A-9355
SCHEMATIC DIAGRAMS-2
POWER AMPLIFIER SECTION
A-9355
Low Over Current
D
G
S
Hi Over Current
10V
DC_PROTECT
PUNPING PROTECT
TEST POINT
ACAMP2
Rch
Lch
B
A
B
A
SP_A
Rch
SP_B
Rch
Lch
Lch
Rch_SPA
Lch_SPA
Rch_SPB
Lch_SPB
Lch
Rch
Dead Time
Rch
TEST POINT
Lch
GND
Rch
Lch
GND
PROTECT_I
SPL_DET
SPR_DET
SPBDET_RL
SPADET_RL
SPB_RL
SPA_RL
ACAMP1
Lch
To POWER TRANS
(SD-4 : A1)
To POWER TRANS
(SD-4 : A1)
Rch
AMUTE
RCPOWER
+12V
RL_GND
DG_MUTE
R5079
8.2k
R5097
47k
R5091
33
R5083
4.7(1/4W)
D5007
M1FL20U
R5085
10k
C5041
224
R5113
150K
C5039
47/50
R5071
33(1/4W)
C5047
334
C5045
471
Q5017
IRS20954S
1
VDD
2
CSD
3
IN
4
VSS
5
NC
6
VREF
7
OCSET
8
DT
9
COM
10
LO
11
VCC
12
NC
13
VS
14
HO
15
VB
16
CSH
R5077
5.6K(1/2W)
C5043
224
Q5015
RN1402
C5035
1/50
C5037
224
R5087
2.7k
R5089
6.8k
R5093
22(1/4W)
R5095
22(1/4W)
R5081
2.2k
R5099 6.8(1/4W)
D5009
1SS352
C5061
471
R5115
6.8(1/4W)
R5105
22
C5053
153
R5101
100K(F)
C5049
334
R5119
1(1/4W)
C5069
471
L5001
22u
C5057
102
C5058
102
Q9804
2SA1162GR
D9802
UDZS18B
Q9803
2SC2712GR
D9803
UDZS18B
C9816
100/50
R9801
56(1/4W)
R9802
56(1/4W)
+17.7V
+17.6V
R5098
47k
C5042
224
C5050
334
C5048
334
R5080
8.2k
R5072
33(1/4W)
D5008
M1FL20U
R5092
33
R5086
10k
C5040
47/50
C5036
1/50
Q5809
2SA1162-GR
R5078
5.6K(1/2W)
C5062
471
Q5018
IRS20954S
8
DT
7
OCSET
6
VREF
5
NC
4
VSS
3
IN
2
CSD
1
VDD
16
CSH
15
VB
14
HO
13
VS
12
NC
11
VCC
10
LO
9
COM
R5084
4.7(1/4W)
C5044
224
D5010
1SS352
C5038
224
R5110
150K
R5114
150K
R5082
2.2k
R5090
6.8k
R5088
2.7k
R5096
22(1/4W)
R5094
22(1/4W)
R5100
6.8(1/4W)
R5116
6.8(1/4W)
C5054
153
C5052
334/250V
R5106
22
R5102
100K(F)
R5104
100K(F)
C5046
471
C5070
471
R5120
1(1/4W)
R5811
82K
R5812
82K
R5820
10K
+5V
Q9806
78L05
1
O
2
G
3
I
C9817
47/25
D5812
1SS352
C5807
220/10
D5813
1SS352
L5002
22u
Q5016
RN1402
R5103
100K(F)
R5109
150K
C5051
334/250V
D5802
UDZS5.6B
D5801
UDZS5.6B
R5819
10K
R5814
5.6K
Q5801A
HN1C01F-GR
2
1
6
Q5801B
4
5
3
Q5803A
HN1C01F-GR
2
1
6
Q5803B
4
5
3
C5803
47/25
R5810
6.8K
C5804
104
R5809
5.6K
Q5804
RN2402
R5821
47K
C5806
224
R5822
15K
Q9805
78M12
3
O
2
G
1
I
C9810
47/25
P9001
2
1
R9807
2.2(1/2W)
23.5V
C9807
104
D9804
S1NB60
1
3
4
2
C9808
104
C9809
1000/35
R5801
27K
R5803
3.9K
R5804
3.3K
C5802
104
C5801
104
C9806
CE
10000/50
C9805
CE
10000/50
D9801
LN15XB60
1
3
4
2
C9803
104
C9804
104
C9802
104
C9801
104
C9818
47/50
Q9807
2SC4793_Y
R9808
6.8K(1/4W)
+8.5V
C9819
22/50
D9805
UDZS9.1B
R5802
22K
P5105
1
-35.5V
+35.5V
C5060
102
C5059
102
P5001
RL5001
NRL-2P5A-DC09-163
RL5002
NRL-2P5A-DC09-163
C5808
104
C5805
TF-C
104
Q5806
DTC123JKA
Q5810
DTC123JKA
D5811
1SS352
D5810
1SS352
Q5812
DTC123JKA
D5815
1SS352
C5809
104
C5810
104
D5814
1SS352
Q5811
DTC123JKA
RL5801
R5075
NC
R5053
220(1/4W)
R5067
8.2K
C5021
100/10
Q5013
78L05
1
O
2
G
3
I
R5111
3.9K
C5019
104
Q5011B
6
2
R5055
4.7K
R5043 180F
