Panasonic SA-BX500EB / SA-BX500EE / SA-BX500EG Service Manual ▷ View online
13.9. D-Amp A (4CH) Circuit
N
SCHEMATIC DIAGRAM - 25
D-AMP A(4CH) CIRCUIT
M
TO
FAN CIRCUIT
(JW5993*)
IN SCHEMATIC
DIAGRAM - 24
FAN CIRCUIT
(JW5993*)
IN SCHEMATIC
DIAGRAM - 24
1
2
4
3
P1
: MAIN SIGNAL LINE
TO D-AMP A(4CH)
SECTION (2/2)
SECTION (2/2)
: +B SIGNAL LINE
: -B SIGNAL LINE
SA-BX500EB/EE/EG
D-AMP A(4CH) CIRCUIT
1/2
2/2
H
TO
SPEAKER CIRCUIT
(JW4602)
IN SCHEMATIC
DIAGRAM - 22
SPEAKER CIRCUIT
(JW4602)
IN SCHEMATIC
DIAGRAM - 22
5
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
10K
R5657
6.3V220
C5692
1
3
2
CN5501
C5693
FAN LOCK DETECT
FAN MOTOR DRIVE
FAN MOTOR DRIVE
FAN MOTOR DRIVE
0.1
100K
R5659
C5695
0.1
10K
R5655
25V22
C5696
D5640
MAZ81200ML
1.8K
R5639 R5640
0
Q5642
Q5642
2SC584500L
1.8M
R5658
1K
R5637
25V10
C5691
R5636
1K
B1BACD000018
Q5640
C5690
1000P
FR+
FR_+
FR-
FAN_DC
Q5644
2SC584500L
10K
R5656
2SC584500L
Q5641
10K
R5660
10K
R5606
B1ADCE000012
Q5603
R5608
10K
R5604
4.7K
R5610
4.7K
4.7K
R5611
R5603
10K
R5602
10K
Q5604
B1ABCF000176
B1ABCF000176
R5609
10K
Q5602
R5302
10
220P
C5307
35V470
C5516
1M
R5507
390P
C5552
X5500
X5500
H2A6023A0011
MAZ80560ML
D5503
10
C5555
0.1
C5554
R5311
10
1M
R5508
100P
C5553
35V470
C5517
C5525
0.1
C5524
0.1
VDDA3
C5540 100V22
R5510
470
C5315
1000P
5.6K
R5307
0.47
C5317
OSC
IN+_FR
FAN_DC
C5312
47P
R5306
5.6K
C5314
0.47
C5313
0.1
VDDP
VSSP
C5316
0.1
C5323
220P
0.1
C5319
0.1
C5318
0.1
C5560
SW+5V
5
6
4
1
2
3
9
11
13
14
12
10
7
8
IC5501
C0JBAF000716
VSSA3
10
R5310
R5505
100
47P
C5558
5
6
4
1
2
3
9
11
13
14
12
10
7
8
C0JBAB000902
INVERTER GATE
(CLOCK GENERATOR)
D-TYPE FLIP-FLOP
IC5500
OSC
SW+5V
SW+5V
MOD_DA
MUTE_F
MUTE_SB
SBL_+
FR_+
FR_-
DC_DET
68K
R5218
SBR_+
120K
R5228
120K
R5020
FL_+
R5019
68K
Q5101
B1ABCF000176
6.3V100
C5133
R5110
22K
68K
R5328
1.2K
R5023
AGND
1.2K
R5022
1.2K
R5021
0.1
C5033
B1ABCF000176
Q5102
R5318
120K
R5607 4.7K
56K
R5654
0
R5670
MA2J11100L
DC_DET
FAN_GND
SIGNAL
D5645
50V1
C5697
C5694
16V33
MA2J11100L
D5644
D5643
MA2J11100L
SBR_-
R5035
5.6K
R5034
5.6K
220P
C5325
1000P
C5333
K5500
220P
C5326
R5304
100
C5304
47P
C5601
16V10
C5331 1000P
R5308
5.6K
0.47
C5334
R5309
5.6K
0.47
C5332
