Denon PMA-50 - Schematic Diagrams (5;11)

GND LINE POWER- LINE POWER+ LINE STBY POWER PCM SPDIF DSD Analog Audio L Analog Audio R Audio SW
+5V25
AMP_GND
150
R910
R905
100
3K3R912
C935 4700N-K-1608 C937 1000N-K-1608 C946 10000N-K-1608 C948 100N-K C950 100N-K C952 100N-K C954 100N-K C956 100N-K C963 1000N-K-1608 C965 1000N-K-1608 C967 100N-K C969 100N-K C971 100N-K
AMP_GND
C912 10N-K
C914 10N-K
75R970
C921 100N-K
C928 100N-K C931 1000N-K-1608 C933 1000N-K-1608
1
R926
AMP_GND
+1V8
+1V8R
+3V3R
+3V3S
+3V3
R908 150
75
R967
+3V3R
+3V3
+3V3S
DC_PRT1
CH7_REF0
CH7_REF1
CH7_REF2
CH5_REF1
CH5_REF2
CH4_REF1
CH4_REF0
+1V8R
+1V8
CH4_5_WS
CH4_5_SCK
AUX_R
AUX_L
HP_DET
SW_MUTE
DGND
CSR_BRIDGE
CSR_SPI_CK
DGND
CSR_SPI_DI
+3.3CPU
AMP_GND AMP_GND DGND
+1V8C_
AMP_GND
AGND
+1V8S
1R927
C906 100N-K
C905 100N-K
+3V3
+1V8C
+1V8S
+3V3
3K3
R923
+1V8C_
R904 0
150
R911
+3V3
L900 0.33uH
R906
3K3
C909
12P-J
AMP_GND
R907
150
R909
150
75
R969
C1021
33P
75
R968
C1027
33P
33P
C1026
C940 1000N-K-1608 C939 1000N-K-1608 C936 1000N-K-1608 C938 1000N-K-1608 C941 1000N-K-1608
AMP_GND
C944 1000N-K-1608 C947 100N-K C949 100N-K C945 1000N-K-1608 C951 100N-K C953 100N-K C955 100N-K
C1025 100N
DGND
DC_PRT2
+3V3
CH5_REF0
CH4_REF2
AGND
AGND
CH4_5_SD
DGND
CSR_INTRT
HP_MUTE
SPK_ON
AGND
CSR_SPI_CS
CSR_RESET
CSR_SPI_DO
C959 1000N-K-1608 C961 1000N-K-1608 C957 4700N-K-1608 C958 1000N-K-1608 C960 1000N-K-1608 C962 1000N-K-1608
AMP_GND
C966 100N-K C968 100N-K C970 100N-K C964 1000N-K-1608 C972 100N-K
AMP_GND
To Output Stage
C1014
10P
R960
75
22
R918
L9007
BD221T
844KHZ
C910 12P-J
75
R972
75
R971
C913 10N-K
C915 10N-K
C918 100N-K-1005 C917 100N-K-1005 C916 100N-K-1005
+3V3
C920 1000N-K-1608
H/P SHEET
To SW/HP Output Stage
C926 100N-K
C927 100N-K C922 1000N-K C923 1000N-K C924 1000N-K C925 1000N-K C929 100N-K C930 1000N-K-1608 C932 100N-K C934 100N-K
To Feedback Processor
CH2_PWM0
CH2_PWM2
PWMCKO
C108_3
CH2_REF1
CH2_REF2
CH2_FB1
CH2_FB0
CH3_FB0
CH3_REF1
33
R919
33
R920
AMP_GND
OPEN
R924
C904
NM
C907 1000N-K-1608
0
R914
0
R913
AMP_GND
CH4_5_WS
CH4_5_SCK
AUX_R
AUX_L
HP_DET
SW_MUTE
CSR_BRIDGE
CSR_SPI_CK
CSR_SPI_CS
CSR_SPI_DO
CSR_SPI_DI
+3.3CPU.
