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SpectraLink Link 150 M3 MCU User Manual

Page 26

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SpectraLink Corporation

Installation and Operation

Link WTS – Link 150 M3 MCU

Connect Power
1. Connect the power plug from the AC adapter to the jack labeled

PWR

on the

MCU.

Use only the provided Class II AC Adapter with output 24VDC, 1A.

For installations with more than one MCU, use an outlet strip with a
built-in power switch. This allows the MCUs to be turned on and off
together.

2. Plug the AC adapter into a 110VAC outlet or switch on the outlet strip to apply

power to the MCU.

Set Switch Interface Type
The following steps explain how to assign a switch interface type to the MCU. This
procedure must be done in on each MCU.
1. Power on the MCU with the mode switch in the

NORMAL

position.

Because the MCU does not have a switch type assigned, it will alarm (the

ERROR

LED will flash along with

STATUS

LEDs

1

,

2

,

3

,

4

, and

5

). This should take less

than 2 minutes.

2. Power off the MCU.
3. Move the mode switch to

ADMIN

and power on the MCU. Within 15 seconds,

STATUS

LEDs

2

and

4

will light.

4. Press the

STEP

button three times.

STATUS

LEDs

1

,

2

, and

4

must be lit.

LINE

LEDs

1

through

8

(indicating an

unconfigured MCU) should also be lit.
If any other combination of

LINE

LEDs is lit, then a switch type has already been

selected. Go to step 5 to pick the desired switch type.

5. Press the

DEL/ENTER

button to select the correct switch interface type. With each

press of the

DEL/ENTER

button, a different series of

LINE

LEDs will be lit.

Continue to press

DEL/ENTER

until the correct

LINE

LEDs are lit. Use the

following list to select the desired switch interface.

PN: 72-0075-01-F.doc

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