JBL GTO 75.4 (serv.man2) Service Manual ▷ View online
C461
104(M)
R461
4.7/0.5W
R342
5.6K
C441
2.2/50V
R332
5.6K
R420
5.6KF
R320
5.6KF
C411
47P
R310
10K
U305-B
7
6
5
NJM2068M
-
+
R315
5.6K
R481
56K
PROT
C320
2.2\50V"SRE"
SW301-B
JSS2301S120
U303-B
7
6
5
NJM2068M
-
+
U304-B
7
6
5
NJM2068M
-
+
C313
823M"TL"
R414
10K
SW301-A
JSS2301S120
R413
5.6K
TER02-B
ST-11A-2-8P
C415
823M"TL"
C321
68P
C420
2.2\50V
C421
68P
R421
22KF
R321
22KF
R447
2.7K
R445
1K
R443
22
R444
22
R433
22
VEE1
VEE1
R361
4.7/0.5W
R381
56K
Q351
C3200GR
C351
100P
D351
1SS133
R352
15K
R351
1.5K
R371
33KF
C371
100/16V"SRE"
R372
1KF
R360
0.1/3W
Q335
TIP35C
Q345
TIP36C
Q344
A1023Y
Q334
C1027Y
R350
120
R336
47
R346
47
Q343
C3198GR
R337
3.9K
Q340
C3200GR
Q333
A1266GR
C331
2.2/50V
R335
1K
R334
22
R333
22
R312
10K
R344
22
R343
22
R345
1K
R347
2.7K
C401
10/16V"SRE"
Q341
A1266GR
Q342
A1266GR
Q332
C3198GR
Q331
C3198GR
C442
100P
C342
100P
R434
22
R435
1K
Q431
C3198GR
Q432
C3198GR
R370
0.1/3W
R442
5.6K
A
Q442
A1266GR
Q441
A1266GR
Q433
A1266GR
C432
100P
Q440
C3200GR
R437
3.9K
Q443
C3198GR
R446
47
C340
473(M)"TL"
R331
1K
C440
473(M)
R462
680/2W
R362
680/2W
R451
1.5K
R471
33KF
VCC1
R472
1KF
C471
100/16V
C493
47P
Q435
TIP35C
Q445
TIP36C
Q444
A1023Y
Q434
C1027Y
C341
2.2/50V
C492
104(M)"TL"
R441
1K
R450
120
U307-B
7
5
6
NJM2068M
+
-
Q451
C3200GR
R341
1K
R436
47
C325
10/16V"SRE"
VCC1
R431
1K
R496
6.8K
C431
2.2/50V
C305
22P
R493
39K
C451
100P
R497
150K
D451
1SS133
C361
104(M)
R452
15K
VR303-A
20KB
C332
100P
R432
5.6K
C306
22P
R492
1K
R491
1K
R411
10K
C405
22P
VR302A
50KC
C393
47P
R465
1K
C392
104(M)"TL"
U310-B
7
6
5
NJM2068LD
-
+
U306-B
7
5
6
NJM2068M
+
-
R396
6.8K
R393
39K
R466
1K
REAR-L
VR302C
50KC
REAR-R
R365
1K
R397
150K
R366
1K
U310-A
1
3
2
NJM2068LD
+
-
C303
22/16V"SRE"
R302
47KF
R301
22KF
VR303-B
20KB
C304
10P
R303
47KF
C406
22P
R311
10K
VR302D
50KC
R423
270K
U301-A
1
2
3
NJM2068LD
-
+
R424
270K
R324
270K
R470
0.1/3W
R392
1K
R306
47KF
R307
1K
C315
823M"TL"
C423
22/16V"SRE"
R391
1K
R313
5.6K
R314
10K
C311
47P
C424
22/16V"SRE"
VR302B
50KC
C491
104(M)"TL"
R412
10K
U307-A
1
3
2
NJM2068M
+
-
U306-A
1
3
2
NJM2068M
+
-
C413
823M"RL"
U304-A
1
2
3
NJM2068M
-
+
R407
1K
U303-A
1
2
3
NJM2068M
-
+
R415
5.6K
C324
22/16V"SRE"
U305-A
1
2
3
NJM2068M
-
+
C323
22/16V"SRE"
R410
10K
C391
104(M)"TL"
R460
0.1/3W
R408
240F
C402
22/16V"SRE"
C403
22/16V"SRE"
R402
47KF
R401
22KF
C404
10P
R403
47KF
U301-B
7
6
5
NJM2068LD
-
+
RCA101-B
DJB-562
C302
22/16V"SRE"
R405
47KF
C455
10/16V
R406
47KF
R355
9.1KF
C356 22P
R356 91KF