R5047
330
D5005
1SS352
5.6
13.05
9.13
Q5011A
7
1
R5045
330
R5051
12K
R5049
2.2K
R5039
15K
R5037
5.6K
R5065
3.9K
C5031
101
R5061
3.9K
R5063
2.2K
C5027
101
C5029
221
C5025
331
R5023
1.2K
11.3
Q5003
2SC2712-GR
R5015
2.2K
-16.7
R5025
3.9KF
R5027
3.9KF
R5017
47
R5019
47
R5021 100
3
2
1
R5005
390K
R5003
220K
R5001
2.2K
R5107
100
R5029
47KF
R5013
100K
C5007
22/50
D5001
UDZS5.6B
Q5011C
TC7W14FU
3
4
5
8
C5009
22/50
+15.7
+5V
+8.5V
R5117
56KF
C5003
22/50
C5005
821
Q5001B
4
5
3
Q5009A
HN3A51F
6
1
2
Q5009B
3
5
4
D5807
1SS352
R5007
12K
Q5001A
HN3C51F-BL
6
2
1
R5073
4.7K
Q5005
2SC2712
C5015
102F
C5017
102F
C5001
221
Q5023
RN1441
Q5025
RN1441
R5009
390F
R5011
390F
Q5007A
1
6
2
Q5007B
HN3A51F
5
3
4
C5023
22/50
R5069
22K(1/4W)
D5003
1SS352
R5031
2.2K
Q5805
2SA1162_GR
C9821
224
R5806
220K
R5805
220K
R5808
47K
Q5807
2SA1162_GR
R5041
560
R5076
NC
C5022
100/10
R5068
8.2K
R5056
4.7K
Q5012B
6
2
R5044 180F
R5048
330
5.6
9.03
Q5012A
7
1
R5046 330
R5052
12K
R5050
2.2K
R5040
15K
R5038
5.6K
13.05
R5066
3.9K
C5032
101
R5062
3.9K
C5028
101
C5030
221
C5026
331
R5054
220(1/4W)
C5024
22/50
11.3
R5028
3.9KF
R5026
3.9KF
C9820
102
Q5014
78L05
1
O
3
I
2
G
D5006
1SS352
Q5010A
HN3A51F
2
6
1
Q5010B
5
4
3
Q5006
2SC2712
Q5012C
TC7W14FU
3
8
5
4
+8.5V
+5V
Q5808
2SA1162_GR
R5074
4.7K
R5024
1.2K
C5006
821
Q5008A
2
6
1
Q5008B
HN3A51F
5
4
3
D5004
1SS352
C5016
102F
C5018
102F
C5020
104
R5112
3.9K
R5064
2.2K
R5070
22K(1/4W)
R5018
47
R5020
47
R5022
100
3
1
2
R5032
2.2K
R5030
47KF
R5006
390K
R5004
220K
Q5026
RN1441
R5108
100
Q5024
RN1441
R5016
2.2K
Q5004
2SC2712-GR
R5014
100K
D5002
UDZS5.6B
C5008
22/50
D5808
1SS352
R5008
12K
C5010
22/50
-16.7
+15.7
R5118
56KF
C5004
22/50
C5002
221
R5002
2.2K
Q5002A
HN3C51F-BL
6
1
2
Q5002B
3
5
4
R5010
390F
R5012
390F
D5803
1SS352
R5824
THERMISTOR
C9822
222
R5818
47K
Q5802
2SC2712GR
R5807
220K
R5825
47K
R5042
820
C5065
47/50
C5066
47/50
P5004A
1
P5003B
1
E5002
EARTH
L5003
59u
L5004
59u
JL211B
10
9
8
7
6
5
4
3
2
1
JL201B
6
5
4
3
2
1
C9815
100/50
C5033
100/50
C5034
100/50
C5012
220/25
C5014
220/25
C5011
220/25
C5013
220/25
C5055
153
C5056
153
RL5802
P9002
1
2
3
4
C9813
22/50
C9814
22/50
R9803
12K(1/4W)
R9804
12K(1/4W)
C9811
10/50
C9812
10/50
Q9801
2SA1837_Y
R9805
1.2K
Q9802
2SC3421_Y
R9806
1.2K
R5057
27K
R5059
330K
R5060
330K
R5058
27K
R5826
0
R5827
0
P5103
P5101
Q5019
IRF6665
3
4
1
2
5
6
Q5021
IRF6665
3
4
1
2
5
6
Q5022
IRF6665
3
6
5 2 1
4
Q5020
IRF6665
3
6 5 2 1
4
C5068
334
C5067
334
R5033
100(1/4W)
R5035
100(1/4W)
R5034
100(1/4W)
R5036
100(1/4W)
NACLD-9283
To NAAF-9280
(SD-1 : F3)
To NACPU-9251
(SD-3 : B4)
U14
POWER AMPLIFIER
PC BOARD
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
SPEAKERS
DC OFFSET
ADJUST
DC OFFSET
ADJUST
NC
LPF
LPF
Rch
Lch
DIGITAL AUDIO
DRIVER
DIGITAL AUDIO
DRIVER
!
!
!
!
A
1
2
3
4
5
B
C
D
E
F
G
H