C5306
0.1
19
21
23
22
20
10
2
3
1
7
8
9
4
5
6
12
15
14
17
18
16
13
11
IC5300
C1BA00000487
AUDIO DIGITAL POWER AMP
C5324
0.015
C5321
0.22
C5302
0.1
0.1
C5310
220P
C5311
0.1
C5309
C5322
0.015
C5303
0.1
R5305
10
R5319
22
0.82
C5328
R5300
22
C5327
0.1
C5301
0.1
0.82
C5300
2
4
3
1
L5300
MODE2
MODE1
MODE1_2
MODE2
FAN GND
FAN DC OUT
CD2
D1
SWITCH
SWITCH
Q5601
B1ABCF000176
SWITCH
SWITCH
DC DETECT
DC DETECT
GND
D2
SD1
SD2
SGND1
VSSD
OUT1
PROT
OUT2
BOOT2
VSSP1
VSSP2
STABI
VSSA2
VDDP2
VSSA1
BOOT1
VDDP1
OSC
VDDA1
6Y
5A
6A
VCC
O2
4Y
CP2
VCC
4A
5Y
3A
2A
2Y
1A
1Y
3Y
O1
O1
O2
CP1
CD1
GND
IN1+
IN1-
MODE
IN2-
IN2+
SGND2
VDDA2
FAN LOCK
G0A150L00003
0
R5317
R5327
1.2K
1.2K
120K
R5113
R5504
22
FHOP
H2A7003A0011
0.01
C5550
D5502
D5501
220P
C5557
0.01
C5556
X5501
X5501
MA2J11100L
D5501 - D5502
R5506
1M
C5551
390P
C5559
47P
R5018
68K
FL_-
SBL_-
C5305
0.1
7
9
10
8
4
5
1
3
2
6
12
11
CN5550*
SBL+
SBR-
FL-
FL+
SBL-
FR+
SBR+
FR-
SBL+
SBR-
FL-
FL+
SBL-
FR+
SBR+
FR-
0
0
K5779
K5778
K5252
0
K5255
0
D5302
B0HCMM000019
B0HCMM000019
B0HCMM000019
B0HCMM000019
D5304
D5301
D5303
SA-BX500EB / SA-BX500EE / SA-BX500EG
109
SCHEMATIC DIAGRAM - 26
C
TO
MAIN(CPU)
CIRCUIT
(CN8003)
IN SCHEMATIC
DIAGRAM - 15
MAIN(CPU)
CIRCUIT
(CN8003)
IN SCHEMATIC
DIAGRAM - 15
O
TO
SMPS CIRCUIT
(H5801*)
IN SCHEMATIC
DIAGRAM - 29
SMPS CIRCUIT
(H5801*)
IN SCHEMATIC
DIAGRAM - 29
1
2
3
P1
4
TO D-AMP A(4CH)
SECTION (1/2)
SECTION (1/2)
N
D-AMP A(4CH) CIRCUIT
: MAIN SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
SA-BX500EB/EE/EG
D-AMP A(4CH) CIRCUIT
1/2
2/2
5
15
16
17
18
19
20
21
22
23
24
25
26
27
28
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
B
D
E
F
H
G
C
SBL+
SBL_+
FL-
FL+
FL_+
SBL-
3
2
1
ZJ5410
SBR
-
SBR_-
SBR
+
SBR
_+
R5200
10
220P
C5211
220P
C5203
C5201
0.015
C5200
0.1
C5150
C5152
C5155
C5151
C5522
0.1
10
R5211
C5523
0.1
100V22
C5240
35V470
C5509
35V470
C5508
C5223
0.47
R5206
5.6K
47P
C5224
6
5
8
9
11
12
10
14
15
13
7
2
1
1
4
3
17
17
16
CN5050
R5210
10
VDDA2
R5205
5.6K
C5222
0.47
1000P
C5221
0.1
C5213
0.1
C5207
VSSP
VSSA2
VDDP
C5208
0.1
C5209
0.1
C5212
220P
C5020
0.1
C5008
0.015
220P
C5010
0.1
C5019
R5004
10
R5005
10
220P
C5012
35V470
C5513
L5500
J0JKB0000020
0.1