R9101
1K
CSR COMMENT
AMP_GND
C1018 0
R966
0
R974
0
R961
0
R962
0
+1V8C
CH3_PWM2
CH3_PWM0
C108_2
CH3_FB1
CH3_REF2
CH2_REF0
CH3_REF0
OPEN
R917
OPEN
R916
33
R922
33
R921
OPENR925
A
GND
B
VCC
Y
C911 1000N-K-1608
33P
C1028
33P
C1023
33P
C1022
0
R915
C942 1000N-K-1608 C943 1000N-K-1608
AGND
AGND
CH4_5_SD
SPK_ON
HP_MUTE
CSR_INTRT
AGND
CSR_RESET
C1024 100N
AMP_GND
FROM MAIN B'D
R963
0
R965
0
C1019 0
C1020
0
AMP_GND
1 2 3 4
5678
OPEN
IC900
1A
3Y
2A
GND2Y
3A
1Y
VCC
C903 NM
AMP MODE
POWER SHEET
1234
N900
C902 100N-K
1234
N901
R973
150
C919 100N-K-1005
C908
10N-K
7
1Y
8
Vcc
6
3A
1
1A
3
2A
5
2Y
2
3Y
4
GND
IC907
NC7NZ17K8X
A
GND
B
VCC
Y
1 2 3 4
5678
1A
3Y
2A
GND2Y
3A
1Y
VCC
OPEN
IC901
POWER
POWER
172
CH2_REF1
171
CH2_REF2
169
CH2_FB1
167
C23GND
165
CH3_FB1
163
CH3_REF2
161
C3GND
159
CH3_REF0
157
CKIGND2
155
CKIP3V3
153
CKIGND1
154
MCK_IN
152
CKIP1V8
150
CH4_REF0
148
C4GND
146
CH4_REF2
144
CH4_FB1
142
C45GND
140
CH5_FB1
138
CH5_REF2
48
CH_0_1_AUDIO_SCK
49
CH_0_1_AUDIO_SD
50
CH_0_1_AUDIO_WS
51
CH_2_3_AUDIO_SCK
52
CH_2_3_AUDIO_SD
54
PWM_MODE
56
GPIO_1
58
GND
60
GPIO_2
62
BRIDGE_ON
64
MCK_SEL
66
GND
67
P3V3
68
GPIO_4
69
GPIO_5
70
TEST
71
SPI_CK
73
SPI_DATA
75
GND
77
GPIO_6
79
VPD
81
CH_4_5_AUDIO_SD
83
CH_6_7_AUDIO_WS
85
CH_6_7_AUDIO_SCK
164
CH3_FB0
166
C23P1V8
168
C23P3V3
170
CH2_FB0
156
MCK_IN_BAR
158
C3P1V8
160
C3P3V3
162
CH3_REF1
149
C4P3V3
151
C4P1V8
141
C45P1V8
143
C45P3V3
145
CH4_FB0
147
CH4_REF1
137
CH5_REF1
139
CH5_FB0
53
CH_2_3_AUDIO_WS
55
GPIO_0
57
P3V3
59
P1V8
61
INTERRUPT
63
RESET_BAR
65
GPIO_3
72
SPI_CS
74
P1V8
76
P3V3
78
GPIO_7
80
CH_4_5_AUDIO_WS
82
CH_4_5_AUDIO_SCK
84
CH_6_7_AUDIO_SD
42 CH0_PWM2
43 CH0_PWM1
41 CH1_PWM0
40 CH1_PWM1
39 CH1_PWM2
37 GND
35 CH2_PWM1
33 CH3_PWM0
31 CH3_PWM2
29 GND
27 C0P1V8
25 C0P3V3
23 CH0_REF1
24 C0GND
21 CH0_
FB0
22 CH0_REF2
20 CH0_FB1
18 C01GND
16 CH1_FB1
14 CH1_REF2
12 C1GND
10 CH1_REF0
8 GND
6 CKO0P3V3
4 CKO0GND
2 MCK0_OUT_BAR
3 CKO0P1V8
1 MCK0_OUT
90CH7_PWM1
91CH7_PWM2
92CH6_PWM0
93CH6_PWM1
94CH6_PWM2
96GND
98CH5_PWM1
100CH4_PWM0
102CH4_PWM2
104GND
106C7P1V8
108C7P3V3
109C7GND
110CH7_REF1
111CH7_REF2
112CH7_FB0
113CH7_FB1
115C67GND
117CH6_FB1
119CH6_REF2
121
C6GND
123CH6_REF0
125
GND
127CKO1P3V3
128PWMCK1_OUT
129CKO1GND
130CKO1P1V8
38 P3V3
30 P3V3
32 CH3_PWM1
34 CH2_PWM2
36 CH2_PWM0
26 CH0_REF0
28 P1V8
15 CH1_FB0
17 C01P1V8
19 C01P3V3
7 P1V8
9 C1P1V8
11 C1P3V3
13 CH1_REF1
5 PWMCK0_OUT
95P3V3
97CH5_PWM0
99CH5_PWM2
101CH4_PWM1
103P3V3
105P1V8
107CH7_REF0
114C67P1V8
116C67P3V3
118CH6_FB0
120CH6_REF1
122C6P3V3
124C6P1V8
126
P1V8
131MCK1_OUT_BAR
176
C2P1V8
175
CH2_REF0
174
C2P3V3
173
C2GND
132
MCK1_OUT
136
C5GND
135
C5P3V3
134
CH5_REF0
133
C5P1V8
89
CH7_PWM0
87
GND
88
P3V3
86
P1V8
44
CH0_PWM0
47
P1V8
46
GND
45
P3V3
CSRA6601
IC903
PMA-50
D AMP - Modulator Part
7B
TO B7
8B
TO B8
9B
TO B9
0C
TO C0
C3
TO 3C
C4
TO 4C
C5
TO 5C
CP900
TO CP502
SCHEMATIC DIAGRAMS (2/2)
SCHEMATIC DIAGRAMS (5/11)
AMP_D_AMP
53
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