NAD M2 AH, Руководство по обслуживанию

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modd
1
modb
2
moda
3
fst
4
fsr
5
sck t
6
sck r
7
vccs
8
gnds
9
hck t
10
vcclq
11
gndq
12
hck r
13
sdo0
14
vcchq
15
sdo1
16
sdo2i3
17
sdo3i2
18
sdo4i1
19
sdo5i0
20
vccs
21
gnds
22
ss
23
mosi
24
miso
25
sc
k
26
hre
q
27
pint
28
re
se
t
29
nc
30
v
ccp
31
p
cap
32
gndp
33
e
xta
l
34
v
cch
q
35
gndq
36
v
ccq
l
37
ta
38
cas
39
wr
40
rd
41
v
ccc
42
gndc
43
aa1
44
aa0
45
a0
46
a1
47
v
cca
48
gnda
49
a2
50
a3
51
a4
52
a5
53
a6
54
vcca
55
gnda
56
a7
57
a8
58
a9
59
a10
60
vccqh
61
a11
62
vcca
63
gnda
64
gndq
65
vcclq
66
a12
67
a13
68
a14
69
a15
70
vcca
71
gnda
72
a16
73
a17
74
d0
75
d1
76
d2
77
d3
78
v
ccd
79
gndd
80
d4
81
d5
82
d6
83
d7
84
nc
85
nc
86
v
ccl
q
87
gndq
88
v
cch
q
89
nc
90
gpio0
91
v
ccs
92
gnds
93
gpio1
94
gpio2
95
gpio3
96
tdo
97
tdi
98
tc
k
99
tm
s
100
U116
DSPB56364FU100
dgnd
3v3swp
R147
10k
dgnd
dgnd
dsprst
dspbck
dsplrck
dspdi
dspdo
dspmosi
dspmiso
dspsck
dsphreq
dspss
C151
2n7 COG
C150
100n
3v3swp
dgnd
dgnd dgnd dgnd
dgnd
dgnd
dgnd
dgnd
dgnd
dgnd
dgnd
dgnd
dgnd
dgnd
3v3swp
3v3swp 3v3swp
3v3swp
3v3swp
3v3swp
3v3swp
3v3swp 3v3swp
3v3swp
3v3swp
3v3swp
3v3swp
3v3swp
C144
100n
C145
100n
C146
100n
C147
100n
C148
100n
3v3swp
dgnd
distribute on four sides of dsp chip
R127
120R
dspftb
T104
dgnd
tms
1
tck
2
tdi
3
tdo
4
/rst
5
cp1-
6
cp1+
7
cp0-
8
cp0+
9
agnd
10
av+
11
vref
12
agnd
13
av+
14
vrefd
15
vref0
16
vref2
17
ai0
18
ai1
19
ai2
20
ai3
21
ai4
22
ai5
23
ai6
24
ai7
25
x1
26
x2
27
m
one
n
28
p1.7
29
p1.6
30
p1.5
31
p1.4
32
p1.3
33
p1.2
34
p1.1
35
p1.0
36
vdd
37
dgnd
38
p2.7
39
p2.6
40
p2.5
41
p2.4
42
p2.3
43
p2.2
44
p2.1
45
p2.0
46
p3.7
47
p3.6
48
p3.5
49
p3.4
50
p3.3
51
p3.2
52
p3.1
53
p3.0
54
p0.7
55
p0.6
56
p0.5
57
p0.4
58
p0.3
59
p0.2
60
p0.1
61
p0.0
62
dgnd
63
vdd
64
p7.7
65
p7.6
66
p7.5
67
p7.4
68
p7.3
69
p7.2
70
p7.1
71
p7.0
72
p6.7
73
p6.6
74
p6.5
75
p6.4
76
p6.3
77
p6.2
78
p6.1
79
p6.0
80
p5.7
81
p5.6
82
p5.5
83
p5.4
84
p5.3
85
p5.2
86
p5.1
87
p5.0
88
dgnd
89
vdd
90
p4.7
91
p4.6
92
p4.5
93
p4.4
94
p4.3
95
p4.2
96
p4.1
97
p4.0
98
d
ac1
99
d
ac0
100
U110
C8051F126
rx1+
1
rx1-
2
rx2+
3
rx2-
4
rx3+
5
rx3-
6
rx4+
7
rx4-
8
vcc
9
agnd
10
lock
11
rxck o
12
rxc
ki
13
nc
14
nc
15
dgnd1
16
