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4 CH Common ground connections
4 CH harness wiring
for common ground connections
from speaker terminals
PLEASE NOTE! If using high level inputs,
do not use the low level RCA inputs at
the same time!
R L
ORANGE
ORANGE
ORANGE
ORANGE
BLACK
BLACK
BLACK
BLACK
from speaker terminals
CH 1/2
CH 3/4
R L
ORANGE
ORANGE
ORANGE
ORANGE
BLACK
BLACK
BLACK
BLACK
19
high level mono
input connections
4 ch amp PB-638GX • PB-1038GX
4 CHANNEL MOSFET AMPLIFIER
FREQ.
CH 3
LOW IN
LEVEL
MIN MAX
CH 4
HPF
+18db
0
35
400
Hz
LPF
HPF
2.5k
BASS
BOOST
MIN MAX
FREQ.
POWERPROTECT
CH 1
CH 2
80
Hz
LPF
HI IN
CH4 CH3
+ - - +
LOW IN
BASS
BOOST
LEVEL
FULL
HPF
LPF
FULL
HPF
LPF
CHANNEL 1/2CHANNEL 3/4
HI IN
CH2 CH1
+ - - +
+18db
0
2.5k
80
Hz
35
400
Hz
REMOTE
BASS BOOST(CH3/4)