DOWNLOAD JBL DSC 500 (serv.man8) Service Manual ↓ Size: 5.57 MB | Pages: 35 in PDF or view online for FREE

Model
DSC 500 (serv.man8)
Pages
35
Size
5.57 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
dsc-500-sm8.pdf
Date
PREV: JBL DSC 500 (serv.man7) User Manual / Operation Manual

JBL DSC 500 (serv.man8) Service Manual ▷ View online

1
2
3
4
A
B
C
D
4
3
2
1
D
C
B
A
C003
223
C108
104
C111
30
C105
223
C110
200
D001
1N4148
G
S
D
Q001
SK192
TC001
(22P)
ANT
1
NC
2
AGC
3
GND
4
VT
5
B+
6
IF/O
7
OSC
8
EF001
 
C001
33P
4
5
1
2
 
3
T003  SHV2020-001
4
5
1
2
 
3
T002
 AHV0491-101
VD001
SV1498
CF101
10.7M
VCO
15
FM DEC
9
AM SD
12
FMIF
1
AM MIX
2
FMIFB
3
AMIF
4
GND
5
TU LED
6
ST 
LED
7
VCC
8
ENDEC
23
NP
XIN
22
MP
XL
21
MP
XR
20
LIN
19
RIN
18
LOUT
17
ROUT
16
MUTE IF
13
AM/FM
14
FM SD
11
AM CF
10
AM DEC
24
AM AGC
25
AFC
26
AM RF
27
REG
28
OSC
29
AM OSC
30
IC101
LA1837
D002
1N4148
D003
1N4148
D004
1N4148
R001
6.8K
R002
100K
C005
5P
C006
104
Q101
2SC1675
Q102
2SC1675
R103
330
R104
330
R106 270K
R105
100
R102
47
R107
10
CF102
10.7M
2
4
1
3
5
T101 TSHV1492-003
R113
NC
TC002
(22P)
VD002
SV149
C013
8P
C014
561
L103
39
mH
C106
33UF
C125
10UF
C109 10UF
C107
22UF
C104
33UF
R115
3.3K
R116
1K
2
4
1
3
5
T103 TSHV1492-004
2
4
1
3
5
T104 TSHV1492-004
C126
10UF
C131
472
C129
222
C135
152
C136
152
C133
223
C132
472
C130
222
C134
223
C138
M153
R130
4.7K
C137
M153
R129
4.7K
C142
222
R134
2.2K
C141
222
R133
2.2K
C124
0.47UF
C123
1UF
C139
4.7UF
C140
4.7UF
C127
1UF
C118
1UF
R124
3K
VR102
3.9K
C115
473
C114
473
R119
51
R118
47
L104
10uH
C117
47UF
C116
223
CF103
450KHz
C113
47UF
C112
473
4
5
1
2
 
3
T102
 SHI9724-058
R117
180K
XIN
1
CE
2
DI
3
CL
4
DO
5
BO1
6
BO2
7
BO3
8
BO4
9
IO1
10
IFIN
11
IO2
12
AMIN
13
FMIN
14
VDD
15
PD
16
AIN
17
AOUT
18
VSS
19
XOUT
20
IC152
LC72131M
C166
3.3UF
XL152
4.5M
C174
27P
C173 27P
R158
3.3K
R157
1K
R156
3.3K
C163
47UF
C164
223
R155
1K
C171
47U
C170
223
R159
4.7K
L153
10uH
R004
1K
C161
104
Q105
C945
R163
4.7K
R003
100K
R101
270K
C010
223
C101
223
Q104
C945
R009
1K
Q103
A733
R108
10K
R008
100
R114
330
C167
223
R109
100K
L102
10uH
C009
223
R006
100
R005
330
C012