AGND
0.1
C5514
35V470
C5512
0.1
C5519
0.1
C5515
L5501
J0JKB0000020
C5518
0.1
5
6
1
3
4
2
8
7
CN5500
100V22
C5040
VSSP
VSSP
C5510
35V470
C5511
35V470
C5521
0.1
10
R5010
VDDP
C5520
0.1
VDDA0
VDDP
0.1
C5018
C5030
220P
3
2
1
ZJ5400
C5445
C5004
0.47
R5002
5.6K
C5002
0.47
5.6K
R5000
C5001
1000P
1000P
47P
C5006
C5025
0.1
C5024
0.1
10
R5011
OSC
OSC
IN+_FL
IN+_FL
IN+_SBL
IN+_SBL
IN+_FR
VSSA0
C5014
0.82
C5015
0.82
R5006
22
R5007
22
R5031
5.6K
C5016
0.1
R5030
5.6K
0.1
C5017
2
4
3
1
L5000
G0A150L00003
C5000
1000P
1000P
5.6K
R5003
0.47
C5005
1000P
C5032
R5008
100
C5007
47P
R5001
5.6K
C5003
0.47
220P
C5011
0.1
C5023
0.1
C5021
C5028
0.1
C5234
1000P
C5225 0.82
2
4
3
1
G0A150L00003
L5200
C5228
0.82
22
R5209
R5033
5.6K
22
R5217
0.1
C5227
0.1
C5226
R5032
5.6K
16V10
C5602
R5207
5.6K
0.47
C5232
C5231
1000P
R5208 5.6K
0.47
C5233
R5204
100
C5216
47P
C5214
0.1
220P
C5218
0.1
C5219
0.1
C5217
C5031
0.22
C5009
0.015
220P
C5013
19
21
23
22
20
10
2
1
3
7
8
9
4
5
6
12
15
14
17
18
16
13
11
C5022
0.1
C5202
0.22
C5206
0.1
C5204
0.015
19
21
23
22
20
10
2
3
1
7
8
9
4
5
6
12
15
14
17
18
16
13
11
220P
C5205
R5201
10
AUDIO DIGITAL POWER AMP
AUDIO DIGITAL POWER AMP
MODE1
MODE2
SGND1
SGND1
OUT2
STABI
BOOT2
VSSP2
OUT1
VSSP1
VSSD
VSSA2
VDDP2
PROT
VSSA1
BOOT1
VDDP1
OUT1
VSSP1
PROT
VDDP1
BOOT1
OUT2
BOOT2
VSSP2
VSSD
VSSA2
VDDP2
STABI
VSSA1
AGND
AGND
FR
SBL
FL
SIGNAL AGND
NC
AGND
SBR
AGND
NC
IN1-
VDD
GND
VSS
VDD
GND
OSC
IN1+
FAN DC
FAN_DC
FAN GND
FAN_GND
VSS
VDDA1
VDDA1
MUTE SBL,SBR (MODE 1)
MUTE FL,FR (MODE 2)
MUTE_SB
MUTE_F
MOD_DA
MOD_DA
FHOP
OSC2/FAN
DC_DET
DC_DET
OSC
IN1-
IN1+
IN2+
MODE
MODE
IN2+
SGND2
SGND2
VDDA2
IN2-
VDDA2
IN2-
IC5000
C1BA00000487
IC5200
C1BA00000487
47P
47P
47P
47P
0.1
C5402
220P
C5411
0.1
C5410
0.1
C5409
C5421
0.22
0.015
C5422
C5403
0.1
220P
C5425
R5405
10
220P
C5426
100V22
C5440
220P
C5407
C5418
0.1
C5424
R5402
10
47P
C5412
R5118
5.6K
C5120
C5117
1000P
1000P
R5119
5.6K
C5121
0.47
C5419
0.1
C5413
0.1
C5423
220P
C5416
0.1
VDDA4
VDDP
R5410
10
R5411
VSSP
VSSA4
OSC
10
C5119
1000P
0.47
C5107
R5104
5.6K
R5103
5.6K
C5106
47P
C5404
0.015
0.47
C5406
0.1
19
21
23
22
20
10
12
15
14
17
18
16
13
11
OUT1
VSSP1
OUT2
VSSD
BOOT2
VSSP2
VSSA2
VDDP2
STABI
