Panasonic SA-BTT190EB / SA-BTT190EG / SA-BTT190EP / SA-BTT190GN / SA-BTT195EE / SA-BTT195EP / SC-BTT195EEK Service Manual ▷ View online
101
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
E
D-AMP CIRCUIT
SCHEMATIC DIAGRAM - 11
SA-BTT190EB/EG/EP/GN,SA-BTT195EE/EP D-AMP CIRCUIT
3/3
2/3
1/3
TO D-AMP
CIRCUIT (3/3)
TO D-AMP
CIRCUIT (1/3)
CIRCUIT (1/3)
: +B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
F
TO
SMPS CIRCUIT
(JW1)
IN SCHEMATIC
DIAGRAM - 13
SMPS CIRCUIT
(JW1)
IN SCHEMATIC
DIAGRAM - 13
P1
P1
1
3
2
HEATSINK*
G2
G1
B0JCDD000002
D5405
B0JCDD000002
D5403
C5424
5600P
5600P
C5423
1
L5401
J0JKB0000003
2
1
4
3
CN5400
J0JKB0000003
L5402
R5427
47K
C5140
50V820
C5117
50V820
D5407
B0ACCK000005
1
C5425
R5438
100K
R5437
4.7K
B1ADCE000012
DC DETECT
DC DETECT
Q5413
B1ABCF000011
Q5412
R5436
10K
R5439
100K
C5437
0.1
DCDET
C5422
2.2
+35V
+35V
PGND
PGND
FAN_AD
C5400
10
2
4
3
1
L5304
G0B9R5K00007
5.6K
R5319
2
4
3
1
G0B9R5K00007
L5303
R5318
5.6K
SW-
C-
C5334
1000P
C+
C5333
1000P
C5335
1000P
1000P
SW+
C5336
1000P
1000P
Q5408
B1ABCF000011
B1ABCF000011
SPEAKER PROTECTION SWITCH
SPEAKER PROTECTION SWITCH
Q5409
R5431
33K
R5310
10K
R5311
10K
B1GBCFNN0041
QR5402
C5300
10
C5340
0.1
B0ACCK000005
D5401
B0ACCK000005
D5402
B1GBCFNN0041
DC DETECT
DC DETECT
QR5400
C5341
4.7
C5305
0.1
C5306
0.1
L5403
G1C4R7MA0172
PW_DC12V_A
R5304
10
PWM_SW+
PWM_SW-
C5308
0.033
R5201
47K
100
R5301
R5300
10
4.7
C5302
PWM_C+
PWM_C-
R5303
22K
4700P
C5304
C5301
100P
C5342
0.1
2
1
43
11
9
10
34
36
35
12
33
6
7
5
4
39
38
41
40
8
37
23
22
20
18
16
14
13
15
17
19
31
32
28
26
25
27
30
29
21
24
3
42
44
IC5300
C1AB00003582
DIGITAL AMPLIFIER
R5305
10
C5307
0.033
C5312
1
1
C5311
C5314
1
0.033
C5309
C5310
0.033
1
C5313
VALID
R5309
3.3
C5337
0.01
R5308
3.3
C5338
0.01
C5391
0.47
C5392
0.47
0.47
C5394
C5393
0.47
R5306
3.3
0.01
C5330
R5307
3.3
0.01
C5329
2
4
3
1
L5302
G0C100M00007
2
4
3
1
G0C100M00007
L5301
R5317
100K
R5316
100K
R5314
100K
R5315
100K
C5427
10
VDD
OC_ADJ
PSU_REF
PWM_A
C_STARTUP
/RESET
PVDD
DGND
SD
VDD
OUT_A
PVDD_A
OUT_A
BST_A
GVDD_AB
PVDD_A
M1
NC
GND
NC
M3
M2
GND_D
BST_D
PVDD_D
GVDD_CD
OUT_D
SD(L)
OUT_D
READY
OTW(L)
PVDD_D
PVDD_C
PWM_D
BST_C
PWM_C
TEST
OUT_C
GND_B
V1_CM
GND_A
PWM_B
BST_B
VREG
OUT_B
AGND
PVDD_B
GND_C
GND
NOTE: “ * ” REF IS FOR INDICATION ONLY
102
29
30
31
32
33
34
35
36
37
38
39
40
41
42
29
30
31
32
33
34
35
36
37
38
39
40
41
42
A
C
D
B
E
G
H
F
E
D-AMP CIRCUIT
SCHEMATIC DIAGRAM - 12
SA-BTT190EB/EG/EP/GN,SA-BTT195EE/EP D-AMP CIRCUIT
3/3
2/3
1/3
TO D-AMP
CIRCUIT (2/3)
CIRCUIT (2/3)
: +B SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
2
1
3
P1
C5234
1000P
1000P
C5235
1000P
5.6K
R5220
2
4
3
1
L5203
G0B9R5K00007
2
4
3
1
G0B9R5K00007
L5102
2
4
