GND LINE
POWER- LINE
POWER+ LINE
STBY POWER
PCM
SPDIF
DSD
Analog Audio L
Analog Audio R
Audio SW
1000P-
J
C900
8
C907
3
N
M
+9
VA
-9
VA
+3
.3
C
PU
.
R903
6
N
M
R903
7
N
M
+3
.3
C
PU
.
R900
4N
M
-9
VA
+9
VA
10
K
R900
6
10
K
R902
4
-9
VA
1000P-
J
C900
6
HP_MUTE
CH5_REF2
CH5_REF1
CH4_REF1
CH4_REF0
CH7_REF1
CH7_REF0
+9VA
-9VA
R9084
0
C9024
NM
AUX_R
HP_DET
HP-R
HP-L
HP_DET
SW_MUTE
CH5_REF0
CH4_REF2
CH7_REF2
C900
4
4N7
-K
AMP_GND
C901
7
4N7
-K
R9042
53K6-B-1608
AMP_GND
100
N
-K
C
902
2
330
P-
J
C
902
7
C
902
6
330
P-
J
2 1
3
DAN202
K
D900
6
15
R9013
R9027
15
15
R9043
-9VA
R
908
8
22
K
C9000
1500P
R9000
3K3
R9033
3K3
3K3
R9044
C9023
100N-K
R900
5
1K
5
R900
9
12
R901
4
12
R901
8
1K
5
R901
9
1K
5
R902
2
12
R903
0
12
1K
5
R903
2
R903
5
N
M
R903
4
1K
C901
4
-
C901
6
-
R904
0
47
K
C901
5
-
R
910
5
75
0
R
910
4
75
0
C9028
100N-K
C900
1
-
AGN
D
R9038
1K
KRC102S
Q9001
N
M
R900
2
+9VA
1K
R9039
AUX_L
N
M
R900
3
AGND
R9011
33
1K
R9020
R9028
33
R9082
33
R9021
1K
R9081
33
C907
5
100
N
C907
4
100
N
SW_OUT
AGND
AGND
1
2
5
4
3
JK9000
C900
7
4N7
-K
2
1
3
DAP202
K
D900
5
C901
9
1000P-
J
N
M
R
908
6
N
M
R
908
9
R
908
5
22
K
220
R9045
150N-K
C9020
D900
0LBAS16HT1
G
D900
1
LBAS16HT1
G
D900
3LBAS16HT1
G
D900
2LBAS16HT1
G
47/25
C9021
Q9010
KRA102S
R9102
1K
R9103
1K
47/50-RA2
C9029
47/50-RA2
C9025
C900
2
-
1K
R900
1
C900
9
-
1K
R9080
R9007
1K
AGN
D
0
R9095
R9008
1K
CN9030
3K32-B-1608
R9017
AMP_GND
R9025 3K32-B-1608
R9029 3K32-B-1608
R9079 3K32-B-1608
-9VA
+9VA
AGND
C9030
100N-K
C9005
100/16
AGND
R9012
53K6-B-1608
R90163K32-B-1608
C9010
100/16
R9026 53K6-B-1608
C9018
100/16
FROM MODULATOR
R9041 3K32-B-1608
-9VA
AGND
R9083
1K
R
908
7
47
K
R
909
0
47
K
C9031
NM
0
R9092
1K
R9091
Q9000
KRA102S
R901
5
12
R901
0
12
C9003
47/25-RFS
1
2
7
3
4
VEE
5
6
8
VCC
+ CM1
+ CM2
-
-
IC900
0
NJM880
1
R902
3
12
R903
1
12
47/25-RFS
C9011
C901
2
-
Q9012
KTC2875B
2
1
3
DAP202
U
D902
2
Q9013
KTC2875B
2 1
3
DAN202
U
D901
1
1
2
7
3
4
VEE
5
6
8
VCC
+ CM1
+ CM2
-
-
IC9003
NJM8801E
Q9002
2SA1312(B)
C9013 1500P
2SA1312(B)
Q9006
Q9005
2SC3324(B)
Q9009
2SC3324(B)
Q9011
KRC102S
1
2
7
3
4
VEE
5
6
8
VCC
+ CM1
+ CM2
-
-
IC900
1
NJM8068
G
1K
R9046
Q9003
KTC2875B
KTC2875B
Q9004
Q9007
KTC2875B
Q9008
KTC2875B
FROM U-COM
FROM U-COM
MCU SHEET
PMA-50 CLASS D AMP - SW/HP OUTPUT AUX IN STAGE PART
B4
B5
C0
CN9030
SCHEMATIC DIAGRAMS (2/2)
SCHEMATIC DIAGRAMS (8/11)
AMP_D_AMP_SW_HP_OUT_AUXIN
56
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A
B
C
D
E
F
G
H
J
K
L
M
A
B
C
D
E
F
G
H
J
K
L
M
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Summary of Contents for PMA-50
Page 8: ...Personal notes 8...
Page 28: ...4 Enter the user name company name and Click Next 5 Click Next 6 Click Finish 28...
Page 42: ...Personal notes 42...
Page 71: ...PCM9211 IC204 PCM9211 Block Diagram 71...
Page 72: ...PCM9211 Pin Discriptions 72...
Page 80: ...BT_Module MDX 5XR IC501 Pin Map Top View Block Diagram 80...