IN2+
MODE
SGND2
IN2-
VDDA2
2
3
5
6
1
7
8
9
4
SGND1
BOOT1
VSSA1
PROT
VDDP1
IN1-
OSC
IN1+
VDDA1
0.47
MODE1_2
R5037 5.6K
R5419
22
C5400
0.82
C5427
0.1
R5036
5.6K
R5400
22
C5401
0.1
2
4
3
1
L5400
G0A150L00003
C5428
0.82
R5404
100
C5431
1000P
IC5400
C1BA00000487
AUDIO DIGITAL POWER AMP
IN+_SBR
FHOP
K5302
0
FL_-
K5202
0
SBL_-
B0HCMM000019
B0HCMM000019
B0HCMM000019
B0HCMM000019
D5002
D5004
D5001
D5003
B0HCMM000019
B0HCMM000019
B0HCMM000019
B0HCMM000019
D5402
D5404
D5401
D5403
B0HCMM000019
B0HCMM000019
B0HCMM000019
B0HCMM000019
D5202
D5204
D5201
D5203
C5027
0.1
C5220
0.1
C5405
0.1
K5801
0
SA-BX500EB / SA-BX500EE / SA-BX500EG
110
13.10. D-Amp B (3CH) Circuit
O
SCHEMATIC DIAGRAM - 27
D-AMP B(3CH) CIRCUIT
1
2
4
3
P1
: MAIN SIGNAL LINE
TO D-AMP B(3CH)
SECTION (2/2)
SECTION (2/2)
: +B SIGNAL LINE
: -B SIGNAL LINE
SA-BX500EB/EE/EG
D-AMP B(3CH) CIRCUIT
1/2
2/2
H
TO
SPEAKER CIRCUIT
(JW4603)
IN SCHEMATIC
DIAGRAM - 22
SPEAKER CIRCUIT
(JW4603)
IN SCHEMATIC
DIAGRAM - 22
5
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
10K
R5657
6.3V220
C5692
1
3
2
CN5501
C5693
FAN MOTOR DRIVE
FAN MOTOR DRIVE
FAN MOTOR DRIVE
0.1
100K
R5659
C5695
0.1
10K
R5655
25V22
C5696
D5640
MAZ81200ML
1.8K
R5639 R5640
0
Q5642
Q5642
2SC584500L
1.8M
R5658
1K
R5637
25V10
C5691
R5636
1K
B1BACD000018
Q5640
C5690
1000P
SR+
SR_+
SR-
FAN_DC
Q5644
2SC584500L
10K
R5656
10K
R5660
10K
R5606
B1ADCE000012
Q5603
R5608
10K
R5604
4.7K
R5610
4.7K
4.7K
R5611
R5603
10K
R5602
10K
Q5604
B1ABCF000176
B1ABCF000176
R5609
10K
Q5602
R5302
10
220P
C5307
35V470
C5516
1M
R5507
390P
C5552
MAZ80560ML
D5503
10
C5555
0.1
C5554
R5311
10
1M
R5508
100P
C5553
35V470
C5517
C5525
0.1
C5524
0.1
VDDA3
C5540 100V22
R5510
470
C5315
1000P
5.6K
R5307
0.47
C5317
OSC
IN+_SR
FAN_DC
C5312
47P
R5306
5.6K
C5314
0.47
C5313
0.1
VDDP
VSSP
C5316
0.1
C5323
220P
0.1
C5319
0.1
C5318
0.1
C5560
SW+5V
5
6
4
1
2
3
9
11
13
14
12
10
7
8
IC5501
C0JBAF000716
VSSA3
10
R5310
47P
C5558
5
6
4
1
2
3
9
11
13
14
12
10
7
8
C0JBAB000902
INVERTER GATE
(CLOCK GENERATOR)
D-TYPE FLIP-FLOP
IC5500
OSC
SW+5V
SW+5V
MOD_DA
MUTE_S
MUTE_C
SR_+
SR_-
DC_DET
68K
R5218
C_+
120K
R5228
120K
R5020
SL_+
Q5101
B1ABCF000176
6.3V100
C5133
R5110
22K
68K
