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Operation Manual
CTs Multi-Channel Power Amplifiers
page 8
3.6 Wire Your System
CAUTION: Never change the position of
the Mode Switch while the amplifier
power is on. See Section 5.2.2 for more
information.
3.6.1 Dual 8/4 Mode
Typical input and output wiring, along with level
control and Mode Switch settings are shown in
Figure 3.6. Make sure the Mode switch is set to
the “Dual 8/4” position.
INPUTS: Connect input wiring for each channel.
OUTPUTS: Maintain proper polarity (+/–) on
output connectors.
Connect the Channel 1 speaker’s positive (+)
lead to amplifier Channel 1 positive terminal;
repeat for negative (–). Repeat each channel wir-
ing as for Channel 1. Refer to Section 3.5 for
output connector pin assignments.
3.6.2 Dual 70V Mode
CAUTION: Never change the position of
the Mode Switch while the amplifier
power is on. See Section 5.2.2 for more
information.
Typical input and output wiring, along with level
control and Mode Switch settings are shown in
Figure 3.7. Make sure the Mode switch is set to
the “Dual 70V” position.
INPUTS: Connect input wiring for each channel.
OUTPUTS: Maintain proper polarity (+/–) on
output connectors.
Connect Channel 1 positive (+) speaker load to
Channel 1 positive terminal of amp; repeat for
negative (–). Repeat each channel wiring as for
Channel 1. Refer to Section 3.5 for output con-
nector pin assignments.
3 Setup
Figure 3.6 System Wiring and Control Settings, Dual Mode, 8/4 Ohm
Figure 3.7 System Wiring and Control Settings, Dual Mode, 70V.
Output panel
shown with
touch-proof
cover plate
removed.
Output panel
shown with
touch-proof
cover plate
removed.
CH 4
DUAL DUAL
BRIDGE
CH 3
CH 2
DUAL DUAL
BRIDGE
CH 1
See the Crown Amplifier Appli-
cation Guide, available online at
www.crownaudio.com, for pin
assignments for commonly
used connector types.
CH 4
DUAL DUAL
BRIDGE
CH 3
CH 2
DUAL DUAL
BRIDGE
CH 1
70V
70V