Schematics - JBL GTO 75.4 Service Manual

C126
A
22P
R126 R125
10KF 10KF
R-OUT C128 R128
4.7/50V"SRE" 1K 2
RCA101-C
1
-
DJB-554A
+
3
U111-A
R127
NJM2068LD
R129 1K
100K
C105
22P
C102 R102 R105
22/16V"SRE" 47KF 47KF
R107
LOW INPUT R-CH
R101 C104 2
-
RCA101-A 22KF 10P
1
+
DJB-554A 3
C103 R103
U101-A
22/16V"SRE" 47KF
B NJM2068LD
C101 R106 C106
102P 47KF 22P
R165
1K
HI101 3
LAD1140-04PBK
C123 R123
2
2
22/16V"SRE" 270K
+
R122
C124 R124
2
10K
22/16V"SRE" 270K
-
C224 R224
2
HI-INPUT
22/16V"SRE" 270K
C
6
-
R222 C223 R223
2
10K 22/16V"SRE" 270K 5
+
R265
1K
C205
22P
C202 R202 R205
22/16V"SRE" 47KF 47KF
LOW INPUT L-CH
R201 C204 6
-
RCA101-B 22KF 10P
7
+
DJB-554A 5
C203 R203
22/16V"SREz" 47KF U101-B
NJM2068LD
D
C201 R206 C206
102P 47KF 22P
C226
22P
R226 R225
10KF 10KF
L-OUT C228 R228
RCA101-D
4.7/50V"SRE" 1K 6
7 -
DJB-554A
+
5
U111-B
R227
R229 NJM2068LD
1K
100K
E
1 2
GTO 75.4 Page1 Schematic
FRONT-R
REAR-R
+15V
R112
10K
C111
47P
C156
12P
R111
10K
1K
R156 91KF
U103-B
C155 R155 R113
R110 NJM2068M
10/16V 15KF 6 VR102A
5.6K
6 10K -
VR101-A 7
5 + 7
20KB 5 50KC
4
R108 U102-B
820 NJM2068M R114
10K
U110-A
NJM2068LD
R166
1
1K
+
FRONT-R
-15V
1
-
SW102
JSS2219
MONO
32-320Hz VARIABLE X-OVER
STEREO
R266
1
1K
-
FRONT-L
7
+
U110-B
NJM2068LD
R212
10K
C211
47P
R211
10K
R207
1K U103-A
C255 U102-A
NJM2068M
8 R210 R213
10/16V
NJM2068M 2 VR102B
5.6K
3 10K -
VR101-B 1
2 + 1
20KB 3 50KC
R208
R255 R256 47KF
820
15KF
R257 R214
C256
10K
9.31KF
20P
FRONT-L
*NJM2068LD*
REAR-L
#4PIN : -15V
#8PIN : +15V
3
C192 C191
330/16V 220/16V 15V
C400 C200 R192
1K
104P 104P
2.2/50V
LED02
TOL-30aSBaCAa-B2 R292
1K
1.478V
-15V
C113 C115
823M"TL" 823M"TL"
U104-B
R115 U105-B
NJM2068M SW101-A
6 VR102C 5.6K NJM2068M
6 JSS2301S120 C125 R120
-
C120
- LPF
7 10/16V"SRE" 1KF 2.2\50V"SRE"
+
5 50KC + 7 HPF
5
FLAT
R121
22KF
+15V
-12.80V
C141
2.2/50V
C195 C196
-15V
473P 473P
C295 C296
473P 473P C410 C210
C292 C291
330/16V 220/16V
104P 104P
-15V
C231
2.2/50V
C213 C215
823M"TL" 823M"TL"
U104-A
R215 U105-A
NJM2068M SW101-B
NJM2068M
2 VR102D 5.6K
2 JSS2301S120 C225 C220
- R220
- LPF
1 10/16V"SRE" 1KF 2.2\50V
+
3 50KC + 1 HPF
3
FLAT
R221
22KF
C241
2.2/50V
4 5
23
27.7V
R191
VCC2
150/2W
D191 R131
1N4744(15V) 1K R135 R136
38.1V
37.6V 47
1K
C131
R132 Q133
A1266GR
5.6K
Q131
Q134
0.759V
Q132 C132
C3198GR
C1027Y
C3198GR 100P
Q135
TIP35C
R151 R152
1.5K 15K
R133 R134 R137
22 22 3.9K
R160
R150 0.1/3W D151
C140
120 1SS133
-0.632V
Q140
473(M)"TL"
C3200GR
R170
0.1/3W
R143 R144 R147
C121
22 22 2.7K
68P
Q145
TIP36C
Q144
C142
Q141 Q142 -0.987V A1023Y
R142 100P
5.6K A1266GR A1266GR
Q143
C3198GR
-38.1V
R145
-37.6V
R141 R146
1K
47
1K
-27.7V
R171
R291
VEE2
R172 13.7KF
150/2W
1KF
C171
D291
100/16V"SRE"
1N4744(15V)
+15V
R231
R235 R236
1K
37.6V
1K 47
38.1V
R232
Q233
5.6K
A1266GR
Q232
Q231
C232
C3198GR Q234
C3198GR 0.759V
100P
C1027Y
Q235
TIP35C
R233 R234 R237
3.9K
22 22
R251
1.5K
R250 R260
0.1/3W
120
C240
0.568V
Q240
473(M)
R270
C3200GR
0.1/3W
C221
R243 R244 R247
2.7K
68P 22
22
Q245
TIP36C
Q244
C242
Q241 Q242
A1023Y
100P
A1266GR A1266GR
R242
Q243
5.6K
C3198GR
-38.1V
R241 R245 R246
1K 1K 47
-15V
R271
R272
13.7KF
1KF
C271
100/16V
6
38.6V
VCC1
38.6V
PROT
Q151
C3200GR
C151
100P
A
0V
Q181
R181 C3198GR
56K
R281 Q281
C181
56K
C3198GR
100/16V
-38.6V TER02-A
F/ROUT
VEE1
R161
R162 ST-11A-2-8P
4.7/0.5W
680/2W
C161
104(M)
C261
104(M)
R262
38.6V R261 680/2W
4.7/0.5W
VCC1 F/LOUT
0V
Q251
C3200GR
R252
15K
D251
C251
1SS133
100P
0V
-38.6V
VEE1
7 8