R5328
1.2K
R5023
AGND
1.2K
R5022
0.1
C5033
B1ABCF000176
Q5102
R5318
120K
R5607 4.7K
56K
R5654
0
R5670
FAN_GND
SIGNAL
50V1
C5697
C5694
16V33
MA2J11100L
D5644
D5643
MA2J11100L
C_-
R5035
5.6K
R5034
5.6K
220P
C5325
1000P
C5333
K5500
220P
C5326
R5304
100
C5304
47P
C5601
16V10
C5331 1000P
R5308
5.6K
0.47
C5334
R5309
5.6K
0.47
C5332
C5306
0.1
19
21
23
22
20
10
2
3
1
7
8
9
4
5
6
12
15
14
17
18
16
13
11
IC5300
C1BA00000487
AUDIO DIGITAL POWER AMP
C5324
0.015
C5321
0.22
C5302
0.1
0.1
C5310
220P
C5311
0.1
C5309
C5322
0.015
C5303
0.1
R5305
10
R5319
22
0.82
C5328
R5300
22
C5327
0.1
C5301
0.1
0.82
C5300
2
4
3
1
L5300
MODE2
MODE1
MODE2
FAN GND
FAN DC OUT
CD2
D1
SWITCH
SWITCH
Q5601
B1ABCF000176
SWITCH
SWITCH
DC DETECT
DC DETECT
GND
D2
SD1
SD2
SGND1
VSSD
OUT1
PROT
OUT2
BOOT2
VSSP1
VSSP2
STABI
VSSA2
VDDP2
VSSA1
BOOT1
VDDP1
OSC
VDDA1
6Y
5A
6A
VCC
O2
4Y
CP2
VCC
4A
5Y
3A
2A
2Y
1A
1Y
3Y
O1
O1
O2
CP1
CD1
GND
IN1+
IN1-
MODE
IN2-
IN2+
SGND2
VDDA2
FAN LOCK
G0A150L00003
0
R5317
R5327
1.2K
1.2K
R5504
22
FHOP
0.01
C5550
D5502
D5501
220P
C5557
0.01
C5556
MA2J11100L
D5501 - D5502
R5506
1M
C5551
390P
C5559
47P
R5018
68K
SL_-
C5305
0.1
7
9
8
4
5
1
3
2
6
CN5550*
C-
SR+
C+
SR-
SL+
SL-
C-
SR+
C+
SR-
SL+
SL-
0
0
K5779
K5778
K5253
0
K5255
0
D5302
B0HCMM000019
B0HCMM000019
B0HCMM000019
B0HCMM000019
D5304
D5301
D5303
SA-BX500EB / SA-BX500EE / SA-BX500EG
111
SCHEMATIC DIAGRAM - 28
C
TO
MAIN(CPU)
CIRCUIT
(CN8004)
IN SCHEMATIC
DIAGRAM - 15
MAIN(CPU)
CIRCUIT
(CN8004)
IN SCHEMATIC
DIAGRAM - 15
O
TO
SMPS CIRCUIT
(H5802*)
IN SCHEMATIC
DIAGRAM - 29
SMPS CIRCUIT
(H5802*)
IN SCHEMATIC
DIAGRAM - 29
1
2
3
P1
4
TO D-AMP B(3CH)
SECTION (1/2)
SECTION (1/2)
O
D-AMP B(3CH) CIRCUIT
: MAIN SIGNAL LINE
: +B SIGNAL LINE
: -B SIGNAL LINE
SA-BX500EB/EE/EG
D-AMP B(3CH) CIRCUIT
1/2
2/2
5
15
16
17
18
19
20
21
22
23
24
25
26
27
28
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
B
D
E
F
H
G
C
SL-
SL+
SL_+
C-
C_-
C+
C_+
R5200
10
220P
C5211
220P
C5203
C5201
0.015
C5200
0.1
C5152
C5155
C5151
C5522
0.1
10
R5211
C5523
0.1
100V22
C5240
35V470
C5509
35V470
C5508
C5223
0.47
R5206
5.6K
47P
C5224
6
5
8
9
11
12
10
14
15
13
7
2
1
1
4
3
17
17
16
CN5050
R5210
10
VDDA2
R5205
5.6K
C5222
0.47
