5. BOOTLOAD BOARD & ENCODER BOARD
20
R9002
10K
R9001
10K
C9002
100n
C9001
100n
$
&
%
S9001
ENCODE
J9002
Header 4
GNDE
C9003
10u/ 10v
V O LUM E ENCO DE R
VBUS
1
D-
2
D+
3
GND
0
GND
0
ID
4
J9003
USB TYPEA
1
2
3
4
5
J9000
to
u
s
b
C9000
10u/ 10v
C9004
10N
R9000
10R
D9001
1SS352
XM9000
HOLE
D9000
1SS352
GNDB
GNDB
XM9001
HOLE
C9025
22nK
C9026
22nK
C9027
22nK
XM9006
HOLE
XM9007
HOLE
GNDE
GNDE
GNDE
GPO1
1
GPO0
2
TOGGLE/FSS
3
DELAY
4
CS
0
5
CS
1
6
VS
S
7
CS
2
8
ARST
9
CS3
10
XRES
11
SCAN R/SLEEP
12
VD
D
13
GP
O
3
14
CM
O
D
15
GP
O
2
16
U7003
CY8CMBR2044
C7016
100N
C7014
10U
VCC
GND
R
7
006
0
R
7
007
0
R
7
008
0
GND
GND
GND
GND
R
7
009
0
GND
GND
C7013
2.2NF
GND
CS
0
R7
0
0
5
10
K
R7
0
10
56
0
1
2
3
4
J7001
CON4
VCC
GND GND
GPO
GP
O
2
1
D7000
white LED
2
1
D7001
white LED
2
1
D7002
white LED
R7017
750
R7027
750
R7012
750
2
1
D7003
AMBER LED
R7029
200
J7002
CON3
LGND
LGND
TO UCH KE Y
BOOTLOAD
LE D BOA RD
6. TOUCH KEY BOARD & LED BOARD
Summary of Contents for M12
Page 1: ...NAD SERVICE MANUAL DIGITAL PREAMP DAC DIGITAL PREAMP DAC...
Page 6: ...6 Wiring diagram...
Page 29: ...1 AUDIO BOARD 29 PCB LAYOUT Top Layer Bottom Layer...
Page 30: ...2 MDC BOARD 30 Top Layer Bottom Layer...
Page 31: ...31 3 MDC DIGTAL IO BOARD Bottom Layer Top Layer...
Page 32: ...32 4 232_TRIG BOARD Bottom Layer Top Layer...
Page 33: ...33 5 BOOTLOAD BOARD Bottom Layer Top Layer 6 ENCODER BOARD Bottom Layer Top Layer...
Page 34: ...34 7 TOUCH KEY BOARD Bottom Layer Top Layer 8 LED BOARD Bottom Layer Top Layer...
Page 35: ...35 9 FPP BOARD Bottom Layer Top Layer...
Page 36: ...36 10 USB XMOS BOARD Bottom Layer Top Layer...
Page 37: ...37 11 PSU BOARD Top Layer Bottom Layer...
Page 38: ...38 12 ANA BOARD Top Layer Bottom Layer...
Page 39: ...39 13 PHONO BOARD Top Layer Bottom Layer...
Page 40: ...4 14 HTRM2 BOARD Top Layer Bottom Layer...
Page 68: ...68...
Page 70: ...70...