47UF
C011
223
R007 100K
C168
101
R125
1K
R123
4.7K
R122
3.9K
R126
47K
R138
100
C122
223
C120
22P
R110
47
C119
152
C153
331
R132
6.8K
R131
6.8K
R165
4.7K
R161
4.7K
R162
4.7K
R160
4.7K
1
2
T105
R137
2.7K
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
RB101
CON15
4
5
1
2
 
3
T001
CON3
JK001
ANT
R168
22K
R167
22K
R112
3.3K
C121
NC
C145
223
SD
RDS-DATA
TU-CE
TU-DI
TU-CL
YU-DO
TU-R
TU-L
TU+12V
TU+5V
C144
223
C143
47UF
L154
10uH
D101
1N4148
C169
223
C008
222
C165
102
C016
104
C007
104
R154
1M
C151
10UF
C152
561
C156
47U
XL151
4.332M
C155
22P
C154
22P
L152
10UH
C157
47U
VR
EF
1
NP
XIN
2
VDDA
3
VSSA
4
FLO
5
CIN
6
T1
7
T2
8
T3
9
T4
10
T5
11
XOUT
12
XIN
13
VDD
14
VSS
15
T6
16
T7
17
SYNC
18
19
D0
20
CL
21
DI
22
CE
23
SYR
24
IC151
LC72720
R153
4.7K
R152
4.7K
L151
10UH
SYR
R151
1M
R135
47K
R136
47K
C015
223
R139
220
Source unit  
Tuner SCH
1
2
3
4
5
6
A
B
C
D
6
5
4
3
2
1
D
C
B
A
Title
Number
Revision
Size
B
Date:
23-Oct-2002
Sheet    of 
File:
E:\CJH\DSC500\DSC500\Dsc500e.ddbDrawn By:
R1
4.7K
R2
4.7K
KI2
1
KI3
2
KI4
3
KI5
4
KI6
5
KI7
6
REM
7
Vdd
8
SEL
9
OSCO
10
OSCI
11
Vss
12
LMP
13
KI/O7
14
KI/O6
15
KI/O5
16
KI/O4
17
KI/O3
18
KI/O2
19
KI/O1
20
KI/O0
21
CCS
22
KI0
23
KI1
24
IC1
PT2222
K17
K18
K19
K20
K21
K22
K23
K24
K25
K26
K27
K28
K29
K30
K31
K32
K33
K34
K35
K36
K37
K38
K39
K40
K41
K42
K43
K44
K45
K46
K47
K48
K49
K50
K51
K52
K53
K54
K9
K10
K11
K12
K13
K14
K15
K16
K1
K2
K3
K4
K5
K6
K7
K8
VCC
X1 455
C1
200PF
C2
200PF
VCC
+ C3
4.7uF
b
e
c
Q1
C945
R3
1E
1
2
D3
1N4148
1
2
D1
LED 
1
2
D4
1N4148
1
2
D5
1N4148
Source unit  
Remote control SCH
1
2
3
4
5
6
7
8
9
10
11
12
A
B
C
D
12
11
10
9
8
7
6
5
4
3
2
1
D
C
B
A
+
3
-
2
o
1
v+
4
v-
11
IC1A
TL074
+
5
-
6
o
7
IC1B
TL074
+
10
-
9
o
8
IC1C
TL074
+
12
-
13
o
14
IC1D
TL074
R103
10K
R100
10K
R101
27K
R102
5.6K
C103
220p
C102
O ohm
C101
1/50
R105
6K8
R104
12K
R106
JP
JP
JP
R110
N/C
R108
N/C
R109
N/C
C106
N/C
C107
N/C
C109
N/C
C108
N/C
C110
222p
C111
222p
R111
150k
R112
150k
R114
1K2
R113
3K9
C100
100p
C104
0.1
C105
0.1
+
3
-
2
o
1
v+
4
v-
11
IC2A
TL074
+
10
-
9
o
8
IC2C
TL074
+
3
-
2
o
1
v+
4
v-
11
IC3A
TL074
+
12
-
13
o
14
IC3D
TL074
