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Section 2:
2.1 Installation
This section provides information on how to install the ECC-125DA for use with the ECC-50/100
Emergency Command Center.
NOTE: The term ECC-125DA is used in this manual to refer to both the ECC-125DA (120 VAC
version) and the ECC-125DAE (240 VAC version) amplifier unless specified.
SW2 on the ECC-50/100's display board must be set to the UP position if any ECC-125DAs are
installed in the system. Refer to the ECC-50/100 Instruction Manual for more information. The
ECC-125DA must also be enabled in user programming. Refer to the programming section of the
ECC-50/100 Instruction Manual, LS10001-000FL-E.
2.1.1 Board Layout
Figure 2.1 shows the location of terminals, dipswitches, and expander connection, used in the
installation of the ECC-125DA.
16
ECC-125DA Remote
AC Connector
CIRCUIT 4
CIRCUIT 3
+
IN
–
+
OUT
–
+
IN
–
+
OUT
Audio Circuits
Figure 2.1 Components Layout of ECC-125DA
ECC-50/125DA Instruction Manual — P/N LS10027-000FL-E:D 5/21/2015
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Amplifier
CIRCUIT 2
CIRCUIT 1
BATTERY
–
+
IN
–
+
OUT
–
+
IN
–
+
OUT
–
+
–
Battery
Connector
VBUS
Out
VBUS
In
SBUS
SBUS ID
Dip Switch
Audio
Expander
Connection
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