Decoder Pcb Schematic - Cambridge Audio 540R V2.0 Service Manual

+ C1
C28
10/16
104
DGND
3
A15
2
A16 VPP
30
A17 PGM
GND
24
OE
21
Q7 A8
20
Q6 A9
19
Q5 A10
18
Q4 A11
17
Q3 A12
15
Q2 A13
14
Q1 A14
13
Q0
CE
R15 10K
R14 10K
R16 10K
R105 10K
R17 2.4K
R18 10K
R19 10K
R23 10K
11NC34
11NC33 33
ALE/PROG#
11NC32 32
PSEN# IC11
R24 10K 31
P2.7
R25 10K 30
P2.6
R26 10K
29
SM5964C40J(PLCC44)
P2.5
R27 10K
28
P2.4
R28 10K
27
MCU
P2.3
R29 10K
26
P2.2
R30 10K
25
P2.1
R31 10K
24
P2.0
R109
del
R111
del
Z2
C105 C106
del del
DGND
R48 10K
R49 10K
R113 R115 R106 2.4K
1%750 1%1.5K
Q1
Q2
C3361 C3361
DGND
CN2 CN8
DGND
5P2.0 3P2.0
CN1
2P2.5
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Cambridge Audio Azur 540R V2.0 AV Receiver
D1
4148
D2
4148
D3
4148
C29
104 + C2 C30
10/16 104
1
DGND
31
DGND DGND DGND
DGND
16
20 1 20 1
DGND VCC OE VCC OE
27 19 2 19 2
Q1 D1 Q1 D1
26 18 3 18 3
Q2 D2 Q2 D2
23 17 4 17 4
Q3 D3 Q3 D3
25 16 5 16 5
Q4 D4 Q4 D4
4 15 6 15 6
Q5 D5 Q5 D5
28 14 7 14 7
Q6 D6 Q6 D6
29 13 8 13 8
Q7 D7 Q7 D7
12 9 12 9
22 Q8 D8 Q8 D8
11 10 11 10
CLK GND CLK GND
DGND DGND
R1
3.3K
DGND
+ 1 8
C46
C45 C96
+ 2 7
104
C95 100/10
3 6
100/10
104
4 5 DGND
IC12
1 11NC1 DGND DGND
DNU
R38
2
P1.0
R40
3
P1.1
4 R41
P1.2
5 R39
P1.3
R42
6
P1.4
R43
7
P1.5
R44
8
P1.6
R45
9
P1.7
10
RESET
C3
R32
10/16
10K
11NC12 DGND
R33 10K
R34 10K
R35
10K
R36 10K
R37 10K
AGND
DGND
DGND
CN4
13P(1.0)
Decoder PCB Schematic (1of 3)
C72
C70 C31 C71 C32
C33 C34
+ + + C75
+
104 47/25
2.2/50 104
2.2/50 2.2/50 104
104
DGND
DGND DGND DGND +
37 32
DD FLT2
38 31
DC CLKSEL
6 33
SCDIN_A1 FLT1
18
SC
IC8
4
WR_DS_EMWR_GPIO10
DGND
17 CS493263-CL 44
EMAD0_DATA0_GPIO0 MCLK
16 43
EMAD1_DATA1_GPIO1 SCLK
15 25
DSP
EMAD2_DATA2_GPIO2 STCCLK_SCLKN1
14 28
EMAD3_DATA3_GPIO3 CMPCLK_SCLKN2
11 42
EMAD4_DATA4_GPIO4 LRCLK
10 26
EMAD5_DATA5_GPIO5 LRCLKN1
9 29
EMAD6_DATA6_GPIO6 CMPREQ_LRCLKN2
8 22
EMAD7_DATA7_GPIO7 SDATAN1
21 27
EXTMEM_GPIO8 CMPDAT_RCV958_SDATAN2
5
RD_R/W_EMOE_GPIO11
DGND AGND
20 41
INTREQ_ABOOT AUDATA0
36 40
RESET AUDATA1