1000P
C5221
0.1
C5213
0.1
C5207
VSSP
VSSA2
VDDP
C5208
0.1
C5209
0.1
C5212
220P
C5020
0.1
C5008
0.015
220P
C5010
0.1
C5019
R5004
10
R5005
10
220P
C5012
35V470
C5513
L5500
J0JKB0000020
0.1
AGND
0.1
C5514
35V470
C5512
0.1
C5519
0.1
C5515
L5501
J0JKB0000020
C5518
0.1
5
6
1
3
4
2
8
7
CN5500
100V22
C5040
VSSP
VSSP
C5510
35V470
C5511
35V470
C5521
0.1
10
R5010
VDDP
C5520
0.1
VDDA0
VDDP
0.1
C5018
C5030
220P
3
2
1
ZJ5400
3
2
1
ZJ5410
C5445
C5004
0.47
R5002
5.6K
C5002
0.47
5.6K
R5000
C5001
1000P
1000P
47P
C5006
C5025
0.1
C5024
0.1
10
R5011
OSC
OSC
IN+_SL
IN+_SL
IN+_SR
VSSA0
C5014
0.82
C5015
0.82
R5006
22
R5007
22
R5031
5.6K
C5016
0.1
R5030
5.6K
0.1
C5017
2
4
3
1
L5000
G0A150L00003
C5000
1000P
1000P
5.6K
R5003
0.47
C5005
1000P
C5032
R5008
100
C5007
47P
R5001
5.6K
C5003
0.47
220P
C5011
0.1
C5023
0.1
C5021
C5028
0.1
C5234
1000P
C5225 0.82
2
4
3
1
G0A150L00003
L5200
C5228
0.82
22
R5209
R5033
5.6K
22
R5217
0.1
C5227
0.1
C5226
R5032
5.6K
16V10
C5602
R5207
5.6K
0.47
C5232
C5231
1000P
R5208 5.6K
0.47
C5233
R5204
100
C5216
47P
C5214
0.1
220P
C5218
0.1
C5219
0.1
C5217
C5031
0.22
C5009
0.015
220P
C5013
19
21
23
22
20
10
2
1
3
7
8
9
4
5
6
12
15
14
17
18
16
13
11
C5022
0.1
C5202
0.22
C5206
0.1
C5204
0.015
19
21
23
22
20
10
2
3
1
7
8
9
4
5
6
12
15
14
17
18
16
13
11
220P
C5205
R5201
10
AUDIO DIGITAL POWER AMP
AUDIO DIGITAL POWER AMP
MODE1
MODE2
SGND1
SGND1
OUT2
STABI
BOOT2
VSSP2
OUT1
VSSP1
VSSD
VSSA2
VDDP2
PROT
VSSA1
BOOT1
VDDP1
OUT1
VSSP1
PROT
VDDP1
BOOT1
OUT2
BOOT2
VSSP2
VSSD
VSSA2
VDDP2
STABI
VSSA1
AGND
AGND
SR
NC
SL
SIGNAL AGND
NC
AGND
CENTER
AGND
NC
IN1-
VDD
GND
VSS
VDD
GND
OSC
IN1+
FAN DC
FAN_DC
FAN GND
FAN_GND
VSS
VDDA1
VDDA1
MUTE C (MODE 1)
MUTE SL,SR (MODE 2)
MUTE_C
MUTE_S
MOD_DA
MOD_DA
FHOP
OSC2/FAN
DC_DET
DC_DET
OSC
IN1-
IN1+
IN2+
MODE
MODE
IN2+
SGND2
SGND2
VDDA2
IN2-
VDDA2
IN2-
IC5000
C1BA00000487
IC5200
C1BA00000487
47P
47P
47P
IN+_C
FHOP
K5302
0
SL_-
K5202
0
B0HCMM000019
B0HCMM000019
B0HCMM000019
B0HCMM000019
D5002
D5004
D5001
D5003
B0HCMM000019
B0HCMM000019
B0HCMM000019
B0HCMM000019
D5202
D5204
D5201
D5203
C5027
0.1
C5220
0.1
K5801
0
SA-BX500EB / SA-BX500EE / SA-BX500EG
112
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