NAD c390dd Service Manual page 78

D4000 1SS352
D4001 1SS352
R4000 100R C4001
100n X7R T4001
C4000 6 4 rx1+
1N
J4000 SPDIF 1:1
100n X7R
C4002
1 3
rx1-
XLR3F
aes/ebu 100n X7R
C4003
DGND
C4004 C4005
T4002
INPUT1 6 4 RX3+
SPDIF 1:1
10N NPO 100nF
C4007
1 3 RX3-
100nF
J4001B DGND
C4012 C4013
T4003
INPUT2 6 4 RX4+
SPDIF 1:1
10N NPO 100nF
C4014
1 3 RX4-
100nF
DGND
C4008
DGND
C4034
C4065
1N R4024
OUTPUT 6 4 T4004 TX+
SPDIF 1:1 205R
10N NPO
J4001A R4027 100n X7R
C4036
R4029
1 3 TX-
205R
100n X7R
L4001
3.3VAO 3V3D
FB
C4021
C4022
22u/6V3
100nF
OP4000
DGND DGND
R4010
1
VCC 3.3VAO
4R7
3 OPTO1
opt1
DATA
2
GND
dgnd C4025
100N X7R
GP1FRX
OP4001
R4013
1
VCC 3.3VAO
4R7
3
opt2 OPTO2
DATA
C4026
100N X7R
2
GND
dgnd
GP1FRX
dgnd U4002
3 4 RX2+
gnd y
33R
2
C4031
a R4019
1 5 RX2-
/oe vcc
4K7
R4020 C4032 100nF
dgnd
Q4000 NC7SZ125
100nF X7R
DGND
DTC114
U4004
3 4
dgnd gnd y
33R
2
a
R4021
1 5
/oe vcc
L4002
C4033
NC7SZ125
FB
100nF X7R
S0 3.3VAO
DGND
OP4002
R4032
2
4R7
VCC 3.3VAO
U4008 dgnd
R4033
1 C4037 4 3
opt out 33R
DATA y gnd
2 AESO
100N X7R
a
3 5 1
GND dgnd 3.3VAO vcc /oe
NC7SZ125
C4038
GP1FTX
100n X7R
DGND DGND
Spdif Board
DGND
C4006
100nF
3V3D
C4009
22uF/6V3
U4000
RX1+ 1
rx1+ sync
RX1- 2
rx1- bls
RX2+ 3
rx2+ aeso
RX2- 4
rx2- vdd33
RX3+ 5
rx3+ tx+
RX3- 6
rx3- tx-
RX4+ 7
rx4+ dgnd2
RX4- 8
rx4- gp4
R4008
9
3V3D 10R vcc gp3
10
agnd gp2
11
lock gp1
R4009
C4023 dgnd 12
C4024
rxcko mclk
100nF 33R
22uF/6V3
DGND MIX_RST
SPSCL
SPSDA
SPINT
SPUNLOCK
SPRST DGND 3V3D
3V3D
C4028
C4029
C4030
22uF/6V3
22uF/6V3 100nF
DGND U4003
ASM1117-1.8
TX-
TX+
AESO
P4000
5V3D 28 14 DGND
27 13
SPUNLOCK SPOCLKa MCLK3a
26 12
25 11 DGND
SPOFSa SPOCLKa
SPRST
24 10
23 9
SPINT SPODATAa
22 8
SPOFSa
R4025
21 7
SPSDA SPDOa SPDOa
100R
20 6
SPODATAa
19 5
SPSCL SPFSa
18 4 DGND
17 3
SPCLKa
R4030
16 2
SPFSa
100R
15 1
R4031
3V3D
DGND FROM MAIN BOARD SPCLKa
100R
MCLK3a
3V3D
C4102
100n X7R
DGND
R4002 SPCLK
100R
SPFS
R4003
100R
SPDO
R4004
100R
SPODATA
SPOFS
SPOCLK
DGND
C4010
C4011 5V3D
100nF NC
L4000
FB
R4006
33R
36 TX+
35 TX-
DGND
34 3V3D
33 C4015
C4016
32
C4018
100n
31
100nF
C4019
30 22uF/6V3
DGND
100U/25V
29 DGND
28
27
26 S0
U4001
25 dgnd
MCLK
ASM1117-33
DIX4192
D4010 1SS352
R4011 D4012 1SS352
OPEN DGND
R4100 10R
R4012
C4100 10N
3V3D
0R
R4016
DGND
OPEN
R4018
DGND
0R 3V3D
C4027
XM4000 XM4001
100nF
HOLE HOLE
U4005
R4022
1 6 MCLK
100R
a1 y1
2 5
R4023
gnd vcc 3V3D
3 4 SPOCLK
100R
a2 y2
NC7WZ16
U4006
1 8
R4026
1a vcc 3V3D
2 7 SPOFS
100R
3y 1y
3 6 SPDO
2a 3a
R4028
4 5
SPODATA
100R
gnd 2y
U4007
NC7NZ34
6 1 SPFS
y1 a1
5 2
vcc gnd DGND
4 3 SPCLK
y2 a2
NC7WZ16
3V3D 3V3D
C4103 C4104
100n X7R 100n X7R
DGND DGND
3V3D
C4020
22u/6V3
D4011 1SS352
D4013 1SS352
R4101 10R
C4101 10N
DGND