Read JBL GX-A604 Service Manual online
1
2
3
4
5
6
7
8
A
B
C
D
8
7
6
5
4
3
2
1
D
C
B
A
INPUT SENS
0.2V-4V
power supply
1
2
3
GROUND
REM
+12V
bass boost
45Hz 0-12dB
power
A1
P1
A2
A4
C7
A5
HP ON
HP OFF
A6
1ch(L) -out
2Ω/4Ω
1ch input
Class AB Audio Power Amplifier
input selector
variable crossover
FUSE
P2
HI-IN auto ON
A1
GX-A604
A2
PRT
1
2
3
A
input mode
2ch
4ch
3ch
4ch
A3
switch
1
2
3
4
1&2ch HI IN
A
A1
A2
INPUT SENS
0.2V-4V
B1
B2
B4
B5
HP ON
HP OFF
B6
2ch(R) +out
2Ω/4Ω
2ch input
Class AB Audio Power Amplifier
input selector
variable crossover
A
A2
A1
Pitch 2.5mm
INPUT SENS
0.2V-4V
C1
C2
C4
C5
LP
FLAT
C6
3 ch(L) -out
2Ω/4Ω
3ch(L) input
Class AB Audio Power Amplifier
input selector
variable crossover
1
2
3
4
3&4ch HI IN
A1
A2
A2
Pitch 2.5mm
A
bass boost
45Hz 0-12dB
C7
INPUT SENS
0.2V-4V
C1
C2
C4
C5
LP
FLAT
C6
4 ch(R) +out
2Ω/4Ω
4ch(R) input
Class AB Audio Power Amplifier
input selector
variable crossover
A
A1
A2
3ch
4ch
3
2
1
4
A
7
6
5
8
B
HP
HP
crossover
32/320Hz 12dB/ oct
HP/LP pass
10Hz
320Hz
＞
40 KHz
32Hz
crossover
32/320Hz 12dB/ oct
HP/LP pass
10Hz
320Hz
＞
40KHz
32Hz
crossover
80Hz 12dB/ oct
HP pass
10Hz
＞
40KHz
80Hz
crossover
80Hz 12dB/ oct
HP pass
10Hz
＞
40KHz
80Hz
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