Connecting Deskset To Alarms; Setting Jumpers - Motorola MC3000 Operating And Installation Manual

Connecting Deskset to Alarms

Alarm connections are made to a terminal strip on the right side of the bottom housing.
The pins are numbered in ascending order from left to right (inside to the outside of the
bottom housing).
The deskset must be opened for access to this terminal strip.
To connect the deskset to alarms:
1. Put the cable through the slot on the bottom rear corner of the housing.
2. Loosen the 4 slotted screws on the each terminal strip and insert the cable wires into
the correct positions as shown in the following three tables.
3. Secure and tie-wrap the cable to the bottom housing.
Note: After the power supply is connected you can apply power and perform a verification
test.

Setting Jumpers

The deskset must be opened for access to the jumpers. You must remove power prior to
opening the deskset. If you are connecting a deskmic, all jumpers are in position A. If you
are connecting a headset, all jumpers are in position B.
Table 2-2: Jumper Settings Table
Switch Position
S1 A
S1 B
S2 A
S2 B
S4 A
S4 B
MC3000 Digital Deskset Operator and Installation Manual
(6880309L15-A)
Table 2-1: P2 Alarm Functions Terminal Strip Table
Pin # Function
1 Alarm_com (common)
2 Alarm _NC (normally closed)
3 Alarm _NO (normally open)
4 Ground
Function *= Default
*Enable PTT control for Deskmic
Enable PTT control for Headset
*Enable Monitor for Deskmic
Enable Monitor for Headset
*Enable Deskmic Sense for Deskmic
Enable Headset Sense for Headset
Installation
Connecting Deskset to Alarms
2-7