Cambridge Audio Azur 640C V2, Руководство по обслуживанию

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Cambridge Audio Azur 640C V2.0 CD Player
AP17613/7 (Rev 7) Supply / Control Bus / Digital / Relay PCB Schematic
AC1
DIN
D.GND
AC2
GND
IR OUT
IR IN
IR IN
CN7
JACK-CKX-3.5-12
3.5mm JACK
+5
V
3
OP
T
1
GND
2
U14
IR RECEIVER
+5V IR
1
2
3
U16:A
4011
VDD=+5V IR
VSS=DIG.GND
R75
220R
1
2
6
5
4
NC
3
U15
OP4N25
5
6
4
U16:B
4011
VDD=+5V IR
VSS=DIG.GND
8
9
10
U16:C
4011
VDD=+5V IR
VSS=DIG.GND
12
13
11
U16:D
4011
VDD=+5V IR
VSS=DIG.GND
R78
220K
R77
10K
R79
10K
+5V IR
R74
100R
Q5
BC337
R80
10K
R76
47R
C106
10uF 16V
36 kHz
VI
1
VO
3
GND
2
U17
7805
+5V IR
C111
100N 50V
+21V UNREG
R73
220R
1
2
5
CN8:A
AV2-8,4-14/EC
3
4
5
CN8:B
AV2-8,4-14/EC
C107
1N 50V NP0
R81
100R
IR FROM FRONT PANEL
D2
SB1H100
D3
SB1H100
D5
SB1H100
D4
SB1H100
VI
1
VO
3
GND
2
U3
7815
VA1
VA2
VI
1
VO
3
GND
2
U9
7805
DAC CLOCK
1
2
3
CN1
POWER
C5
47uF
DAC ANALOGUE
VI
1
VO
3
GND
2
U1
7805
VI
2
VO
3
GND
1
U2
7915
C100
4700uF 35V
C96
4700uF 35V
GND
+21V UNREG
-21V UNREG
VD3
C98
47uF
VI
1
VO
3
GND
2
U21
7805
GND
VI
1
VO
3
GND
2
U8
7805
DAC DIGITAL
GND
C99
47N PE 63V
C89
100N 50V
C79
47N PE 63V
C65
47N
PE
63V
C2
0
47N
PE
63V
C94
47N PE 63V
C4
47N PE 63V
C95
47N PE 63V
C97
100N 50V X7R
VI
1
VO
3
GND
2
U12
7805
DAC ANALOGUE_2
VI
1
VO
3
GND
2
U11
7805
DAC DIGITAL_2
GND
C76
47N PE 63V
C77
47N
PE
63V
Q2
C8050
Q4
C8050
1
2
RL1:A
5V RELAY
C29
47uF
R40
330k
R11
2k2
D6
1N4148
+21V UNREG
R12
680R
VA1
Q1
C9012
R13
10k
R14
1k
D1
1N4002
C25
4.7uF
AC1
R41
100R
Q3
C9012
R42
4k7
1
2
CN4
MUTE
R16
430R 2W
R15
1k
1
2
3
CN10
DOUT
C26
100n
R83
100R
R84
2R2
13 12
U22:D
74HC14
R82
91R
R17
430R
C27
100n
11 10
U22:E
74HC14
GND
1
VCC
2
INPUT
3
U23
APTX179AT
C23
100n
1 2
3
CN5
ZUANBAO AV-8,4-8ES
C24
330pF 50V
1 2
U22:A
74HC14
3 4
U22:B
74HC14
5 6
U22:C
74HC14
9 8
U22:F
74HC14
VD3
C7
100N
50V
C1
08
100N
50V C1
09
100N
50V
C104
100N 50V
C105
100N 50V X7R
C28
47N 50V
C2
1
1000U
25V
EL
C91
1000U 25V EL
IRreceiver
A
K
D8
CA IR DEMODULATOR
C3
100N
100V
C1
100N
100V
C2
100N
100V
DIG.GND
C22
1N 50V NPO
GND
DIG.GND
DIG.GND
DIG.GND
DIG.GND
DIG.GND
DIG.GND
DIG.GND
DIG.GND
DIG.GND
DIG.GND
C6
4
330U
16V
EL
C8
8
330U
16V
EL
C7
5
330U
16V
EL
C6
9
330U
16V
EL
+21V UNREG +21V UNREG
-21V UNREG -21V UNREG
LK5
LINK12.5MM
LK4
LK300TH
LK3
LK200TH
LK1
LK60SM
VD3 VD3
LK2
LK300TH
LK7
LK300TH
DIG_OUT DIG_OUT DIG_OUT
LK6
LK300TH
LK11
LK300TH
LK8
LK300TH
VA1 VA1
LK9
LK300TH
VA2 VA2
LK59
LK300TH
LK60
LK300TH
LK57
LK40OTH
LK52
LK200TH
LK12
LK300TH
LK58
LK300TH
LK16
LK300TH
LK61
LK300TH
LK56
LK300TH
DAC DIGITAL DAC DIGITAL
LK54
LK200TH
LK39
LK40OTH
DAC DIGITAL_2 DAC DIGITAL_2
LK34
LK200TH
LK35
LK200TH
LK32
LK300TH
LK49
LK12.5mm
LK17
LK600TH
LK42
LK300TH
LK21
LK300TH
LK22
LK300TH
RELAY
RELAY RELAY
DIG.GND
DIG.GND
LK31
LK300TH
+5V IR +5V IR
LK30
LK300TH
LK29
LK300TH
LK26
LK200TH
1
2
CN9
MUTE
C110
10uF 25V
C112
100N 50V X7R
R85
2R2
D9
1N4004
D10
1N4004
C80
1N 50V
C113
47N 50V NP0
C115
1N 50V X7R
LK66
LK400TH
C116
100N 50V X7R
DIG.GND
D7
1N4004
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