R203 10K
R200
10K
R201
27K
R202
5.6K
C203 220p
C202
O ohm
C201
1/50
R205
6K8
R204
12K
R206
JP
R207
JP
R210
N/C
R208
N/C
R209
N/C
C206
N/C
C207
N/C
C209
N/C
C208
N/C
C210
222p
C211
222p
R211
150k
R212
150k
R214
750 ohm
R213
3K9
C200
100p
C204
0.1
C205
0.1
+
5
-
6
o
7
IC2B
TL074
+
12
-
13
o
14
IC2D
TL074
+
5
-
6
o
7
IC3B
TL074
+
10
-
9
o
8
IC3C
TL074
R303
10K
R300
10K
R301
27K
R302
5.6K
C303 220p
C302
O ohm
C301
1/50
R305
6K8
R304
12K
R306
JP
R307
JP
R310
N/C
R308
N/C
R309
N/C
C306
N/C
C307
N/C
C309
N/C
C308
N/C
C310
222p
C311
222p
R311
150k
R312
150k
R314
1K2
R313
3K9
C300
100p
C304
0.1
C305
0.1
+
3
-
2
o
1
v+
4
v-
11
IC4A
TL074
+
10
-
9
o
8
IC4C
TL074
+
3
-
2
o
1
v+
4
v-
11
IC5A
TL074
+
10
-
9
o
8
IC5C
TL074
R403
10K
R400
10K
R401
27K
R402
5.6.K
C403 220p
C402
O ohm
C401
1/50
R405
6K8
R404
12K
R406
JP
R407
JP
R410
N/C
R408
N/C
R409
N/C
C406
N/C
C407
N/C
C409
N/C
C408
N/C
C410
222p
C411
222p
R411
150k
R412
150k
R414
1K2
R413
3K9
C400
100p
C404
0.1
C405
0.1
+
5
-
6
o
7
IC4B
TL074
+
12
-
13
o
14
IC4D
TL074
+
5
-
6
o
7
IC5B
TL074
+
12
-
13
o
14
5D
TL074
R503
15K
R500
10K
R501
27K
R502
5.6K
C503 220p
C502
O ohm
C501
1/50
R505
6K8
R504
12K
R506
JP
R507
JP
R510
N/C
R508
N/C
R509
N/C
C506
N/C
C507
N/C
C509
N/C
C508
N/C
C510
222p
C511
222p
R511
150k
R512
150k
R514
1K2
R513
3K9
C500
100p
C504
0.1
C505
0.1
+
3
-
2
o
1
v+
4
v-
11
IC6A
TL074
+
5
-
6
o
7
IC6B
TL074
+
10
-
9
o
8
IC6C
TL074
+
12
-
13
o
14
IC6D
TL074
R602
30K
R600
10K
R601
27K
R607
1K
C602
.018
C603
.018
R603
22K
R604
22K
R605
8K2
C604
.03
R606
68K
C605
.1
C606
.1
R608
10K
R609
220K
R610
22K
R611
36K
C608
.022
C607
.068
R612
3K9
R613
4K7
C601
47/25
C600
100p
1
2
3
4
5
6
JP13
4999A
1
2
3
4
5
6
7
J14
XH-7
+
3
-
2
o
1
v+
8
v-
4
IC7A
TL072
+
5
-
6
0
7
IC7B
TL072B
RA08
1M
RA09
10K
RA06
10K
RA07
56K
CA03
10/16
DA02
1N914B
DA01
1N914B
CA04
4.7/25
RA10
470K
RA11
10K
QA02
2SC945
QA01
2SC945
RA04
22K
RA03
1K
RA12
10K
RA02
1K
CA02
10/16
RA05
2K2
RA01
3K9
C609
2.2/50
R13
100
R14
100
V+
C13
100/25
C14
100/25
V+
V-
R11
100
+15V
R12
100
-15V
C11
100/25
C12
100/25
C27
.1
C28
.1
V+
V-
+15V
-15V
C25
.1
C26
.1
R9
100
R10
100
C9