vdd18
17
cp
m
18
/ss
19
sc
k
20
m
osi
21
m
iso
22
/int
23
/rst
24
mclk
25
gp1
26
gp2
27
gp3
28
gp4
29
dgnd2
30
tx-
31
tx+
32
vdd33
33
aeso
34
bls
35
sync
36
bc
ka
37
lrc
ka
38
sdina
39
sdouta
40
nc
41
vio
42
dgnd3
43
bgnd
44
sdoutb
45
sdinb
46
lrc
kb
47
bc
kb
48
U111
DIX4192
J100
RCA
J101
RCA
R100
75R
F
R101
75R
F
C100
100n X7R
C101
100n X7R
J102
XLR3F
1
2
3
4 5
6
7
8
T100
AES/SPDIF 1:1
1
2
3
4 5
6
7
8
T101
AES/SPDIF 1:1
1
2
3
4 5
6
7
8
T102
AES/SPDIF 1:1
R102
110R
DATA
1
VCC
2
GND
3
OP103
GP1FTX
VCC
1
GND
2
DATA
3
OP102
GP1FRX
VCC
1
GND
2
DATA
3
OP101
GP1FRX
VCC
1
GND
2
DATA
3
OP100
GP1FRX
J103
RCA
R107
205R
C106
100n X7R
1
2
3
4 5
6
7
8
T103
AES/SPDIF 1:1
R105
93.1R
input1
input2
aes/ebu
opt1
opt2
loop in
opt out
coax out
rx1+
rx1-
crx2+
crx2-
rx4+
dgnd
C105
100n X7R
C102
100n X7R
rx1+
rx1-
rx2+
rx2-
C103
100n X7R
C104
100n X7R
srx1+
srx1-
srx2+
srx2-
aeso1
aeso
ctx+
tx+
dgnd
spa
spb
R103 0R
C116
100n
C110100n
C107
100n
C119
100n
C137
22U/6.3V
C126
22u/6V3
G
1
OUT
2
IN
3
O
4
U104
ASM1117-1.8
dgnd
3v3sws
3v3sws
C108
100n
C135
100n
C125
22u/6V3
dgnd
m24mc
dgnd
sprst
spint
spmiso
spmosi
spsck
spss
dgnd
adbck
adlrck
addat
dspbck
dsplrck
dspdo
dspdi
dspgp1
dspgp1
R126
120R
zdat
R112A
100R
R112B
100R
R112C
100R
R112D
100R
R111
100R
zlrck
zbck
C141
100n
zdat
zbck
zlrck
zspick
/cs
1
so
2
/wp
3
gnd
4
si
5
sck
6
/hold
7
vcc
8
U120
AT25XXX
C123
100n
dgnd
dgnd
3v3
esi
esck
msi
eess
TxD
RxD
esck esi
1 2
3 4
5 6
7 8
9 10
J109
HEADER 5X2 2.54 pitch
JTAG
3v3
dgnd
dgnd
tck
tdo
tdi
tms
R152
4k7
JTAG needed for
test and in
production
tms
tck
tdi
tdo
zspiss
a1
1
gnd
2
a2
3
y2
4
vcc
5
y1
6
U117
NC7WZ16
3v3sws C143
100n
R148A
120R
R148B
120R
R148C
120R
R148D
120R
dgnd
dspsck
dspmosi
spmosi
spsck
dgnd
zspidat
C114
100n
C115
100n
C120
100n
C121
100n
3v3
3v3
3v3
3v3
dgnd
dgnd
dgnd
dgnd
3v3
m24mb
C118
100n
dgnd
C134
22u/6V3
D100
ss12
dgnd
pfdet
R109
10K
R110
100K
1 2
3 4
J107
HEADER 2X2
TxL
RxL
3v3 dgnd
RxL
TxL
R139
100k
R140
100k
dgnd dgnd
LOG
R118
10k 3v3
R117
33k
R116
68k
dgnd
3v3
C117
100n
fp
en
ca
C140
10N
R141
100R
R142
7k5
dgnd
fp
en
ca
(place at board edge)
p
fdet
fp
en
cb
m24ma
dgnd
dgnd
dgnd
adbck
adlrck
addat
m24mc
R120
NC
R121C
82R
dgnd dgnd
1
2 3
U118A
74LCX125
4
5 6
U118B
74LCX125
8
9
10
U118C
