Read JBL GTO-3EZ Service Manual online
R32
22K
22K
C26
102
6
5
7
U1B
4580
R37
10K
R39
10K
10K
R38
10K
R40
10K
R17
120R/2W
120R/2W
R8
56K
R7
56K
R22
0R
R23
0R
C12
10uF/25V
C13
10uF/25V
C32
47P
47P
4
3
RCA1B
R1
NC
C1
104
FL
A2
A1
to 12/12
C33
47P
HI 2
HI 1
Line
HI 2
HI 1
Line
SX1 ESDA
SX2
ESDA
RCA-PRO
R34
22K
22K
C28
102
102
2
3
1
8
4
U1A
4580
R46
10K
R47
10K
10K
R45
10K
R48
10K
R19
120R/2W
R12
56K
R11
56K
R27
0R
R26
0R
C17
10uF/25V
C16
10uF/25V
C36
47P
+15V
-15V
2
1
RCA1A
R3 NC
C3
104
FR
C37
47P
HI 2
HI 1
Line
HI 2
HI 1
Line
SX6
ESDA
SX5
ESDA
RCA-PRO
R33
22K
22K
C27
102
102
6
5
7
U3B
4580
R43
10K
R42
10K
10K
R44
10K
R41
10K
R18
120R/2W
120R/2W
R9
47K
R10
47K
R24
0R
R25
0R
C14
10uF/25V
C15
10uF/25V
C35
47P
47P
+15V
-15V
2
1
RCA2A
R2 NC
C2
104
FL
C34
47P
HI 2
HI 1
Line
HI 2
HI 1
Line
SX3
ESDA
SX4
ESDA
RCA-PRO
SUB-ING
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
CN1
CN16
CN16
2
3
1
8
4
U3A
4580
R67
2.2K
R62
47K
R78
24K
C29
102
R63
47K
R66
2.2K
1
2
3
SW4A
1333-0203-00
4
5
6
SW4B
1333-0203-00
R68 0R
R69 0R
TP11
TP10
TP9
TP8
TP7
TP6
TP3
TP2
TP17
TP16
TP15
TP12
C46
104
104
C47
104
C45
104
104
-15V
+15V
R76
100R
C42
104
104
R79
47K
+5V
C43
104
Vin
1
GND
2
Vout
3
U9
L7805
C50
10U/16V
C48
10U/16V
C49
10U/16V
+5V
R77
0R
R80
8K2
R-IN
1
R-OUT
2
GND
3
DATA
4
CLOCK
5
VCC
6
L-OUT
7
L-IN
8
U7
M62429
VDD
1
P0
2
P1
3
P2
4
P3
5
P4
6
P5
7
VSS
8
U8
DSP-51AD
C53
104
C52
104
104
+5V
C51
104
104
R81
330R
R82
330R
D1
4148
+15V
C44
104
104
TP1
TP18
TP19
1
2
L3A
10UH
SX13
ESD
ESD
SX12
ESD
SX11
ESD
ESD
REM
+15V
R98
2K7
1
2
L2A
560R
1
2
L1A
10UH
-15V
+15V
U10
TLP181
D4
4148
R83
470R
C25
104
RT1
P
T
C
/50R
R6
5.6K
5.6K
RCA-PRO
A3
A4
3
L3PB
100M/100R
1
L3PA
100M/100R
7
L3PD
100M/100R
5
L3PC
100M/100R
R115
4.7K
R116
15K
15K
1
2
R106S
4.7K
P+12V
C21A
101
R84
10K
C20
47uF/16V
R85
10K
10K
C55
101
101
R88
1K
2
3
1
8
4
U5A
TL072
+12V-P
R54A
100K
R53A
100K
C11
C102
C10
C102
C21
474
R60A
100K
100K
R58A
100K
R57
8.2K
A1
A2
6
5
7
U5B
TL072
C22
474
R59A
1M
D9
1N4148
+12V-P
1/2P
R57A
1.5K
1.5K
R86
10K
D10
1N4148
R55
220K
R56
220K
D3A
1N4148
A4
R125
1K
1K
A3
C80
2.2uF/25V
C4
C102
C22A
101
C5
C102
R2S
10K
R53
100K
R54
100K
R55A
220K
R56A
220K
1/2P
1/2P
Q2
2SC
1815
R167
220K
220K
C75
22uF/16V
REM1
D4A
1N4148
Q3
2SA1015
2SA1015
D3
IN4148
D2
IN4148
6
5
7
U6B
LM393
LM393
R92
11K
11K
R96
10K
10K
R101
100R
100R
R90
2.2K
C56
220uF/
16V
2
3
1
8
4
U6A
LM393
LM393
R87
15K
15K
Q15
2SC
1815
Q4
2SC1815
R93
47K
Q1
2SA
1015
R102
2.7M
2.7M
R100
2.2K
2.2K
R95
100K
100K
R103
18K
+12V-P
1
2
R3S
220R
220R
1
2
C8
NP100uF/25V
NP100uF/25V
C7
NP100uF/25V
NP100uF/25V
1
2
C9
NP100uF/25V
3
2
4
1
SW1A
SW8P3T
7
6
8
5
SW1B
SW8P3T
11
10
12
9
SW1C
SW8P3T
15
14
16
13
SW1D
SW8P3T
27
26
28
25
SW1G
SW8P3T
31
30
32
29
SW1H
SW8P3T
FL-ING
FR-ING
FR-ING
FR-A
FL-A
SUB-A
SUB-VRIN
SUB-VROUT
SUB-ING
SUB
SUB-VRIN
SUB-VROUT
POR1
SUB
FL-ING
PRO
FR-ING
SUB
1
L2PA
100M/100R
3
L2PB
100M/100R
Q17
2SC1815
2SC1815
-VCC
+VCC
R89
10K
10K
1
2
R117
47K
&;
3
5;
.
5;
.
4;
1
5;
.
5;
.
4;
1
5;
.
5;
5
1
2
3
4
5
6
CN2
6P
+5V
SX14
ESD
ESD
SX15
ESD
ESD
TP20
TP21
TP51
TP52
TP47
TP48
TP50
TP49
4
5
6
SW5B
+12V-P
Schematic: Input
GTO-3EZ
37
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