100/25
C10
100/25
V+
V-
+15V
-15V
C23
.1
C24
.1
R7
100
R8
100
C7
100/25
C8
100/25
V+
V-
+15V
-15V
C21
.1
C22
.1
R5
100
R6
100
C5
100/25
C6
100/25
V+
V-
+15V
-15V
C19
.1
C20
.1
R3
100
R4
100
C3
100/25
C4
100/25
V+
V-
+15V
-15V
C17
.1
C18
.1
R1
100
R2
100
C1
100/25
C2
100/25
V+
V-
+15V
-15V
C15
.1
C16
.1
1
2
3
J15
XH-3
+15V
-15V
ESC380E EQ BOARD
A
C112
1/50
C212
1/50
C312
1/50
C412
1/50
C512
1/50
C610
47p
CA05
1000pF
+
3
-
2
1
8
IC101A
TL072
 -
6
+
5
7
4
IC101B
TL072
R124
10k
R127
10k
R126
10k
R125
10k
R128
10k
R129
10k
+
3
-
2
1
8
IC201A
TL072
 -
6
+
5
7
4
IC201B
TL072
R224
10k
R227
10k
R226
10k
R225
10k
R228
10k
R229
10k
+
3
-
2
1
8
IC301A
TL072
 -
6
+
5
7
4
IC301B
TL072
R324
10k
R327
10k
R326
10k
R325
10k
R328
10k
R329
10k
+
3
-
2
1
8
IC401A
TL072
 -
6
+
5
7
4
IC401B
TL072
R424
10k
R427
10k
R426
10k
R425
10k
R428
10k
R429
10k
+
3
-
2
1
8
IC501A
TL072
 -
6
+
5
7
4
IC501B
TL072
R524
10k
R527
10k
R526
10k
R525
10k
R528
10k
R529
10k
+
3
-
2
1
8
IC601A
TL072
 -
6
+
5
7
4
IC601B
TL072
R624
10k
R627
10k
R626
10k
R625
10k
R628
10k
R629
10k
R120
6k8
R121
6K8
C120
220p
R122
6K8
R123
6K8
R (- In )
R (+ In )
R220
6k8
R221
6k8
C220
220p
R222
6k8
R223
6k8
C (- In )
C (+ In )
R320
6k8
R321
6k8
C320
220p
R322
6k8
R323
6k8
L (- In )
L (+ In )
R420
6k8
R421
6k8
C420
220p
R422
6K8
R423
6k8
SR (- In )
SR (+ In )
R520
6k8
R521
6k8
C520
220p
R522
6k8
R523
6k8
SL (- In )
SL (+ In )
R620
6k8
R621
6k8
C?
220p
R622
6k8
R623
6k8
SW (- In )
SW (+ In )
F1
4A/250V
F2
4A/250V
F3
8A/250V
F4
8A/250V
F5
1A/250V
F6
1A/250V
1
2
3
J95
CON3
1
2
3
4
5
6
J6
3962-6
T1
OPT
K1
JQ-1a
1
2
3
4
D1
RHD0402-001
1
2
3
4
D2
RHD0010-001
1
2
3
4
D3
BRIDGE1
C13
3300/50
C14
3300/50
C15
4700/50
C16
4700/50
C17
2200/35
C18
2200/35
1
2
3
4
5
6
J97
3962-6
C19
0.22uF
C20
0.1uF
C21
2.2uF
C22
1uF
IN
2
OUT
3
U2
7915
IN
1
OUT
3
U1
7815
1
2
3
J93
XH-3
1
2
J94
XH-2
R1
10K
1
2
J92
CON2
1
2
J91
CON2
C1
.1
C2
.1
C4
.1
C3
.1
C7
.1
C8
.1
C5
.1
C6
.1
C9
.1
C10
.1
C12
.1
C11
.1
1
2
3
JP99
5003
1
2
J25
CON2
R3
1K5
1
2
3
4
J98
3962-4
D4
IN4148
R2
47
C25
0.1
C26
0.1
CX1
0.01
VDE PLUG 230V 50Hz
!
!
Fuse
4A 250V Type-T
1
2
JP
CON2
!
!
!
