Mitel MX-ONE Installation Instruction page 46

5.4.2
21/1531-ASP11301 Uen C 2017-03-28
MIVOICE MX-ONE CLASSIC WITH POWER UNIT
Alarms from FAN_2 units and alarms from power supply, can be routed to the MX-ONE
system via the ALARM inlet on either the DC/DC board if a MX-ONE Classic
(7U-chassis) is used, or in the rear of a MX-ONE Lite (3U-chassis) if this is used.
The Supervision Extension port must be terminated with alarm plug SXK 106 2097/1
on the FAN_2 unit.
Supervision
1 2 3 4
6 7 8
Pin 5 GND
Pin 9 Alarm relay
1)
Alarm 4
C NC NO
Alarm 1 Alarm 2 Alarm 3
C NC NO
White
Blue
Turquoise
Violet
White, relay, Alarm A
Blue, GND
Violet, relay, Alarm B
Turquoise, GND
Figure 36: Power and Fan alarm in Classic chassis
The following connections are used:
Power cable 53105286 (87) or Power splitter cable 50006938 (37) 
1.
(Note: If only one (1) Power cable 53105286 (87) are used, the FAN_2 alarm will
be activated)
2. * Alarm cable TSR 902 0277/2000 (free end on power unit side)
3. * FAN_2 Alarm cable TSR 902 0274/2200 (free end on power unit side)
4. * Alarm plug SXK 106 2097/1
*) Optional cables and plug.
For details about the power connections, see Supplier User Manual.
MX-ONE FAN_2
5
9
-48VDC Supervision
MX-ONE
Classic
C NC NO C NC NO
NC 11
C 10
NO 9
C 7
Needed when alarm handling is required
4*) Alarm Plug
Supervision Extension
Alarm A Alarm
Alarm B
-48V
Rear side of Power Unit
Violet
Turquoise
2*)
A
LARMS
-48VDC
3*)
.
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