Read JBL GTO-751EZ Service Manual online
C44
104
8
7
6
5
4
3
2
1
U9
7W04
C116
33U/25V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
11
12
13
14
15
16
U11
2010
2010
1
2
2
5
3
4
U5
AO4G
AO4G
TRIG
2
Q
3
R
4
CVolt
5
THR
6
DIS
7
VCC
8
GND
1
U15
555
D17M
4148
R98
100R
C32
104
+5V
R100
100R
C34
104
R11
10K
-5V
C128M
102
R44
10K
C83
10U/25V
C85
472
R8
47K
C84
472
D17
4148
MUTE1
R46
10K
Q23M
5551
R47
10K
D39M
1N4148
R8M
4.7K
+5V
R103
151
C31
104
Q9
5401
R105
100
R106
4.7K
R33
100K
C118
225/16V
C55
102
D4
4148
R65
1K
R107
4.7K
D5
4148
D7
4148
D8
4148
R20
2.2K
R19
2.2K
C120
100
C121
100
COM
COM
D51
5.1V
C36
104
C33
104
COM
C119
225/16V
R132
680R
R133
680R
C37
104
R
136
10R
R
137
10R
R138
10R
R139
10R
-VCC+12V
D52
MUR102
R146
12K/2W
COM
C38
104
C112
100U/25V
R109
4.7K
C39
104
C111
100U/25V
R108
4.7K
SD
D11
4148
R140
10R
D13
4148
R144
10R
D14
4148
R145
10R
R21
2.2K
R22
2.2k
M12
38N20D
M10
38N20D
M9
38N20D
C
122
335/250V
C
123
222/1KV
R147
4.7R
+VCC
-VCC
1
2
L5
50MH/45A
R148
4.7K/5W
R149
470R/2W
6
5
7
U4B
JRC4560
2
3
1
8
4
U4A
JRC4560
C126
471
R
179
0.1R
R
180
0.1R
R
181
0.1R
R
182
0.1R
PRO L
C129
335/100V
R7M
47K
C133
224/100V
C130
335/100V
C106
103/250V
D38
1N4148
1N4148
C131
335/100V
1
1
2
2
3
4
4
5
6
3
RL1
12V/30A
R150
4.7R/2W
D46 1N4148
+15V
+15V
5
4
6
SW4B
SW2P2T
2
3
1
SW4A
SW2P2T
RCA-PRO
PRO
R99
0R
0R
C132
335/100V
C135
224/250V
C136
102/250V
C72
104
R120
2.
7K
R151
2.2K/2W
PGND
U7
TLP181
D55
4007
PRO
1
2
L6A
10UH
3
4
L6B
10UH
+SP1
R119
56K
56K
1
2
JK4
CN2D
+SP
C134
224/100V
D38
1N4148
1N4148
PGND
C137
103/100V
R118
NC
NC
C87
100U/25V/NP
R45
10K
Q20
5551
Q21
5551
gnd
1
+in
2
-in
3
vee
4
5
6
out
7
vcc
8
+
-
U10
LM311
LM311
R115
10K
10K
-VCC+5V
-VCC+5V
R152
47R/5W
C115
47U/16V
C148
100U/16V
D53
MUR102
D54
MUR102
R
130
30K
R50
10K
R177
470
D18
4148
+SP
R10
12.1K
R178
47.5K
+SP1
R134
1.5K
R117
56K
56K
+SP
D37
1N4148
1N4148
R68
1K
C149
332
R116
56K
56K
C86
100U/25V/NP
Q18
5551
COM
Q19
5551
R114
10K
10K
C124
104/250V
C
125
104/250V
R6
47K
+SP1
MUTE
D6
4148
D16
4148
1
2
5
4
6
3
NC
NC
U134N35
SUB SIN
R113
220R
-15V
-VCC
R2
47K
C45
104
R95
1M
MUTE
R15
2.2K
+15V
D15
4148
Q17
K117
K117
+SP
R34
47K
R23
2.2K
C153
220U/25V
Q24
5551
Q11
5401
R7
47K
Q22
5551
5551
MUTE1
R34M
NG
D9
4148
R142
10R
M13
38N20D
D7M
5.1V
C
123
102/1KV
C69
47U/25V/NP
D23
1N4148
D24
1N4148
R85
47K
R87
4.7K
R89
2.2K
Q22M
5551
Q11M
5401
R10M
47K
R11M
100K
1
2
R115M
10K
MUTE2
D78
4148
1
2
3
2
3
CN3
CON3
R
11M
1M
AGND
C79
104
104
TP6
TP5
TP4
RJ6
NG
RJ5
NG
RJ4
NG
REM1
+15V
R129
2K7
L4 10uH
L10 10UH
L11 10uH
+15V
-15V
+VCC-1
SUB SIN
SUB IN
REM1
-VCC-1
1
1
TP7
1
1
TP8
1
1
TP9
1
1
TP10
1
1
TP11
1
1
TP12
1
1
TP13
1
1
TP14
1
1
TP15
1
1
TP06
5V-1
1
2
3
4
5
6
7
8
9
10
11
2
3
4
5
6
7
8
9
10
11
JP10
11PIN
1
1
TP04
1
2
3
4
5
6
JK5
HEADER 6
TP81
TP82
TP82
R18M
100
R17M
47K
Q04
5401
Q06
5551
R19M
4.7K
4.7K
R20M
4.7K
R21M
47K
47K
R22M
4.7K
4.7K
RJ8
NG
RJ9
NG
L13
10UH
+5V-1
L14
10UH
C10
104
C27
104
MT2
I
3
G
2
O
1
8
1*
+15V
+5V-1
C
125
222/1KV
R175
4.7R
COM
RT1
8.2K
8.2K
L130
10UH
GTO-751EZ
22
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