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U1
LM3886
R152 1K
R154
1K
R153 20K
L1 0.7uH
+VCC1
-VCC1
C151
0.1uF
R155
4.7
C153
560p
R151
10K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U2
LM3886
R252 1K
R254
1K
R253 20K
L3 0.7uH
+VCC1
-VCC1
C251
0.1uF
R255
4.7
C253
560p
R251
10K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U4
LM3886
R552 1K
R554
1K
R553 20K
L2 0.7uH
+VCC1
-VCC1
C551
0.1uF
R555
4.7
C553
560p
R551
10K
+
3
-
2
o
1
v+
8
v-
4
IC8A
TL072
+
5
-
6
0
7
IC8
TL072B
R33
100K
R32
270K
Q4
2SC2001
Q3
2SA733
R34
2K2
R30
270K
D4
1N4148
C31
0.1uF
R31
5K6
1
2
JP1
4999A
1
2
JP4
4999A
1
2
JP2
4999A
+15V
-15V
Mute
1
2
3
4
5
6
J21
3962-6
+Vcc1
-Vcc1
Amp1
A
1
2
JP7
50032
C192
.1
C193
.1
C592
.1
C593
.1
C292
.1
C293
.1
C190
100/50
C590
100/50
C290
100/50
C191
100/50
C591
100/50
C291
100/50
C152
22uF
C552
22uF
C252
22uF
C32
22/35uF
1
2
JP8
50032
1
2
3
4
J20
3962-4
Q5
2SC2878
R35
22K
MUTE
Q6
2SC2878
R36
470K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U6
LM3886
R652 1K
R654
1K
R653 20K
L1 0.7uH
C651
0.1uF
R655
4.7
C653
560p
R651
10K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U4
LM3886
R452 1K
R454
1K
R453 20K
L3 0.7uH
+VCC1
-VCC1
C451
0.1uF
R455
4.7
C453
560p
R451
10K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U3
LM3886
R352 1K
R354
1K
R353 20K
L2 0.7uH
+VCC1
-VCC1
C351
0.1uF
R355
4.7
C353
560p
R351
10K
1
2
JP3
4999A
1
2
JP4
4999A
1
2
J7
3962-2
+Vcc2
-Vcc2
1
2
3
4
J23
3962-4
1
2
3
4
5
6
J22
3962-6
+Vcc1
-Vcc1
+Vcc2
-Vcc2
Mute
1
2
J10
XH-2
C692
.1
C693
.1
C392
.1
C393
.1
C492
.1
C493
.1
C690
100/50
C691
100/50
C390
100/50
C391
100/50
C490
100/50
C491
100/50
C652
22uF
C352
22uF
C452
22uF
1
2
3
JP6
4999A
1
2
3
4
5
6
7
8
9
10
JK501
HEADER CON
1
2
3
4
JP23
3962
1
2
3
4
5
6
JP21
3962
C518
102
C519
102
C520
102
C521
102
C522
102
L501 10uH
L503 10uH
L502 10uH
L504 10uH
L505 10uH
1
2
3
JP12
XH-3
+6V
AGND
InMute
C121
0.1
C122
0.1
C221
0.1
C222
0.1
C321
0.1
C322
0.1
C421
0.1
C422
0.1
C521
0.1
C522
0.1
C621
0.1
C622
0.1
1
9
2
10
3
11
4
12
5
13
6
14
7
15
8
CON1
CON401B
1
2
3
4
5
6
7
8
9
10
11
12
13
CON2
XH-12
PIN9
PIN4
PIN7
PIN2
PIN5
PIN11
PIN3
PIN12
PIN1
MUTE
PIN10
+6V
PIN8
GND
PIN6
1
2
3
JP12
CON3
SR+
SR-
R-
SL-
R+
SL+
L-
SW-
L+
SW+
C-
C+
1
2
3
4
5
6
7
8
9
10
11
12
CON2
XH-12
SR+
SR-
R-
SL-
R+
SL+
L-
SW-
L+
SW+
C-
C+
R13
100
R14
100
C13
100/25
C14
100/25
V+
V-
+15V
-15V
C27
.1
C28
.1
C27
.1
R13
100
C28
.1
JBL DSC500 SUBWOOFER