3
1
G0B9R5K00007
L5103
2
4
3
1
L5202
G0B9R5K00007
5.6K
R5221
C5236
1000P
C5237
1000P
GND
FR+
FR-
SL+
C5134
1000P
SL-
FL-
SR+
SR-
C5136
1000P
C5135
1000P
C5137
1000P
FL+
R5113
10K
R5213
10K
R5114
10K
R5212
10K
C5111
1
C5114
1
C5112
1
C5113
1
C5212
1
C5211
1
C5214
1
C5213
1
R5202
100
VALID
R5203
47K
10
R5200
R5103
100
10
R5100
R5102
47K
PWM_FR+
PWM_FR-
C5251
0.1
C5104
4.7
R5104
22K
22K
R5205
2
1
43
11
9
10
34
36
35
12
33
6
7
5
4
39
38
41
40
8
37
23
22
20
18
16
14
13
15
17
19
31
32
28
26
25
27
30
29
21
24
3
42
44
IC5100
4.7
C5204
C5100
10
C5101
100P
C5151
0.1
C5102
4.7
PWM_SL-
PWM_SR-
PWM_SR+
C5150
0.1
C5103
4700P
PWM_SL+
100P
C5201
0.1
C5250
C5200
10
C5203
4.7
PWM_FL+
PWM_FL-
4700P
C5202
C5205
0.1
C5105
0.1
C5106
0.1
C5209
0.033
R5105
10
R5206
10
R5106
10
C5110
0.033
C5109
0.033
C5210
0.033
C5107
0.033
C5108
0.033
C5208
0.033
C5207
0.033
2
1
43
11
9
10
34
36
35
12
33
6
7
5
4
39
38
41
40
8
37
23
22
20
18
16
14
13
15
17
19
31
32
28
26
25
27
30
29
21
24
3
42
44
IC5200
C1AB00003582
DIGITAL AMPLIFIER
C1AB00003582
DIGITAL AMPLIFIER
10
R5207
C5206
0.1
R5107
3.3
R5211
3.3
3.3
R5210
C5131
0.01
C5130
0.01
R5108
3.3
0.01
C5232
R5109
3.3
R5112
3.3
C5132
0.01
C5133
0.01
0.47
C5143
C5241
0.47
C5144
0.47
C5141
0.47
C5142
0.47
C5243
0.47
0.47
C5244
C5242
0.47
R5208
3.3
0.01
C5233
R5209
3.3
0.01
C5231
0.01
C5230
2
4
3
1
L5200
G0C100M00007
2
4
3
1
G0C100M00007
L5101
2
4
3
1
G0C100M00007
L5100
2
4
3
1
L5201
G0C100M00007
R5217
100K
R5111
100K
R5219
100K
R5218
100K
R5216
100K
R5110
100K
R5118
100K
R5117
100K
NC
SD(L)
SD
VDD
NC
M3
M2
V1_CM
PWM_B
PWM_A
NC
M2
M1
M3
READY
SD(L)
NC
READY
M1
PSU_REF
OTW(L)
OTW(L)
VREG
PWM_D
PWM_C
GND
VDD
AGND
OC_ADJ
/RESET
C_STARTUP
TEST
VREG
PWM_D
PWM_C
TEST
PWM_A
PWM_B
PSU_REF
V1_CM
GND
VDD
/RESET
OC_ADJ
C_STARTUP
AGND
OUT_C
BST_B
BST_C
PVDD_C
BST_D
PVDD_D
GVDD_CD
GND_C
OUT_D
GND_D
OUT_B
PVDD_B
GND_A
OUT_A
PVDD_A
BST_A
GVDD_AB
PVDD_A
OUT_A
GND_B
OUT_C
BST_C
PVDD_C
PVDD_D
PVDD
OUT_D
OUT_D
BST_D
GVDD_CD
DGND
PVDD_D
GND_C
GND_D
BST_B
OUT_D
PVDD_D
GND_A
BST_A
PVDD_A
PVDD_A
GVDD_AB
OUT_A
OUT_A
OUT_B
PVDD_B
GND_B
103
18.6. SMPS Circuit
A
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
C
D
B
E
G
H
F
F
SMPS CIRCUIT
SCHEMATIC DIAGRAM - 13
SA-BTT190EB/EG/EP/GN,SA-BTT195EE/EP SMPS
CIRCUIT
2/2
1/2
TO SMPS
CIRCUIT (2/2)
1
2
3
4
6
5
7
P1
: +B SIGNAL LINE
: -B SIGNAL LINE
E
TO
D-AMP CIRCUIT
(CN5400)
IN SCHEMATIC
DIAGRAM - 11
D-AMP CIRCUIT
(CN5400)
IN SCHEMATIC
DIAGRAM - 11
A
TO
DIGITAL(MICON)
CIRCUIT (CN2309)
IN SCHEMATIC
DIAGRAM - 2
DIGITAL(MICON)
CIRCUIT (CN2309)
IN SCHEMATIC
DIAGRAM - 2
DZ2J200M0L
D5705
B0ECFR000003
D5710
B0ACCK000005
D5706
R5722
2.2K
B0ACCK000005
D5708
820P
C5722
220P
C5721
50V10
C5726
47K
R5725
D5714
