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IO.
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Key to Callouts
+12V - Connected to fuse or circuit breaker, then battery’s positive post.
Ground
-
Main ground connection. Bolt to a clean chassis ground in the
vehicle.
Remote - Remote turn-on input from the head unit. Accepts
+I
2V.
LED
-
indicates amplifier power on.
Speaker Output Connections - Sub Channels.
Bass
EQ
-
Adjustable bass equalization circuit, 0 to
+9
dB
boost at 45
Hz-Sub Channel only.
Input Level - Variable from 40mV to
2.5V-Subwoofer
Channel.
Inputs
-
Right and
let?
channel inputs; Subwoofer Channel.
Speaker Output Connections
-
Channels 1
&
2
Input Level - Variable from
IOOmV
to
2.5V-Channels
1
&
2.
Inputs - Right and left channel inputs; only right channel input used in
“Mono” mode-Channels 1
&
2.
Speaker Output Connections
-
Channels 3
&
4
input Level - Variable from 1
OOmV
to
2.5V-Channels
3
&
4.
Inputs
-
Right and left channel inputs; only right channel input used in
“Mono” mode-Channels 3
&
4.
[underside] Main Fuse
-
Main power supply fuse. Replace only with same
fuse value.
[underside] Xover S.I.P.
-
Crossover frequency setting for subwoofer
channel.
[underside] Bass
EQ
Switch - On/Off switch for bass equalization
circuit-Subwoofer Channel.
[underside) Subwoofer Input Select
-
Selects sub channel input from
internal (Channels l-4) or external.
[underside] Amplifier Crossover Switch - Select high pass or full range
operation-Channels 1
&
2.
[underside] Stereo/Bridged Mono Switch
-
“Mono” for bridged operation
(use only right channel input) or “Stereo” for 2-channel Stereo or Mixed
Mono operation; See crossover section for more details-Channels 1
&
2.
[underside] Amplifier Crossover Switch
-
Select high pass or full range
operation-Channels 3
&
4.
[underside] Input/Stereo/Bridged Mono Select - Selectable inputs from
internal (from channels 1
&
2) or external and stereo or mono-Channels 3
&
4. “Mono” for bridged operation (use only right channel input) or “Stereo”
for 2-channel Stereo or Mixed Mono operation.
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