Read JBL GTO 504 Service Manual online
1
2
3
4
5
6
A
B
C
D
6
5
4
3
2
1
D
C
B
A
INPUT RL
AUX OUT L
AUX OUT R
INPUT RR
OP
OP
OP
OP
1
3
2
A
1
3
2
A
OP
OP
10
100K
32
320
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz-320Hz/12dB
10
100K
32
320
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz-320Hz/12dB
10
100K
50
10
100K
50
BASS BOOST
VARIABLE
0dB-6dB/50Hz
BASS BOOST
VARIABLE
0dB-6dB/50Hz
AMP
AMP
INPUT L
INPUT R
OP
OP
1
3
2
A
1
3
2
A
OP
OP
10
100K
32
320
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz-320Hz/12dB
10
100K
32
320
MODE HP/FLAT/LP
VARIABLE LPF/HPF
32Hz-320Hz/12dB
AMP
AMP
MAIN AMP
FRONT L
MAIN AMP
FRONT R
MAIN AMP
REAR RL
MAIN AMP
REAR RR
4 ohm/2 ohm
4 ohm/2 ohm
speaker
speaker
speaker
BTL-4ohm
4 ohm/2 ohm
4 ohm/2 ohm
speaker
speaker
speaker
BTL-4ohm
power supply
Battery
+VCC
-VCC
+15V
-15V
7
GTO504
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