DSC500 Subwoofer Schematic 
1
2
3
4
5
6
7
8
9
10
11
12
A
B
C
D
12
11
10
9
8
7
6
5
4
3
2
1
D
C
B
A
+
3
-
2
o
1
v+
4
v-
11
IC1A
TL074
+
5
-
6
o
7
IC1B
TL074
+
10
-
9
o
8
IC1C
TL074
+
12
-
13
o
14
IC1D
TL074
R103
10K
R100
10K
R101
27K
R102
5.6K
C103
220p
C102
O ohm
C101
1/50
R105
6K8
R104
12K
R106
JP
JP
JP
R110
N/C
R108
N/C
R109
N/C
C106
N/C
C107
N/C
C109
N/C
C108
N/C
C110
222p
C111
222p
R111
150k
R112
150k
R114
1K2
R113
3K9
C100
100p
C104
0.1
C105
0.1
+
3
-
2
o
1
v+
4
v-
11
IC2A
TL074
+
10
-
9
o
8
IC2C
TL074
+
3
-
2
o
1
v+
4
v-
11
IC3A
TL074
+
12
-
13
o
14
IC3D
TL074
R203 10K
R200
10K
R201
27K
R202
5.6K
C203 220p
C202
O ohm
C201
1/50
R205
6K8
R204
12K
R206
JP
R207
JP
R210
N/C
R208
N/C
R209
N/C
C206
N/C
C207
N/C
C209
N/C
C208
N/C
C210
222p
C211
222p
R211
150k
R212
150k
R214
750 ohm
R213
3K9
C200
100p
C204
0.1
C205
0.1
+
5
-
6
o
7
IC2B
TL074
+
12
-
13
o
14
IC2D
TL074
+
5
-
6
o
7
IC3B
TL074
+
10
-
9
o
8
IC3C
TL074
R303
10K
R300
10K
R301
27K
R302
5.6K
C303 220p
C302
O ohm
C301
1/50
R305
6K8
R304
12K
R306
JP
R307
JP
R310
N/C
R308
N/C
R309
N/C
C306
N/C
C307
N/C
C309
N/C
C308
N/C
C310
222p
C311
222p
R311
150k
R312
150k
R314
1K2
R313
3K9
C300
100p
C304
0.1
C305
0.1
+
3
-
2
o
1
v+
4
v-
11
IC4A
TL074
+
10
-
9
o
8
IC4C
TL074
+
3
-
2
o
1
v+
4
v-
11
IC5A
TL074
+
10
-
9
o
8
IC5C
TL074
R403
10K
R400
10K
R401
27K
R402
5.6.K
C403 220p
C402
O ohm
C401
1/50
R405
6K8
R404
12K
R406
JP
R407
JP
R410
N/C
R408
N/C
R409
N/C
C406
N/C
C407
N/C
C409
N/C
C408
N/C
C410
222p
C411
222p
R411
150k
R412
150k
R414
1K2
R413
3K9
C400
100p
C404
0.1
C405
0.1
+
5
-
6
o
7
IC4B
TL074
+
12
-
13
o
14
IC4D
TL074
+
5
-
6
o
7
IC5B
TL074
+
12
-
13
o
14
5D
TL074
R503
15K
R500
10K
R501
27K
R502
5.6K
C503 220p
C502
O ohm
C501
1/50
R505
6K8
R504
12K
R506
JP
R507
JP
R510
N/C
R508
N/C
R509
N/C
C506
N/C
C507
N/C
C509
N/C
C508
N/C
C510
222p
C511
222p
R511
150k
R512
150k
R514
1K2
R513
3K9
C500
100p
C504
0.1
C505
0.1
+
3
-
2
o
1
v+
4
v-
11
IC6A
TL074
+
5
-
6
o
7
IC6B
TL074
+
10
-
9
o
8
IC6C
TL074
+
12
-
13
o
14
IC6D
TL074
R602
30K
R600
10K
R601
27K
R607
1K
C602
.018
C603
.018
R603
22K
R604
22K
R605
8K2
C604
.03
R606
68K
C605
.1
C606
.1
R608
10K
R609
220K
R610
22K
R611
36K
C608
.022
C607
.068
R612
3K9
R613
4K7
C601
47/25
C600
100p
1
2
3
4
5
6
JP13
4999A
1
2
3
4
5
6
7
J14
XH-7
+
3
-
2
o
1
v+
8
v-
4
IC7A
TL072
+
5
-
6
0
7
IC7B
TL072B
RA08
1M
RA09
10K
RA06
10K
RA07
56K
CA03
10/16
DA02
1N914B
DA01
1N914B