DZ2J30000L
22
R5720
D5707
DZ2J062M0L
R5803
220
DZ2J062M0L
D5703
C5826
0.01
D5803
B0HFRJ000012
PCONT
6800P
C5817
R5808
2.2K
R5730
1K
4
3
1
2
B3PBA0000503
FEEDBACK
PC5720
1000P
C2903
R5807
680
SYNC
SYS3R8V
6
8
9
7
2
1
4
5
3
JW2
R5818
470
47K
R5729
15K
R5806
C2904
56P
C2905
56P
C5818
0.1
A
R
A
R
C
K
C0DABYY00011
SHUNT REGULATOR
IC5801
R5814
100K
R5801
100
R5804
82K
R5805
5.6K
B1GBCFGG0030
DC DETECT
QR5862
2
1
4
3
JW1
C5791
10
R5864
1.8K
C5840
0.01
C5813
35V470
C5814
35V470
680
R5809
8.2K
R5832
C5805
50V820
R5862
2.2K
3
1
2
B0HBSM000056
D5802
T5701
ETS61BA126AD
MAIN TRANSFORMER
D5704
DZ2J200M0L
Q5720
B1ABMG000008
VOLTAGE REGULATOR
100P
C5720
10K
R5721
R5702
100K
D5712
B0EAMM000057
R5703
100K
C5713
0.01
3
2
1
B0ZAZ0000089
D5702
DCDET
GND
PGND
PGND
SYS6V
SYNC
PCONT
DC18V
DC18V
POWER_CONT
PGND
+35V
+35V
PGND
3
2
1
ZJ5703
HEATSINK*
G2
G1
NOTE: “ * ” REF IS FOR INDICATION ONLY
C5841
0.01
GND
+35V
VIN
+21V
VCC
GND
GND
11
13
14
12
8
9
10
6
5
7
18
15
16
17
1
4
2
WIRE CLAMPER
ZJ1*
C5811
0.01
104
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
C
D
B
E
G
H
F
F
SMPS CIRCUIT
SCHEMATIC DIAGRAM - 14
SA-BTT190EB/EG/EP/GN,SA-BTT195EE/EP SMPS
CIRCUIT
2/2
1/2
TO SMPS
CIRCUIT (1/2)
CIRCUIT (1/2)
1
2
5
4
6
7
P1
3
: +B SIGNAL LINE
: -B SIGNAL LINE
G2
G1
C5712
400V150
C5702
F0CAF104A105
0.1
R5704
390K
3
2
4
1
B0FBAR000043
D5701
K5720
0
C5723
470P
TH5702
D4CAA5R10001
TL11*
TL21*
B0ACCK000005
D5709
220
R5732
D5713
B0BC035A0007
R5726
0.15
C5747
820P
47K
R5733
1
C5730
0.1
C5731
6
3
2
1
5
4
7
C5HACYY00008
SWITCHING REGULATOR
IC5701
0.1
C5725
1000P
C5724
R5797
15K
R5891
36K
C5706
F1BAF471A013
470P
0.1
C5796
1
C5794
R5795
470K
1000P
C5795
SYS3R8V
C5898
0.1
R5893
18K
R5895
15K
C5899
10V220
D5896
B0EAMM000057
4
3
1
2
PC5702
B3PBA0000503
SYNC
B0ECET000002
D5711
820K
R5898
150
R5894
D5716
B0EAMM000057
D5791
B0BC9R000008
22
R5798
4
3
1
2
B3PBA0000503
FEEDBACK
PC5799
SYNC
100
R5897
Q5898
B1ABCF000176
SWITCH
C5897
0.01
100K
R5821
2.2K
R5890
50V10
C5798
9
10
7
+3.3V
+18V
GND
8
2
1
6
5
4
3
ETS19AB2E6AG
SUB TRANSFORMER
T5751
7
8
5
1
2
4
3
IC5799
MIP2F20MSSCF
SWITCHING MODE POWER
SUPPLY CONTROL
R5707
390K
A
R
A
R
C
K
C0DBEYY00070
SHUNT REGULATOR
IC5900
C5700
F1BAF1020020
1000P
PGND
CL
VCC
VDD
FB
D
S
S
D
GND
FB
(BLK)
(RED)
HEATSINK*
VCC
OLP/SS
OCP/BD
S
3
2
1
ZJ5702
G
TO
AC INLET CIRCUIT
IN SCHEMATIC DIAGRAM - 9
AC INLET CIRCUIT
IN SCHEMATIC DIAGRAM - 9
B1ABCF000176
SWITCH
Q5902
B0EAKM000117
D5901
R5901
1K
B1ADCF000001
SWITCH
Q5901
R5902
120
B0ACCK000005
D5903
C5901
1000P
330
R5903
B1GBCFLL0037
PCONT SWITCH
QR5901
4
3
1
2
B3PBA0000503
PCONT
PC5901
PCONT
R5906
100K
R5905
10K
NOTE: “ * ” REF IS FOR INDICATION ONLY
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