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ASL INTERCOM V400 Installation Manual page 20

Amplifier mainframe

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LSDDC CONNECTIONS
INPUT
.
.
.
+
-
SCREEN
LINE OUT
B
A
-
+ -
+
STANDBY IN
-
+
-
+
V400 – Installation Guide
AUDIO INPUT: 3-WAY PLUGGABLE WAGO CAGE CLAMP (MALE)
Signal
Description
Screen
Cable screen
"+"
Balanced audio input at 0 dBu
"-"
Balanced audio input at 0 dBu
LOW LEVEL STANDBY AND OVERRIDE LINK: DUAL RJ45
Pin No
Signal
1
Standby I/P +
2
Standby I/P -
3
Not used
Override Audio
4
Control +
Override Audio
5
Control -
Standby
6
lockout
Override Audio
7
I/P +
Override Audio
8
I/P -
Two sets of connections are provided for 'daisy-chain' wiring from
amplifier to amplifier.
100 V CONNECTIONS: 4-WAY PLUGGABLE WAGO CAGE CLAMP (FEMALE)
Signal
A+/A-
B+/B-
The B connections become the Loop Return Input when the unit is
configured for this mode.
100 V CONNECTIONS: 4-WAY PLUGGABLE WAGO CAGE CLAMP (MALE)
Signal
STANDBY IN+/-
Ensure +/- phase is preserved.
!
!
U-0398-0607.doc – Issue: 03 complete, approved
Page 20 of 24
CAT5 Cable
Description
(EIA 568-B)
Balanced audio output to standby
Orange/White
amplifier at 0 dBu
Balanced audio output to standby
Orange
amplifier at 0 dBu
Green/White
Not used
Relay Drive DC, 5 V nominal
Blue
Control main audio input overriding
Relay Drive DC, 5 V nominal
Blue/White
Control main audio input overriding
Bi-directional signal control line;
Green
prevents multiple amplifiers
accessing one standby amplifier
Balanced audio input at 0 dBu
Secondary audio input, which enables
Brown/White
emergency sources to be switched
directly to the input of the power
amplifiers by activation of a relay
Balanced audio input at 0 dBu
Secondary audio input, which enables
Brown
emergency sources to be switched
directly to the input of the power
amplifiers by activation of a relay
Description
100 V line audio output to speaker circuit A
100 V line audio output to speaker circuit B
Description
100 V line from standby amplifier
Two sets of connections are provided for 'daisy-chain'
wiring from amplifier to amplifier

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