NAD C 390DD, Service Manual

Page: 74 / 88

X401
NC
C476 NC
C477 NC
ad
j
1
out
2
in
3
U413
LM1117MPX-3.3
C440
100nF C444
1000u/6.3V
GND
C439
10u/16V
+VCC
C443
100nF
GND
+3.3VS
+3.3VS
SCL
SDA
SCL
SDA
C447
100nF
RESET
1
GND
2
RESET
3
VDD
5
MR
4
U414
TPS3825-3.3
GND
+3.3VS
GND
FB401 220@100M
AV33
AV33
MCLR
+3.3VS
+3.3VS
SPI-CLK
SPI-MOSI
SPI-MISO
SPI_SS
C418
220u/10V
C417
100nF
GND
1 2
R447 33R
1 2
R432 33R
1 2
R431 33R
1 2
R430 33R
1 2
R433 33R
1 2
R446 33R
1 2
R445 0
1 2
R435 1.5K
1 2
R434 33R
1 2
R462 33R
1 2
R438 33R
1 2
R450 33R
1 2
R449 33R
1 2
R448 0
1 2
R451 33R
1
2
R436
1.8K
1
2
R437
1.8K
1
2
R456
NC
1 2
R444 22R
1 2
R443 22R
1 2
R452 22R
1 2
R453 22R
GND
1
2
3
4
5
J401
CON5
PGCLK
PGDATA
1 2
C472 100nF
GND
1 2
R441 33R
1 2
R442 33R
1 2
C452 10uF/10V
2
1
C448
100nF
2
1
C449
100nF
2
1
C450
100nF
2
1
C451
100nF
GND
+3.3VS
GND
D-
D+
+3.3VS
CN63/RE5
1
SCL3/CN64/RE6
2
SDA3/CN65/RE7
3
RP21/C1IND/CN8/RG6
4
RP26/C1INC/CN9/RG7
5
RP19/C2IND/CN10/RG8
6
MCLR
7
RP27/C2INC/CN11/RG9
8
VSS
9
VDD
10
RP18/VBUSON/RB5
11
RP28/USBOEN/RB4
12
RB3
13
RP13/RB2
14
RP1/RB1
15
RP0/RB0
16
RP6/RB6
17
RP7/RB7
18
AVDD
19
AVss
20
RP8/RB8
21
TMS/RB10
23
TDO/RB11
24
Vss
25
VDD
26
TCK/RB12
27
RP9/RB9
22
TDI/RB13
28
RP14/RB14
29
RP29/RB15
30
RP10/SDA2/RF4
31
RP17/SCL2/RF5
32
RP16/USBID/RF3
33
VBUS
34
VUSB
35
D-/RG3
36
D+/RG2
37
VDD
38
OSC1/CLKI/RC12
39
OSCO/CLKO/RC15
40
Vss
41
RP2/RD8
42
RP4/SDA1/RD9
43
RP3/SCL1/RD10
44
RP12/RD11
45
RP11/INT0/RD0
46
RC13
47
RPI37RC14
48
RP24/RD1
49
RP23/RD2
50
RP22/RD3
51
RP25/RD4
52
RP20/RD5
53
RD6
54
RD7
55
VCAP/VDDCORE
56
ENVREG
57
RF0
58
RF1
59
RE0
60
RE1
61
RE2
62
RE3
63
RE4
64
U415
PIC24FJ256GA106-1/PT
1 2
R455
NC
+3.3VS
+3.3VS
+3.3VS
GND
GND
GND
AV33
PGCLK
PGDATA
MCLR
1 2
R439 NC
1 2
R440 NC
DUT_RESET
INT2_RX
INT_RX
INT_TX
XD1
RXD1
+VCC
GND
1
1
2
2
3
3
4
4
5
5
J402
SPI_CS
SPI_MOSI
SPI_SCK
SPI_MISO
1 2
R454 NC
+3.3VS
R459
10K 1%
R460
1.6K 1%
R457
332K
C481
100u/16
C482
100nZ
GND
BOOT
1
VIN
2
EN
3
SS
4
VSENSE
5
COMP
6
GND
7
PH
8
U416
TPS54331
GND
C480
2.2UF
R458
110K 1%
GND
C483
15nZ
1 2
L402 10uH
SMD
+
1
2
C486
1000uF/6.3V
1
2
D423
SS36
C484
390PF
C485
27PF
R464
53K6 1%
GND
R463
5K1 1%
GND
R461
270R 1%
L401
Ferrite/2A
+VCC
24
25
26
27
28
29
30
31
32
33
34
35
37
38
39
40
41
42
43
44
45
46
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
36
CON6000
W2M-046P
12V5a
12V5a
DGND
DGND
PCLK0
PMOSI0
PS0a
IISCLK0a
IISDO0a
IISFS0a
MCLK0a
GPIO2
GPIO3
INT
DETS
PSTB0
R6156
2K
DGND
GPIO0
GPIO1
1G
1
A1
2
1Y1
18
A2
4
1Y2
16
A3
6
1Y3
14
A4
8
1Y4
12
VC
C
20
GN
D
10
2G
19
B1
11
2Y1
9
B2
13
2Y2
7
B3
15
2Y3
5
B4
17
2Y4
3
U6015
74LCX244
DGND
3V3S
C6106
100n
DGND
DGND
R6132
100R
R6133
100R
R6135
100R
R6136
100R
R6144B
120R
R6144C
120R
R6144D
120R
R6144A
120R
PMISO0
SPI-CLK
SPI-MOSI
SPI-MISO
SPI_SS
AUMUT
HD_SCK
HD_WS
HD_SD0
1 2
R488 22R
12V5a
HDMI Board-3