R323
270K
R308
240F
VR301-B
20KB
C355
10/16V
C456
39P
R455
9.1KF
R457
5.1K
R456 47KF
U302-A
8
3
2
1
NJM2068M
R422
10K
U302-B
NJM2068M
7
5
6
4
VR301-A
20KB
R322
10K
RCA301-A
DJB-562
R305
47KF
HI-INPUT
HI301
LAD1140-04PBK
C425
10/16V"SRE"
SW302
JSS2219
C495
473P
C496
473P
C396
473P
C395
473P
C301
10/16V"SRE"
2004.08.10
C301,401 102P->10/16V"SRE"
CL 1-40239A
4
4
4
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
2
1
1
1
E
GTO75.4II
2004.08.14
2004.08.14
2004.08.14
R457 9.31KF->5.1K/C356 12P->22P/C456 20P->39P
R308,408 820->240F / R355,455 15K->9.1K
R320,420 1KF->5.6K / R371,471 13.7FK->33KF
2004.06.14
ECN NO
CL 1-40182A
2004.02.26
100K->270K R323,324,423,424
CL 1-40061A
2004.01.30
100->1K R366,466
CL 1-40027A
CLS-AP-3038
09
3
3
JBL
DIGITAL CO.LTD
CHUNG LAM
+15V
-15V
+15V
STEREO
MONO
LOW INPUT L-CH
LOW INPUT R-CH
-15V
-15V
+15V
-15V
+15V
FLAT
FLAT
HPF
HPF
LPF
LPF
R/LOUT
R/ROUT
+
-
-
+
50Hz 0~12dB BASSBOOST
32-320Hz VARIABLE X-OVER
GTO 75.4II
GTO 75.4II Page3 Schematic
28
Item
Part Number
Description
Qty
BOX-36-146AA
GTO 75.4 Gift box carton
1
1
BOX-36-146AC
GTO 75.4II Gift box carton
1
2 INN-42-004A0 End
Pads
2
MAN-00-0195A
GTO 75.4 Owner’s manual
(USA)
(USA)
1
MAN-01-0195Z
GTO 75.4II Owner’s manual
(USA)
(USA)
1
MAN-00-0196A
1
3
CAR-WA-004A Warranty
Card
1
4
FUS-AT-00006
Fuse 30A
2
SC4-NP-40250
Mounting
screw
STT1 PH 4X25 NI
4
BKT-14-523A0
Bracket lamp SK-5/BK
4
WIR-00-00208
Wire Ass’y
CHD1140-04P BK
CHD1140-04P BK
2
5
Pair Pack carton
1
GTO 75.4/75.4II
29
Item
Part Number
Description
Qty
BOX-36-146AA
GTO 75.4 Gift box carton
1
1
BOX-36-146AC
GTO 75.4II Gift box carton
1
2 INN-42-004A0 End
Pads
2
MAN-00-0195A
GTO 75.4 Owner’s manual
(USA)
(USA)
1
MAN-01-0195Z
GTO 75.4II Owner’s manual
(USA)
(USA)
1
MAN-00-0196A
1
3
CAR-WA-004A Warranty
Card
1
4
FUS-AT-00006
Fuse 30A
2
SC4-NP-40250
Mounting
screw
STT1 PH 4X25 NI
4
BKT-14-523A0
Bracket lamp SK-5/BK
4
WIR-00-00208
Wire Ass’y
CHD1140-04P BK
CHD1140-04P BK
2
5
Pair Pack carton
1
GTO 75.4/75.4II
29
Item
Part Number
Description
Qty
BOX-36-146AA
GTO 75.4 Gift box carton
1
1
BOX-36-146AC
GTO 75.4II Gift box carton
1
2 INN-42-004A0 End
Pads
2
MAN-00-0195A
GTO 75.4 Owner’s manual
(USA)
(USA)
1
MAN-01-0195Z
GTO 75.4II Owner’s manual
(USA)
(USA)
1
MAN-00-0196A
1
3
CAR-WA-004A Warranty
Card
1
4
FUS-AT-00006
Fuse 30A
2
SC4-NP-40250
Mounting
screw
STT1 PH 4X25 NI
4
BKT-14-523A0
Bracket lamp SK-5/BK
4
WIR-00-00208
Wire Ass’y
CHD1140-04P BK
CHD1140-04P BK
2
5
Pair Pack carton
1
GTO 75.4/75.4II
29
