.275MHz
AF MUTE
Transmitter Parameters
MODE button
!
Press “MODE” button to access one of the six
parameters below.
SET button
A3
!
Press “SET” button then the changeable
functions will twinkle. Change to the desired
parameters during the above twinkle by pressing
“SET” button.
FREQU ENCY
775.275MHz
SET
MODEON
A B
GRP CH
01 01
AF MUTE
F
SET LOCK
UNLOCK
AF MUTE AF MUTE
MODE
SET
FREQUENCY
775.275MHz
AF MUTE AF MUTE
E
MUTE MODE
MANUAL
AF GAIN
0 dB
MODE MODEMODE
RF POWER
RF-LOW
MODEMODE MODE
AF MUTE
C
D
A
Group and Channel
B
Frequency
C
Sensitivity Level
D
RF Output Power
E
MUTE Mode
F
Parameters Lock & Unlock Status
4
5