CA04
4.7/25
RA10
470K
RA11
10K
QA02
2SC945
QA01
2SC945
RA04
22K
RA03
1K
RA12
10K
RA02
1K
CA02
10/16
RA05
2K2
RA01
3K9
C609
2.2/50
R13
100
R14
100
V+
C13
100/25
C14
100/25
V+
V-
R11
100
+15V
R12
100
-15V
C11
100/25
C12
100/25
C27
.1
C28
.1
V+
V-
+15V
-15V
C25
.1
C26
.1
R9
100
R10
100
C9
100/25
C10
100/25
V+
V-
+15V
-15V
C23
.1
C24
.1
R7
100
R8
100
C7
100/25
C8
100/25
V+
V-
+15V
-15V
C21
.1
C22
.1
R5
100
R6
100
C5
100/25
C6
100/25
V+
V-
+15V
-15V
C19
.1
C20
.1
R3
100
R4
100
C3
100/25
C4
100/25
V+
V-
+15V
-15V
C17
.1
C18
.1
R1
100
R2
100
C1
100/25
C2
100/25
V+
V-
+15V
-15V
C15
.1
C16
.1
1
2
3
J15
XH-3
+15V
-15V
ESC380E EQ BOARD
A
C112
1/50
C212
1/50
C312
1/50
C412
1/50
C512
1/50
C610
47p
CA05
1000pF
+
3
-
2
1
8
IC101A
TL072
 -
6
+
5
7
4
IC101B
TL072
R124
10k
R127
10k
R126
10k
R125
10k
R128
10k
R129
10k
+
3
-
2
1
8
IC201A
TL072
 -
6
+
5
7
4
IC201B
TL072
R224
10k
R227
10k
R226
10k
R225
10k
R228
10k
R229
10k
+
3
-
2
1
8
IC301A
TL072
 -
6
+
5
7
4
IC301B
TL072
R324
10k
R327
10k
R326
10k
R325
10k
R328
10k
R329
10k
+
3
-
2
1
8
IC401A
TL072
 -
6
+
5
7
4
IC401B
TL072
R424
10k
R427
10k
R426
10k
R425
10k
R428
10k
R429
10k
+
3
-
2
1
8
IC501A
TL072
 -
6
+
5
7
4
IC501B
TL072
R524
10k
R527
10k
R526
10k
R525
10k
R528
10k
R529
10k
+
3
-
2
1
8
IC601A
TL072
 -
6
+
5
7
4
IC601B
TL072
R624
10k
R627
10k
R626
10k
R625
10k
R628
10k
R629
10k
R120
6k8
R121
6K8
C120
220p
R122
6K8
R123
6K8
R (- In )
R (+ In )
R220
6k8
R221
6k8
C220
220p
R222
6k8
R223
6k8
C (- In )
C (+ In )
R320
6k8
R321
6k8
C320
220p
R322
6k8
R323
6k8
L (- In )
L (+ In )
R420
6k8
R421
6k8
C420
220p
R422
6K8
R423
6k8
SR (- In )
SR (+ In )
R520
6k8
R521
6k8
C520
220p
R522
6k8
R523
6k8
SL (- In )
SL (+ In )
R620
6k8
R621
6k8
C?
220p
R622
6k8
R623
6k8
SW (- In )
SW (+ In )
F1
4A/250V
F2
4A/250V
F3
8A/250V
F4
8A/250V
F5
1A/250V
F6
1A/250V
1
2
3
J95
CON3
1
2
3
4
5
6
J6
3962-6
T1
OPT
K1
JQ-1a
1
2
3
4
D1
RHD0402-001
1
2
3
4
D2
RHD0010-001
1
2
3
4
D3
BRIDGE1
C13
3300/50
C14
3300/50
C15
4700/50
C16
4700/50
C17
2200/35
C18
2200/35
1
2
3
4
5
6
J97
3962-6
C19
0.22uF
C20
0.1uF
C21
2.2uF
C22
1uF
IN
2
OUT
3
U2
7915
IN
1
OUT
3
U1
7815
1
2
3
J93
XH-3
1
2
J94
XH-2
R1
10K
1
2
J92
CON2
1
2
J91
CON2
C1
.1
C2
.1
C4
.1
C3
.1
C7
.1
C8
.1
C5
.1
C6
.1
C9
.1
C10
.1
C12
.1
C11
.1
1
2
3
JP99
5003
1
2
J25
CON2
R3
1K5
1
2
3
4
J98
3962-4
D4
IN4148
R2
47
C25
0.1
C26
0.1
CX1
0.01
VDE PLUG 230V 50Hz
!
!
Fuse
4A 250V Type-T
1
2
JP
CON2
!
!
!
