Chamberlain MUOTIU-EX User Manual

Model MUOTIU-EX

PWR

GND

ACTIVE

Line IN

POWER

Line OUT

Outdoor Multi-Unit Telephone Interface

Overview

The Outdoor Multi-Unit Telephone Interface uses a
900 Mhz secure digital radio link that allows secure
conversations and gate operator control.
The Outdoor Multi-Unit Telephone Interface
(MUOTIU-EX) is compatible with various Liftmaster
Wireless Products.

Carton Inventory

Test/Program Cord

Outdoor Multi-Unit Telephone

Interface (MUOTIU-EX)

Antenna

AC Adapter

Step 2

Mount to solid surface.

Wiring to AC Adapter

Remove bottom panel
of the MUOTIU-EX.

Assembly & Installation

Choose location near the de-mark location.

Step 1

Screw in antenna.

Connect the Solid Black Wire to the GND Terminal
(shown below).
Connect the Striped Wire to the +18V Terminal
(shown below).

Power Active

GND

+18V

LINE

RING

TIP

PHONE

TIP

RING

Use the supplied Test/Program Cord for programming
and testing before completing connections to phone
company’s de-mark box.

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Program Accessories

With Existing Network

NOTE: If programming into an existing network,

ensure the MUOTIU-EX is programmed to the Active
unit. The MUOTIU-EX acts as a wireless remote
autodialer in a dedicated line system. A conversation
cannot be held on the phone connected to the
MUOTIU-EX.

Multi-Unit Gate Access Panel (MUGAPLM)

Features & Operation

NOTE: Any features of the MUOTIU-EX do not
require extra service from the Telephone Company.

Answering Calls

When visitor presses the number (00-63) then the
Call button, the MUOTIU-EX will call the desired
resident. If an expandable MUOTIU-EX system is
used all phones within the system will ring. When call
is answered from the MUOTIU-EX a repeating beep
will be heard for up to 10 seconds. To accept the call
dial “0”.
To activate the primary gate operator dial “*9” on the
phone connected to the MUOTIU-EX.

Step 1: On the phone connected to the MUOTIU-EX,
press “**07” after hearing the dial tone. Listen for
double beep. Hang up and Learn LED will flash for 15
seconds. If an error tone is heard it means that
memory will have to be cleared (see Troubleshooting).
Step 2: Within 15 seconds enter Master PIN Number
on MUGAPLM. A beep will be heard.

Step 3: Press “05”.
Step 4: Press “01” then press the Call button. The

MUOTIU-EX will ring the telephone and Caller ID will
display “Unit Learned”.

Repeaters

NOTE: Ensure that all devices are not programmed.

Step 1: On ONE Repeater, set Dipswitch #1 to ON.
Step 2: Press Learn button on both Repeaters.
Step 3: Enter Master PIN Number on the MUGAPLM

followed by “05”.
Step 4: Then press “01” followed by the Call button.
The LEDs on the Repeaters will flash 3 times
indicating programming is successful.
Step 5: Wait until the MUGAPLM has stopped
beeping or press the Cancel button before
programming Repeaters to the MUOTIU-EX.
Step 6: On the phone connected to the MUOTIU-EX,
press “**07” after hearing the dial tone. Hang up and
Learn LED will flash for 15 seconds. If an error tone is
heard it means that memory will have to be cleared
(see Troubleshooting).

Step 7: Within 15 seconds press the Learn button on
ONE Repeater. The LED will light.
Step 8: The MUOTIU-EX will ring the telephone and

Caller ID will display “Unit Learned”.

NOTE: If the Repeaters have not been programmed
to anything within an existing network, see Repeater
manual for further instructions.

Program Residential Phone Number

Step 1: On the phone connected to the MUOTIU-EX,

dial “*#”. A beep will be heard.

Step 2: Enter a residence number 00 through 63.
Step 3: Enter the telephone number of the desired

residence (up to 14 digits).
Step 4: Dial “#”. A beep will be heard.

NOTE: For long distance calls, include proper prefix.

Verify the Residential Phone Number

Step 1: On the phone connected to the MUOTIU-EX,

dial “**06#”. A beep will be heard.

Step 2: Enter a residence number 00 through 63.
Step 3: Dial “#”. A beep will be heard. Hang up the

telephone.
The telephone will ring and the call forwarding
number that has been programmed will be displayed
on Caller ID screen (briefly then disappears).

Erase Phone Number

To erase ONE phone number, on the phone
connected to the MUOTIU-EX, dial “**03#(00-63)#”.
To erase ALL phone numbers, on the phone
connected to the MUOTIU-EX, dial “**01*****”.

NOTE: Erasing all phone numbers can take up to
15 seconds.

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