74LC
X125
Y
11
A
12
G
13
GND
7
VCC
14
U118D
dsprtnen
spss
T
sta
T
dat
spmiso
dspmiso
T
dat
rc Vfd7
Tstb
Vstb
fpon fp
stdby
R123C
120R
R123D
120R
fp
sck
fp
dat
R123B
120R
R123A
120R
fpsck
fpdat
msi
3v3 dgnd
C124 100n
3v3
R119
10k
3v3sws
sp
in
t
dspgp2
dspgp2
bp
su55 bp
su12
psu55
psu12
stby
dgnd
dgnd
3.3VAO
zsafe
R131
0R
R133
0R
R132
0R
R134
0R
1G
1
A1
2
1Y1
18
A2
4
1Y2
16
A3
6
1Y3
14
A4
8
1Y4
12
VCC
20
GND
10
2G
19
B1
11
2Y1
9
B2
13
2Y2
7
B3
15
2Y3
5
B4
17
2Y4
3
U109
74LCX244
dgnd
dgnd
dgnd
3v3
C122
100n
dgnd
bfp
sck
bfpsck
bfp
dat
bfpdat
bfp
T
stb
bfpTstb
bfp
Vstb
bfpVstb
Q103
DTC114
Q104
DTC114
R138
120R
R136
120R
R137
120R
R135
120R
bfpencb
bfp
en
cb
bfpTdat
bfp
T
dat
bfprc
bfp
rc
bfp
Vfd7
bfpVfd7
rc
irin
fp
en
cb
dsp
hreq
dsp
ftb
spa
spb
Vstb T
stb
dsp
ss
sp
ss
eess
ads6 ads9 adsa1
adfs0
adfs1
adrst
zs
pi
ck
zs
pi
ss
z
sp
iden
z
safe
z
sp
idat
so
fto
n
Vfd7
trig
in
trig
o
ut
fpstdby
fpon
stby
psu12
psu15
psu55
zen
sprst
dsprst
zspiret
csrx3+
csrx3-
rx3+
rx3-
rx3+
rx3-
C129
22U/6.3V
dgnd
C133
2.2U/25V X5R C113
100n
C128
100U/25V
VCC12S 3v3sw
3v3sws
dgnd
C130
22u/6V3
G
1
OUT
2
IN
3
O
4
U106
ASM1117-3.3
dgnd
C111
100n
C112
100n
C131
470u/16v
3v3
R106
10R/2W
Pro
tect
Q105
DTC114
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
J104
TO FPP BOARD
LEDBfp
LEDOfp
LEDRfp
dgnd
dgnd dgnd dgnd
Protect
dgnd
3v3
1 2 3 4 5 6 7 8 9 10 11 12
J105
from power board
5VDS
irin trig
in
so
fto
n
trig
o
ut
Tx
D
RxD
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
J110
to INT board
VCC12S 3v3
dgnd
3v3
dgnd
3v3
dgnd
m24m
C127
22u/6V3
3v3sws
dgnd
3.3VA
z
sp
iret
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
J106
To analog board
dmck dadbck dadLR daddat
dadfs0
dadfs1
dadrst
dmck
dadbck
dadLR
daddat
dadfs0
dadfs1
dadrst
dsa1
ds6
ds9
VCC12S
SD0
BC0
WC0
SPIBC
SPICS
IPC
SPID
SPIRET
SD0
BC0
WC0
SPIBC
SPICS
IPC
SPIRET
SPID
bstby
TPG4
dgnd
TPG5
dgnd
TPG8
dgnd
TPG6
dgnd
TPG2
dgnd
TPG3
dgnd
TPG
dgnd
TPG1
dgnd
TP1
VCC12S
VCC12S
3.3VAO
3.3VAO
3.3VAO
3v3
dgnd
dgnd
3v3swp
C160
100n
C161
100n
M1MARK
M2
MARK
M4
MARK
M3
MARK
dgnd
C165
100N X7R
C166
100N X7R
C167
100N X7R
C168
100N X7R
dgnd
Tsta
R153
10R
/2W
3v3
dgnd
R156
10k 3v3swp
dsp
rtn
en
3v3
R157
120R
R158
120R
C171
22u/6V3
G
1
OUT
2
IN
3
O
4
U121
