9
Rear Panel Guide
1
AC Inlet
IEC socket
2 Speaker Terminals
Plug in terminal clamp connectors accept 1.5mm²
(15 gauge) speaker wires
3 Zone Preamplifi er Out
Audio and composite video outputs.
4 Buffered Video Out
The composite video inputs are buffered to enable
expansion to further amplifi ers.
5 RS232 Communication Port
The port is used for setup, control or monitoring. A
null modem cable must be used when connecting to
a PC or control system.
6 Expansion Bus Output
34 way IDC header. Connects to the expansion bus
input of the next amplifi er in a stack.
7 AMP ON Control
A contact closure between the PG and 0V
terminals invokes the Page preset, enabling
paging or doorbell activation.
AMP-ON 1,2,3 and 4 output 12VDC when the
Zone preamplifi er or amplifi er is ON, while AMP-
ON # is 12VDC when any of the zones are ON.
8 Input Terminals
Audio and Composite Video Source inputs.
9 Expansion Bus Input
Connects with another 450 series amplifi er’s
expansion bus output – provides connection of
source equipment audio, control and IR.
10 12V Out
The connectors supply 12VDC 1Amp max. Centre
Positive, 2.1mm pin diameter.
11 IR Emitter Ports
3.5mm mono jacks. IR1 and IR2 are used to control
specifi c source equipment. The ports only output
IR strings received from their associated controller
interface.
1R1 + 1R2 are for control of source equipment
common to all zones. They output the combined IR1
and IR2 infra-red strings.
12 Controller Interface
For connecting to keypads and IR receivers.
There are two controller interface ports:
BUS RUN 1 and 2, and each are linked with an IR
emitter port providing IR routing.
The +12VDC output is internally fused - self-
resetting – and has a maximum load of four
Keypad or IR receivers. The Data terminal sends
amplifi er status to the Keypads.
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Содержание Axium 450 Series
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