Filter
Top Products
+
–
+
–
LEFT RIGHT
+
–
BRIDGED
SPEAKER OUTPUT
POWER
FUSE
20 AMP
REM GND(
–) BATT(+)
20
3
4
5
DA4002/DA6502
3
Controls and Connectors
1.Pre-amp Line Level Input Connector –
Connects to line-level output from the
source unit.
2.Floating Ground Factory-Head-Unit
Interface Speaker Input – Connects to
speaker level output from the source
unit (2-channel on DA4002, DA6502,
DA1002; 2 separate 2-channel connec-
tors on DA3504).
3.Speaker-Output Connector – 2-channel
on DA4002, DA6502 and DA1002; 4-
channel on DA3504.
4.Fuse – DA4002: 15A ATC,
DA6502: 20A ATC, DA1002 2x 20A ATC,
DA3504: 30A ATC.
5.Power Connector – Connection for
12V+, Gnd and Rem in.
6.Input-Mode Switch – Sums left and
right inputs.
7. Input-Level Control – Adjusts input sen-
sitivity for pre-amp level and speaker
level inputs.
8.Crossover Selector – Determines
whether the crossover is a High-Pass
filter @120Hz (HP), a Low-Pass filter
@120Hz (LP) or unfiltered (FLAT). Low-
pass filter frequency selector (DA1002).
9.Bass E.Q. – Enables bass boost +6dB
@ 50Hz.
SPEAKER
INPUT
INPUT
MODE
SPEAKER
INPUT
INPUT
MODE
STEREO
MONO
L
+
–
R
+
–
LINE INPUT
R
L
110
BASS
EQ
BASS
EQ
INPUT
LEVEL
INPUT
LEVEL
CROSS
OVER
CROSS
OVER
OFF
6dB
+
OFF
6dB
+
LPF HPF
FLAT
LPF HPF
FLAT
110
LINE INPUT
R
L
STEREO
MONO
L
–
–
R
+
–
8
7
6
9
2
1
SPEAKER INPUT LINE INPUT
R
L
BASS EQ
INPUT
LEVEL
L
+
––
+
R
R
L
OFF
6dB
+
110
CROSSOVER
LPF HPFFLAT
+
–
+
–
+
–
REAR
LEFT RIGHT
+
–
+
–
LEFT RIGHT
BRIDGED
+
–
BRIDGED
SPEAKER OUTPUT
FRONT
POWER FUSE
30 AMP
REM GND(–) BATT(+)
30
2
7
8
9
1
7
2
1
6
3
4
5
L
L
+
+
–
–
+
–
R
R
R
+
–
SPEAKER INPUT LINE INPUT
R
L
110
BASS EQ
INPUT LEVEL
L
OFF
6dB
+
LOW PASS
FILTER
OFF 70Hz100Hz
DA1002
SPEAKER OUTPUT
+
+
–
–
+
–
POWER
REM GND(–) BATT(+)
BRIDGED
RIGHTLEFT
FUSE
20 AMP
20 AMP 20 AMP
20
20
DA3504
3
5
4
2
1
7
8
9
DA OM 7/14/98 11:38 AM Page 3