ASM1117-33
dgnd
C170
100n
C169
100U/25V
3.3VA
vdd1
1
gnd1
2
in1
3
in2
4
in3
5
out1
6
nc
7
gnd1
8
gnd2
9
nc
10
in4
11
out3
12
out2
13
out1
14
gnd2
15
vdd2
16
U350
IL717
C350
22n C351
22n
zgnd
z3v3
zgnd
zgnd
ZSPID
ZSPICS
ZSPIBC
z3v3
R360
0R
R361
0R
C353
2.2U
R350
100R
R362
0R
zgnd
ZIPC
split in ground plane here
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
J108
to Zetex board
zgnd
3v3sw
C356
22u/6v3 C357
22u/6v3
Z
S
PID
Z
S
PICS
Z
IPC
ZSD
0
Z
BC0
Z
WC0
ZSD0
ZBC0
ZWC0
zgnd
R357
100R
R160
100R
R161
100R
R162
100R
R163
120R
R170
120R
R164A
120RJ
R164D
120RJ
R164C
120RJ
R164B
120RJ
R166
100R
R167
100R
R168
100R
R169
120R
R363
0R
R364
0R
R365
0R
IOgnd
C176
33P
DGND
R174 100R
D101 1SS352
D102 1SS352
IOgnd
IOgnd
C180
100n X7R
C181
100n X7R
C182
100n X7R
C177
100n X7R
C178
100n X7R
C179
100n X7R
Trigsw
Trigsw
R175
120R
DGND
DGND
TPG32
TPG33
3v3sw
Z
S
PIBC z3v3
vdd1
1
gnd1
2
in1
3
in2
4
in3
5
out1
6
nc
7
gnd1
8
gnd2
9
nc
10
in4
11
out3
12
out2
13
out1
14
gnd2
15
vdd2
16
U351
IL717
C362
22n C363
22n
C360
22u/6v3
C361
22u/6v3
3v3sw DGND
R351
100R
R352
100R
C364
330P
C365
330P
ZSPRET
DGND zgnd
R173A
100R
R173B
100R
R173C
100R
R173D
100R
R176
100R
R180
100R
Z
S
PRET
daddf1
1a
1
3y
2
2a
3
gnd
4
2y
5
3a
6
1y
7
vc
c
8
U122
NC7NZ34
C183
2.2U
DGND
3V3sw
1a
1
3y
2
2a
3
gnd
4
2y
5
3a
6
1y
7
vc
c
8
U123
NC7NZ34
R121B
82R
R121D
82R
R121A
82R
m24mb
m24ma
C184
100N
adsa1
ads9
ads6
dsa1
ds6
ds9
DGND
R177A
100R
R177B
100R
R177C
100R
R177D
100R
a1
1
gnd
2
a2
3
y2
4
vcc
5
y1
6
U124
NC7WZ17
a1
1
gnd
2
a2
3
y2
4
vcc
5
y1
6
U125
NC7WZ17
3V3sw
3V3sw
DGND
DGND
R178A
100R
R178B
100R
R178C
100R
R178D
100R
a1
1
gnd
2
a2
3
y2
4
vcc
5
y1
6
U126
NC7WZ17
a1
1
gnd
2
a2
3
y2
4
vcc
5
y1
6
U127
NC7WZ17
3V3sw
3V3sw
daddf1
adfs0
adfs1
adrst
addf
DGND
C185
100n
3V3sw
C186
100n
3V3sw
C187
100n
3V3sw
C188
100n
3V3sw
DGND
DGND
3V3sw
3V3sw
dixg
p
1
dixg
p
2
R179C
120R
R179B
120R
R179D
120R
R179A
120R
a1
1
gnd
2
a2
3
y2
4
vcc
5
y1
6
U130
NC7WZ16
1a
1
3y
2
2a
3
gnd
4
2y
5
3a
6
1y
7
vcc
8
U128
NC7NZ34
1a
1
3y
2
2a
3
gnd
4
2y
5
3a
6
1y
7
vcc
8
U129
NC7NZ34
3v3sw
3v3sw
3v3sw
DGND
DGND
ctx-
C190
100n X7R
R104
205R
1
2
3
4
5
6
7
8
9
10
J111
To DSP
crx2+
crx2-
ctx+
csrx3+
csrx3-
ctx-
cognd
IOgnd cognd
C189
22N
R181
100R
1
2
3
4
5
6
7
