Servo Pcb Schematic - Cambridge Audio 640C V2 Service Manual

CN6
1
SEG18
2
SEG17
3
SEG16
4
SEG15
5
SEG14
6
SEG13
7
SEG12
LCD
CN5
1
SEG11
2 +5V
SEG10
3
SEG9
4
SEG8
5
SEG7
6
SEG6
7
SEG5
8
SEG4
R27
10K
LCD
CN4
LK1
1
SEG3 +5VDD
2
SEG2 LINK
3
SEG1 OPEN = F/L
4
SEG0 SHORT = T/L
5
COM3
6
COM2
7
COM1
8
COM0
LCD
+5V
81
SEG10
82
SEG9
83
SEG8
84
R22 SEG7
85
SEG6
NC 86
SEG5
87
SEG4
88 U3
SEG3
89 TOSHCDMCU
SEG2
90
R21 SEG1
91
SEG0
1K 92
COM3
93
COM2
94
COM1
95
COM0
96
VLC
97
+5VCC NC NC
98
NC NC
99
NC
NC
100
VDD
L4 100uH
C85
C83 100uF 16V
470uF 16V
+5V
R66 2K2
X2
CRYSTAL REMOTE
7.3728MHz
+5V R17 10K
L5
100uH
C81 C80
C84
25pF 25pF
220uF 16V
+5VDD R76
4K7
C82
C79
R19 Q13
100nF
3K3 9014C
10uF 16V
R20
R18
D9
1K 10K
1N4148
CN3
1
+5V
2
RESET
3
BOOT
4
GND
5
WAIT R65
6
SCK2
10K
7
SI2
8
SO2
PROGRAMMING
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Cambridge Audio Azur 640C V2 CD Player
CN7
7
REMOTE
REMOTE
6
+5V
5
GND
4
K1
3
K2
2
PWR DET
1
RESET
CONTROL KEYS
+8V
R67
27R 1W
R33 R34
Q9 Q10
8550 8550
470R 470R
+5V
C86
R28
10K
L3
Q8
100nF 100uH
8050 Q11
8050
D10
Q7 Q12
1N4148
8050
8050
50
VSS
49
D11
(BOOT)
48
VAREF 1N4148
47
AD K1
46
AD K2
45
AD K3 +5V
R32
44
PWR DET
43
NC NC 4K7
42
NC
NC
41 R64
OLT
10K
40
CLT
39
SLT
38
D-OPEN
37
D-CLOSE
36
BUS3
35
BUS2
34
BUS1
33
BUS0
32
BUCK
31
CEE
CN20
1
2
MUTE
CN12
5
MUTE
4
MUTE1
3
ROUT
2
GND
1
LOUT
AUDIO OUT no stuff
CN18
1
GND
2
XTALO
CN17
R36
R35
1
100K no stuff GND
100K no stuff 2
OSC
XTALI
C87
1nF
C17 15pF
X1
C15
CRYSTAL
0.047uF
16.9344MHz
+5V
C16 15pF
10R 1/4W
R40
81
10K no stuff
R38 DVSR
R39 82
RO
10K
83
DVDD
84
DVR
85
LO
86
R37 10K no stuff DVSL
87
NC TEST1
88
NC TEST2
89
NC TEST3
90
BUS0
91
BUS1
92
BUS2
93
BUS3
94
VDD
95
VSS
96
BUCK
97
CCE
98
NC TEST4
99
NC
TSMOD
100
RST
C12 1uF 16V
C13 0.047uF
R16
10K
C29 47uF 16V
D8
CN2
1N4148
5
GND
4
LRCK
3
PCMD
2
BCK
1
EMPH
DATA OUT
+5V
CN1
47R
R10
1
D-OUT
2
+5V
3
GND
DIGITAL OUT
AP184321 Servo PCB Schematic
+5V
R30 R31
10K 10K
C54
100nF
IN4004
D5 D4 IN4004
CN19
1
2
D2
AC IN IN4004 D3 IN4004
CN8
5
CLT
4
GND
C53
3
OLT
2
100nF
CLOSE
1
OPEN
+5V
DRAW DRIVE AC
R29
10K
C24 470pF
C25 470pF
R44 3K3
C26 0.047uF
C27 0.047uF
R41 R42 R43 R45
3K3 3K3 10K 3K3
R46 3K3
3K3
R47
C23
0.047uF
C70
47uF 16V
C19
0.047uF
U2
50
VREF
49
TRO
48
FOO C71
47
C78
TEZI
46
47uF 16V
TEI
45
TSIN C7
44
SBAD
43 0.01uF
C77 C5 C73
FEI
42
RFRP
41
RFZI
40
47uF 16V 0.047uF 100pF
TC9462F RFCT
39
AVDD1
38
RFI
R3
37
SLCO
36 1K
AVSS1
35
VCOF
34
VCOREF
33
PVREF
32
LPFO
31
LPFN
C8 C76
0.015uF 47pF
R6
220K
C11 C10 C9
0.047uF 47uF 16V 47uF 16V
CN21
1
2
FP DIS
C51
100nF
+8V
14.5V
U7
U8
7808 7805
FU1
1 3 1 3
VI VO VI VO
T2AL
C50 C47
C49 C48 C44 C45
C52
3300uF 25V 470uF 16V 100nF 100nF
100nF 100nF
100nF
+8V
U6
C59 100nF
1 24
PW GND PW GND
2 23
OUT(-)1 OUT(-)4
3 22
PVCC1 PVCC4
4 21
OUT(+)1 OUT(+)4
5 20
VIN1 VIN4
6 19
VRI S VCC
7 18
VCI S GND
8 17
VIN2 VIN3
9 16
C60 C61 OUT(+)2 OUT(+)3
10 15
0.047uF 100nF PVCC2 PVCC3
11 14
OUT(-)2 OUT(-)3
12 13
PW GND PW GND
TA2092N
C56
220uF 16V
C62
100nF
Q1
C21
R62
9015
0.0047uF
15R
R60
1K
C69 100uF 16V
R61 27K R59
68K
C4 100nF U1
16 15
FEO SBAD 56K
R52
17 14
FEN TEO
18 13 47K
R51
SEB TEN
19 12
47K
VRO 2VRO R50
C3 0.22uF 20 11
RFRP TEB
47K
21 10 R49
BTC SEL
22 9
47K
RFCT LDO R48
23 8
PKC MDI
56K
C72 0.22uF 24 7 R57
100nF RFRPIN TNI
25 6
RFGO TPI
26 5
GVSW FPI
27 4
AGCIN FNI
28 3
RFO GMAD
29 2
C64
GND RFGC 100nF
30 1
220R RFN2 VCC
R2 R4
TA2153FN
10K
C2 100nF
C1 C65 C20
C66
3pF
C67
L1
100nF
R1 R63
47uH
0.047uF
220uF 16V 47uF 16V
2K2 100K
10K
R56
10K
R55
R54 10K
R53 10K
+5V
C?
470uF 16V
CN15
6
SLT-
5
SLT+
4
C57
FM+
3
100nF FM-
2
DM-
1
DM+
MOTOR DRIVE
C58
100nF
L2
10uH
CN16
16
FC-
15
TR-
14
TR+
13
FC+
12
PD
R58 0R 11
VR
10
LD
9
GND
8
F
7
C
6
B
5
A
4
D
3
E
2
VCC
1
VC
MECH
C68
22uF
R?
100R
11