19 39
SCDIO_SCDOUT_PSEL_GPIO9 AUDATA2
7 3
SCCLK_A0 XMT958_AUDATA3
R100
33
DGND DGND
IC10
1
IA
12_NC2 2
QA
3
IB
4
QB
5
IC
12_NC1 6
QC
7
GND
DGND
R108 Z1
220
12.288MHz
2 4
SDA Q1
C103
1 5
STR Q2 30P
3 6
CLK Q3 DGND
7
15 Q4
OE
14
16 Q5
VDD
13
+ C4 Q6
C47
12
104 Q7
10/16
8 11
VSS Q8
10 9 13NC9
CS QS
10K
10K
DGND
10K
10K
JP4
10K
del
10K
JP5
10K
0
10K
DGND
AGND
CN5
16P1.0
CN6
10P2.0(540R-V2 7P2.0)
L2
L1
FB
FB
2
C73
+
2.2/50 C37 C39 C93
104
104 100/10
C36
R13 10K
DGND1 DGND1 DGND1
104
33K
R59
C90
C84
C35
471
104
102
DGND DGND DGND1 C38
104
R90 33
R91 33
AGND AGND
R92
33
55 36
RMCK AOUTA1+
R94 33
37
AOUTA1-
R95 33
61
SAI_SCLK
R60 C89 60 35
SAI_LRCK AOUTB1+
47K 100P
54 34
SAI_SDOUT AOUTB1-
R93 33
2 32
CX_SCLK AOUTA2+
R101 33
3 33
CX_LRCK AOUTA2-
R102 33
56
CX_SDOUT
R103 33
1 31
CX_SDIN1 AOUTB2+
64 30
CX_SDIN2 AOUTB2-
63
CX_SDIN3
62 28
CX_SDIN4 AOUTA3+
29
AOUTA3-
R104
33 59
OMCK
27
AOUTB3+
R262 220
12 26
RESET AOUTB3-
220
R263
7
SCL/CCLK
220
R264 8 22
SDA/CDOUT AOUTA4+
11 23
INT AOUTA4-
9
AD1/CDIN
C76 C41
10 21
+
AD0/CS AOUTB4+
104 20
47/25 R22 AOUTB4-
14
VCC
10K
13
IF
12_NC3 12
QF
11
L6
IE DGND
10 6 15
VLC AINL+
QE
FB
9 16
ID
C42 C91 AINL-
8
QD 104 102
14
JP1
R110 DGND1 DGND1 AINR+
0
33 50 13
TXP AINR-
49
RXP0
R265 330
48 17
RXP1_GPO1 VQ
R2
47 18
RXP2_GPO2 FILT+
C104
3.3K 46
RXP3_GPO3 +
30P
C97
45
RXP4_GPO4
100/10
DGND 44 19
RXP5_GPO5 REF GND
43
RXP6_GPO6
42 39
RXP7_GPO7 LPFLT
DGND1
38
MUTEC
57 25
ADCIN2 AGND
58 40
ADCIN1 AGND
R46
10K
DGND1
DGND1
JP2 JP3
0 0
DGND
Q8
A1131
R251
22K
Q4
A950
TU+12V
R249
C48
+ C77 R118
10K
47/25 104
Q9
22K
C3361 C49
R252
AGND AGND
104
10K R107
2.4K
DGND
AGND
R50
Q3
10K C3361
AGND
DGND
CN3
J1
5P2.0
7P2.0
2.5VD
IC18
LD1117S3.3(SOT-223)
3
V OUT V IN 5VD
DGND1
L5
5VA
FB
+
C40
C94
104
100/10
AGND
FL+
FL-
FR+
FR-
LS+
LS-
RS+
RS-
C+
C-
LEF+
LEF-
SURR R+
SURR R-
SURR L+
SURR L-
AINL+
AINL-
AINR+
AINR-
+
C43 C44
104
C74
104
2.2/50
AGND
R47 10K
R112 8.2K
C92
C107
102 563
AGND
R246
10K
3816 MUTE
DVD/DSP
SUB MUTE
MUTE
MUTE
12V
11