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Front View
60
ttom View
10
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KEY TO CALLOUTS
FUSE LED
-
Indicates blown
fluse.
Power LED
-
indicates amplifier power, either in High Power or Auto High Current.
Subsonic
/
Hawkins Bass Control Switch
-
“SUB SONIC” to engage the Sub Sonic
filter at 13 Hz.
“Hawkins Bass Control” to engage the high pass filter
@
45 Hz with
variable boost
(Q)
for optimum bass for any channel in Low Pass.
Clip Indicators
-
(Channels
l&2)
Indicates the signal output level is too high and the
output stage of the amplifier is clipping.
XOVER Switch
-
(Channels
l&2)
Select
“L.P.”
for use with the internal low pass filter,
“IN” for use with the internal high pass filter, or “OUT” for use with external crossover.
Left Channel Balanced/Unbalanced Input Selector
-
(Ch 1) Select “BALANCED” to
use the 6 pin Balanced signal input. Select “UNBALANCED” to use the RCA signal inputs.
Right Channel Balanced/Unbalanced Input Selector
-
(Ch 2) Select “BALANCED” to
use the 6 pin Balanced signal input. Select “UNBALANCED” to use the RCA signal inputs.
Clip Indicators
-
(Channels
3&4)
Indicates the signal output level is too high and the
output stage of the amplifier is clipping.
XOVER Switch
-
(Channels
3&4)
Select
“L.P.”
for use with the internal low pass filter,
“HP.” for use with the internal high pass filter, or “OUT” for use with external crossover.
Left
#Channel
Balanced/Unbalanced Input Selector
-
(Ch 3) Select “BALANCED” to
use the 6 pin Balanced signal input. Select “UNBALANCED” to use the RCA signal inputs.
Right Channel Balanced/Unbalanced Input Selector
-
(Ch 4) Select “BALANCED” to
use the 6 pin Balanced signal input. Select “UNBALANCED” to use the RCA signal inputs.
Inputs
-
Right and left channel RCA inputs for channels
3&4.
Balanced Signal Input Connector
-
(Channels
3&4)
6-Pin Balanced input connector
for use with the Soundstream
BLT/BLT4
Balanced Line Trasmitter or X.0 crossover.
Input LEVEL
-
Channels
3&4
independent left and right input level control.
High Pass Control Adjustment
-
(Channels
3&4)
crossover frequency control for the
internal high pass filter.
Speaker Connection Terminal
-
Speaker connections for Ch’s
3&4.
Inputs
-
Right and left channel RCA inputs for channels
l&2.
Balanced Signal Input Connector
-
(Channels
l&2)
6-Pin
Balanced input connector
for use with the Soundstream BLT/BLT4 Balanced Line Trasmitter or X.0 crossover.
Input LEVEL
-
Channels
l&2
independent left and right input level control.
High Pass Control Adjustment
-
(Channels
l&2)
crossover frequency control for the
internal high pass filter.
Low Pass Control Adjustment
-
Crossover frequency control for the internal low
pass filter. Applies to any channel with the low pass filter engaged.
Hawkins Bass Control “Boost” Adjustment
-
Varies from 0 to
+9
dB
of boost when
the Hawkins Bass Control is engaged. Note: Applies to any channel with the low pass
filter engaged.
Subwoofer Level Control
-
Additional level control (k6dB) to any channel receiving
information from the low pass filter.
Line Outputs
-
Full range outputs to external amplifier. Note: Signal is driven from
channel
l&2
inputs.
Speaker Connection Terminal
-
Speaker connections for Ch’s
l&2.
REMOTE
-
Remote turn-on input from the head unit. Accepts
+12V.
GND
-
Main ground connection. Bolt to a clean chassis point in the vehicle.
+12V
-
Connected to a fuse or circuit breaker, then to the battery’s positive terminal
Main Fuse
-
Main power supply fuses.
Stereo/Mono Switch
-
(Channels
l&2)
Select “MONO” for bridged mono output (use
right level and RCA input only). Select “STEREO” for stereo output.
Channels
3&4
INPUT SELECT
-
Selectable inputs from internal (from channels
l&2)
or
external (from channels
3&4
local RCA inputs).
Stereo/Mono Switch
-
(Channels
3&4)
Select “MONO” for bridged mono output (use
right level and RCA input only). Select “STEREO” for stereo output.
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