![](/html/16/16d4/16d47cfd07d4d80a81309b9dc1081a41187b6a3b0eb898e8e16e802f47d050aa/bg1.png)
User Guide
ACT-80HC
DIGITAL TRANSMITTER
All rights reserved.
Do not copy or forward without prior approvals MIPRO.
Specifications and design subject to change without notice.
MN 015/01
2 CE 5 0 9 A
![](/html/16/16d4/16d47cfd07d4d80a81309b9dc1081a41187b6a3b0eb898e8e16e802f47d050aa/bg2.png)
Rechargeable Wideband Digital Handheld Transmitter Rechargeable Wideband Digital Handheld Transmitter
Contents
1 Controls and Indicators
Handheld
3 Operating Instructions for Insertion &
Removing Battery
5 Patented Protection Cover
7 LCD
8
Display Screen
How to Setup Transmitter Parameters
19 Battery Status
22
23
Setting MUTE
General Tips for Improving System
Performance
Handheld Controls and Indicators
1
2
3
4
486.500MHz
5
6
7
8
FREQU ENCY
9
10
11
0 1
12
13
![](/html/16/16d4/16d47cfd07d4d80a81309b9dc1081a41187b6a3b0eb898e8e16e802f47d050aa/bg3.png)
Rechargeable Wideband Digital Handheld Transmitter Rechargeable Wideband Digital Handheld Transmitter
1
Capsule Module: Protects detachable
microphone capsule module and internal foam
Operating Instructions for Insertion &
Removing Battery
prevents breathing, wind and POP noises.
2
Fixed Ring
3
Battery Compartment: Accommodates one
18500 rechargeable battery.
4
Housing: Protects transmitter PCB, battery
compartment and batteries.
5
LCD Panel: Displays transmitter parameters.
6
Power On/Off Switch: Slides the power switch
to the “ON” position for use or to the “OFF”
position when not in use.
7
MODE Button: Allows access to available
functions displaying in LCD panel.
8
SET Button: Changes parameters.
9
ACT Infrared (IR) Port: Receives signals from
receiver to synchronize frequencies.
10
MUTE Button: To mute and un-mute the audio
signal temporary.
11
Battery Charging Contact: Align contacts
during charging.
12
Protection Cover: Protects power switch and
prevents user has direct access to power switch.
13
Channel ID Clip: For channel identification
(Optional)
18500
rechargeable
lithium
battery
2 3
![](/html/16/16d4/16d47cfd07d4d80a81309b9dc1081a41187b6a3b0eb898e8e16e802f47d050aa/bg4.png)
Rechargeable Wideband Digital Handheld Transmitter Rechargeable Wideband Digital Handheld Transmitter
! Rotate and remove microphone grill counter
clock direction.
! Press both sides of Fixed Ring to pull out Fixed
Ring.
! Insert or remove battery accordingly. Insert
battery according to its correct polarity for a
proper fit. Wrong polarity will not fit properly.
! Power on the transmitter to check if battery is
fresh and inserted correctly. LCD lit denotes
battery inserted correctly.
Note: Transmitter cannot be powered on with
charged battery.
a. Ensure battery is inserted correctly with +
top side.
b. If battery is inserted correctly it could be
due to self battery protection mechanism.
Insert the transmitter into the charger to
re-charge for 10-20 seconds to wake-up
the battery. It should work.
c. If charger cannot be used, reverse the
battery insertion for 10-20 seconds, wake
up the battery with correct polarity. It
should work.
d. Always power off after each use. Remove
the internal battery if it will not be used
for an extended period of time.
Patented Protection Cover
Protection cover's patented design protects
accidental access to power switch and its rugged
material and snug fit offer protection to both power
switch and PCB during accidental drop.
Steps
! Remove protection cover.
! Reverse protection cover.
! Install protection cover to protect accidental
power on/off.
! Mute function is open for easy acsess.
4 5
![](/html/16/16d4/16d47cfd07d4d80a81309b9dc1081a41187b6a3b0eb898e8e16e802f47d050aa/bg5.png)
Rechargeable Wideband Digital Handheld Transmitter Rechargeable Wideband Digital Handheld Transmitter
! When power is off, reverse-installation of
protection cover will turn on the switch
automatically. To turn off the system, remove
the cover to turn off.
Protection cover must be attached during
!
operation for full protection.
! Color-coded channel identification clip can be
attached to the bottom of protection cover.
MP-80 Battery Charger (Optional)
MP-80 Charger charges both transmitters and
18500 rechargeable batteries.
LCD Display Screen
Fully Lit LCD Display
A1
A2
A3
A1
LCD Screen
15
A2
Parameters Screen
16
A3
AF (audio) MUTE
A4
Transmitter Battery Meter
GRP CH
0 1 0 2
A4
Transmitters Charging
18500 Charging
6 7