NAD C 542, Service Manual

Page: 15 / 36

SL+
1
SL-
2
RCIN1
3
SRDR
4
SFDR
5
VREFI
6
VREFO
7
GND
8
FRDR
9
FFDR
10
RCIN2
11
FCS+
12
FCS-
13
GND1
14
MUTE
15
TRK+
16
TRK-
17
RCIN3
18
TFDR
19
TRDR
20
VCC
21
VCC1
22
VBIN
23
SPDR
24
VBIN1
25
SP-
26
SP+
27
GND2
28
GND
29
GND
30
U202
BA6392
SQSO
1
SQCK
2
XRST
3
SYSM
4
DATA
5
XLAT
6
CLOK
7
SENS
8
SCLK
9
VDD
10
ATSK
11
SPOA
12
SPOB
13
XLON
14
WFCK
15
XUGF
16
XPCK
17
GFS
18
C2PO
19
SCOR
20
COUT
21
MIRR
22
DFCT
23
FOK
24
LOCK
25
MDP
26
SSTP
27
SFDR
28
SRDR
29
TFDR
30
TRDR
31
FFDR
32
FRDR
33
VSS
34
TEST
35
TES1
36
XTST
37
VC
38
FE
39
SE
40
TE
41
CE
42
RFDC
43
ADIO
44
AVSS0
45
IGEN
46
AVDD0
47
ASYO
48
ASYI
49
BIAS
50
RFAC
51
AVSS3
52
CLTV
53
FILO
54
FILI
55
PCO
56
AVDD3
57
VSS
58
VDD
59
DOUT
60
LRCK
61
PCMID
62
BCK
63
EMPH
64
XVDD
65
XTAI
66
XTAO
67
XVSS
68
AVDD1
69
AOUT1
70
AIN1
71
LOUT1
72
AVSS1
73
AVSS2
74
LOUT2
75
AIN2
76
AOUT2
77
AVDD2
78
RMUT
79
LMUT
80
U201
CXD3017Q
R201
4K7
R202
1K
R203
1K
R204
1K
R205
1K
R206
1K
R207
1K
R209
1K
R210
1K
R211
1K
R212
100K
R213
1
0
K
R214
8
K
2
R215 4R7
R217 1K
R218
15K
R219
15K
R220
100K
R221
OPEN
R222 0
R223
33K
R224
1
0
K
R225
100K
R226
1M
R227
100
R228
3K3
R229 3K3 R230 10K
C207 0.1u
C208
0.1u
C209 1500p
C210
0.1u
C211 27p
C212
27p
C214
470p
C215
470p C213
0.1u
XLAT
DATA
SYSM XRST SQCK SQSO
TP201
TP202
TP203
TP204
TP205
TP206
TP207
TP208 TP209
/SQSO
/SQCK
/XRST
/SYSM
/DATA
/XLAT
/CLOK
/SENS
/SCLK
/GFS
/SCOR
/SQSO /SQCK /XRST /SYSM /DATA /XLAT /CLOK /SENS /SCLK /GFS /SCOR
V3V6
C201 220p
C202 220p
C203 0.01u
C204 220p
C205 220p
C206 330p
CLOK
SENS
SCLK SCOR
CLOK SENS SCLK SCOR
TP210 TP211 TP212
V3V6
VC
SFDR
SFDR
SRDR
SRDR
TFDR
TFDR
TRDR
TRDR
FFDR
FFDR
FRDR
FRDR
SPDR
SPDR
VC
VC
+8V
C229
470U/16V
TP213
/XRST
TE SE FE
FE SE TE
C217 0.1u
C216 0.01u
C219 0.47u
V3V6
C218
100p
V3V6
C221 0.01u
RFDC RFAC
C220 0.47u
C223
1500p
V3V6
C222
0.1u
TP214 AGND TP216
X210
16.9344M
TP217 TP218
C225
30p
C224
30p
EMPH
BCK
PCMD
LRCK
XLAT DATA SYSM XRST SQCK SQSO
RFDC RFAC
1 2 3 4 5 6
M105A 6PIN
FCS- FCS+ TRK-
TRK+
C226
0.33u/50V
D201 1N4001
L201 27uH
VCC
C230
100uF/10V
FCS- FCS+
TRK- TRK+
EMPH
BCK
PCMD LRCK
C227 0.1u
C228 0.1u
CN202 DEBUG
R231
OPEN
CLKO
CLKOCLKO
DIG_OUT
XRSTA
DSP
R209 1K
- 15 -
DISPLAY
NOTE:
1. RESIST
ORS,
ARE CARBON FILM 5% 1/8W
UNLESS OTHER
WISE SPECIFIED.
2. CERAMIC CAP
ACIT
ORS,
ARE 50V 10%.
UNLESS OTHER
WISE SPECIFIED.