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U1
LM3886
R152 1K
R154
1K
R153 20K
L1 0.7uH
+VCC1
-VCC1
C151
0.1uF
R155
4.7
C153
560p
R151
10K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U2
LM3886
R252 1K
R254
1K
R253 20K
L3 0.7uH
+VCC1
-VCC1
C251
0.1uF
R255
4.7
C253
560p
R251
10K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U4
LM3886
R552 1K
R554
1K
R553 20K
L2 0.7uH
+VCC1
-VCC1
C551
0.1uF
R555
4.7
C553
560p
R551
10K
+
3
-
2
o
1
v+
8
v-
4
IC8A
TL072
+
5
-
6
0
7
IC8
TL072B
R33
100K
R32
270K
Q4
2SC2001
Q3
2SA733
R34
2K2
R30
270K
D4
1N4148
C31
0.1uF
R31
5K6
1
2
JP1
4999A
1
2
JP4
4999A
1
2
JP2
4999A
+15V
-15V
Mute
1
2
3
4
5
6
J21
3962-6
+Vcc1
-Vcc1
Amp1
A
1
2
JP7
50032
C192
.1
C193
.1
C592
.1
C593
.1
C292
.1
C293
.1
C190
100/50
C590
100/50
C290
100/50
C191
100/50
C591
100/50
C291
100/50
C152
22uF
C552
22uF
C252
22uF
C32
22/35uF
1
2
JP8
50032
1
2
3
4
J20
3962-4
Q5
2SC2878
R35
22K
MUTE
Q6
2SC2878
R36
470K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U6
LM3886
R652 1K
R654
1K
R653 20K
L1 0.7uH
C651
0.1uF
R655
4.7
C653
560p
R651
10K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U4
LM3886
R452 1K
R454
1K
R453 20K
L3 0.7uH
+VCC1
-VCC1
C451
0.1uF
R455
4.7
C453
560p
R451
10K
NC
11
VIN+
10
VIN-
9
MU
T
E
8
GND
7
NC
6
V+
5
V-
4
O/
P
3
NC
2
V+
1
U3
LM3886
R352 1K
R354
1K
R353 20K
L2 0.7uH
+VCC1
-VCC1
C351
0.1uF
R355
4.7
C353
560p
R351
10K
1
2
JP3
4999A
1
2
JP4
4999A
1
2
J7
3962-2
+Vcc2
-Vcc2
1
2
3
4
J23
3962-4
1
2
3
4
5
6
J22
3962-6
+Vcc1
-Vcc1
+Vcc2
-Vcc2
Mute
1
2
J10
XH-2
C692
.1
C693
.1
C392
.1
C393
.1
C492
.1
C493
.1
C690
100/50
C691
100/50
C390
100/50
C391
100/50
C490
100/50
C491
100/50
C652
22uF
C352
22uF
C452
22uF
1
2
3
JP6
4999A
1
2
3
4
5
6
7
8
9
10
JK501
HEADER CON
1
2
3
4
JP23
3962
1
2
3
4
5
6
JP21
3962
C518
102
C519
102
C520
102
C521
102
C522
102
L501 10uH
L503 10uH
L502 10uH
L504 10uH
L505 10uH
1
2
3
JP12
XH-3
+6V
AGND
InMute
C121
0.1
C122
0.1
C221
0.1
C222
0.1
C321
0.1
C322
0.1
C421
0.1
C422
0.1
C521
0.1
C522
0.1
C621
0.1
C622
0.1
1
9
2
10
3
11
4
12
5
13
6
14
7
15
8
CON1
CON401B
1
2
3
4
5
6
7
8
9
10
11
12
13
CON2
XH-12
PIN9
PIN4
PIN7
PIN2
PIN5
PIN11
PIN3
PIN12
PIN1
MUTE
PIN10
+6V
PIN8
GND
PIN6
1
2
3
JP12
CON3
SR+
SR-
R-
SL-
R+
SL+
L-
SW-
L+
SW+
C-
C+
1
2
3
4
5
6
7
8
9
10
11
12
CON2
XH-12
SR+
SR-
R-
SL-
R+
SL+
L-
SW-
L+
SW+
C-
C+
R13
100
R14
100
C13
100/25
C14
100/25
V+
V-
+15V
-15V
C27
.1
C28
.1
C27
.1
R13
100
C28
.1
JBL DSC500 SUBWOOFER
DSC500 Subwoofer Schematic 
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