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ECC main
control board
TB24
TB12
TB22
RPU board
TB1
1
IN
2
24V
3
4
OUT
5
TB3
1
IN
2
Data
3
OUT
4
5
TB2
1
IN
2
Audio
3
OUT
4
5
Figure 6 Remote Page Unit Wiring
(Class A/Style Z)
4 LED Indicators
OK to Page A green LED that turns on steady to
instruct the operator that he/she may start paging.
Mic Trouble A yellow LED that turns on steady to
indicate a microphone wiring fault.
Power A green LED that turns on steady when DC
power is present.
Data Bus Fault A yellow LED turns on steady when
the main console and RPU cannot communicate.
Audio Riser Fault A yellow LED that turns on steady
when the audio riser wiring is open or short-circuited.
Board Fault A yellow LED that turns on steady when a
critical issue has been detected with the board. There are
no serviceable parts. Contact service personnel to replace
the unit.
ECC-RPU Installation Document — P/N LS10030-000FL-E:B 8/9/2013
external operator interface
power - 24VDC
external
data bus
B
A
B
A
ferrite clamp
external
audio
riser
+
-
+
-
+
-
B
A
B
A
+
-
+
-
5 Slide-in Label
Carefully cut along the outside of the label. Identify
keypad buttons as desired and slide the label upwards
through the slot at the bottom of the keypad.
OK TO PAGE
MIC TROUBLE
POWER
DATA BUS FAULT
AUDIO RISER FAULT
BOARD FAULT
3
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