8
9
10
J112
From COAX
rx2+
rx2-
tx+
srx3+
srx3-
tx-
dgnd
TR
1
GND
2
OUT
3
VDD
4
U102
24.576M
3V3sw
DGND
C136
2.2U
DGND
3V3sw
3v3
Q102
DTC114 Q106
DTC114
Q101
DTC114
5VDS
L101
10u
3v3swp
C138
220U/6.3V HCN
R182
100R
C191
330P
dgnd
R183
100R
C192 330P
dgnd
R184
100R
C193 330P
dgnd
R185
100R
C194 330P
dgnd
5VDS
addf
dgnd
dgnd
dgnd
a1
1
gnd
2
a2
3
y2
4
vcc
5
y1
6
U103
NC7WZ16
3v3sw C132
100n
dgnd
R108
120R
R122
120R
L102
10u
L103
10u
3.3VA
C139
22u/6v3
3v3sws 3v3sw
L104
10u
3v3sw
C142
22u/6v3
gnd
3
out
4
in
2
en
1
adj
5
da
p
6
U105
LP38500-ADJ
dgnd
C149
2.2U/10V
tx-
R113 100
C109
100N
3v3sw
DGND
C152 22N
R114 100R
D103 1SS352
D104 1SS352
XM4
HOLE
XM1
HOLE XM2
HOLE XM3
HOLE
input1
C153 0R
R115 0R
D105 1SS352
D106 1SS352
dgnd
psuf
psuf
R125
10K
R124
100K
3v3
C195
33P
C196
33P
C197
33P
D107
4v7
D108
4v7
cognd
cognd
cognd
D110
4v7
D109
4v7
D111
4v7
D112
4v7
rx2+ rx2- srx3+ srx3-
dgnd dgnd dgnd dgnd
R186
100
R187
100
C198
10N
C199
10N
dgnd
dgnd
a1
1
gnd
2
a2
3
y2
4
vcc
5
y1
6
U131
NC7WZ14
dgnd
dgnd
dgnd
so
fto
n
Trigsw
C155
10N C156
10N
dgnd dgnd
C157
22u/6V3(NC)
ADJ
1
OUT
2
IN
3
O
4
U107
ASM1117-5(NC)
C154
100n(NC)
4.5VA
dgnd
L105
10u(NC)
R128
210R(NC)
R129
560R(NC)
C158
22u/6V3
4.5VA
/oe
1
a
2
gnd
3
y
4
vcc
5
U112
NC7SZ125
/oe
1
a
2
gnd
3
y
4
vcc
5
U113
NC7SZ125
3v3sws
dgnd
3v3sws
dgnd
a0
1
a1
2
a2
3
/g2a
4
/g2b
5
g1
6
y7
7
gnd
8
y6
9
y5
10
y4
11
y3
12
y2
13
y1
14
y0
15
vc
c
16
U108
74HC138
3v3sws
dgnd
dgnd
3V3AS
3V3AS
S3
S2
S1
sp
a
sp
b
C159
22U/6.3V
3.3VAO
dgnd
L106
FB
L108
FB
L107
FB
L109
FB
srx1+
srx1-
srx2-
srx2+
srx3+
srx3-
S1
S3
S2
3V3AS
VCC
14
GND
7
4A
12
4Q
E
13
4B
11
3A
9
3Q
E
10
3B
8
2A
5
2Q
E
4
2B
6
1A
2
1Q
E
1
1B
3
U
114
74C
B
3
Q
3125P
W
S3
S2
C162
2.2U
C163
100N
C173
100n X7R
C174
100n X7R
C175
100n X7R
L110
FB
DGND
DGND
DGND
3.3VA
3V3AS
DGND
DGND
3V3AS
/oe
1
a
2
gnd
3
y
4
vcc
5
U115
NC7SZ125
dgnd
3V3AS
C172
100n X7R
DGND
rx4+
DGND
C354
10u/10V(NC)
z3v3
R12
NC
TR
1
GND
2
OUT
3
VDD
4
U11
24.576M(NC)
DGND
C13
2.2U
DGND
3v3
R130
0R
3v3
/oe
1
a
2
gnd
3
y
4
vcc
5
U132
NC7SZ125
dgnd
3V3AS
C14
100n X7R
DGND DGND
aeso
aeso1
R13
33R
R14
100R
C15
33P
R15
100R
C16
33P
dgnd
DGND
R16
100R
C17
33P
DGND
R17
100R
C18
33P
DGND
srx1+ srx2+
R18 NC
C19
NC
DGND
3v3
R19 100R
8
SCHEMATICS DIAGRAM A