Osd Pcb Schematic - Cambridge Audio 540R V2.0 Service Manual

D+5V
U1
R1
5 6
3
2 L1
75
IC8C
1
FB 74HCU04D
TORX179
C1
104
DGND
U2 IC8B
R2
3 4
3
2 L2 75
74HCU04D
1
FB
L5
TORX179
C2
FB
C5
104
104
U3 DGND
DGND
R3
1 2
3
75
2 L3
1 IC8A 74HCU04D
FB
TORX179
C3
104
DGND
P3
DASW-02
V
VIDEO
Y
104 C9
C
S-VIDEO
G3
R11 R12 R31 R13
75 75 10K 75
VGND
P1
DASW-02
V
VIDEO
Y
104 C14
C
S-VIDEO
G3
R18 R20 R36 R21
75 75 10K 75
VGND
P2
DASW-02
V
VIDEO
Y
104 C13
C
S-VIDEO
G3
R17 R19 R35 R22
75 75 10K 75
VGND
CN4
1
1
VIDEO
2
GND 2
3
3
S-VIDEO_Y
4
GND 4
104 C18
5
S-VIDEO_C 5
6
6
GND
R27 R28 R40 R29
640_6P2.0 / 540R_2P2.0
75
75 75 10K
VGND
C54
8
VIN2
47/16
NJM2267
C100
video amp in 1
VIN1
47/16
R90
1K
VGND
VGND
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Cambridge Audio Azur 540R V2.0 AV Receiver
R51 R53 R57
10
10 10
R23
100
R8
100
C8
100/10
R9
100
L14 R88 330
C92 56uH C93 390P
270 R62
220
BYPASS_S-Y 2
Y0
1
Y1
IC1
4 3 BYPASS_V 5
Y3 COM-Y Z0
2 R61
Y2 3
5 13 Z1
Y1 COM-X
180
1
Y0 12
X0
R44
11 16 13
X3 VDD X1
15
10 R37
X2
C19 C25
14
X1 11
105 473 330
12 A
X0
8
VSS VGND VGND 10
B
C20 C26
9
B IC3-9 9
105 473
10 C
A R45
6 7
INH VEE INH 6
INH
10
TC74HC4052AF
VGND C95 220
IC2
R89 56
4 3
Y3 COM-Y
2
Y2 C94
5 13
Y1 COM-X 102 VGND
1
Y0
R47
11 16
X3 VDD
15
10
X2
C23 C29
14
X1 105 473
12
X0
8
VSS VGND
C24 C30
9
B
105 473
10
A R48
6 7
INH VEE
10
TC74HC4052AF
VGND
R86
10K
104
C43 L15
C87 C101 FB
104
10/16
C98
47/16
6 1
GND1 V+1
IC11
9 12
GND2 NJM2567V V+2
C99
C88 C89
VGND 47/16
104
104
VGND
IC6
VGND
2
Y0 Y COM
+ + C102 1
C103 Y1
100/10 Z COM
22/16
5
Z0
X COM
R91 3
Z1
75 R92
12
DEL X0
13
L13 X1
VGND
+8V
FB 11
+C83
A
C84
100/10
10
104
B
VGND C82 9
R52 C
100/10
100
5
6
VO2
INH
R69
C80 TC74HC4053AF
20p DEL VGND
6
VS2
C81
22/16
IC10
VGND
4 C104 video amp out
VO1
100/10
3
VS1
C105
22/16

OSD PCB Schematic

D+5V
U5
L4
1 16
D3 VCC
FB
2 15
D2 D4 C4 C7
104 100/10
3 14
D1 D5
4 13
D0 D6
5 12 DGND
Y D7
6 11 A
W A
7 10 B
ST B
8 9 VIDEO 3/CD DVD VIDEO 1
GND C
TC74HC151AP
A 0 0 1
B 0 1 0
DGND
+8V
VGND
15
Y COM
4 video amp in
C41
Z COM
100/10
14
X COM
VGND
R46
16
VDD
10
VO2
C27
C21
105 473 C10 104
8
VIN2
VS2
8
VSS VGND
IC4
NJM2267
47/16 C32 VO1
C22 C28 1
VIN1
105 473
7
VEE R39 R87 VS1
1K 4.7K
IC3
R49
TC74HC4053AF
10
VGND
VGND
L20
FB
R24
C90 C91
R54
75
R85
104 105
12K
4.7K VGND
Q5 C38
VGND
C3361 C79
R55
102
681
C85 220
10/16
VGND C39
Q6
VGND
105
C3361
R83
100K C37 C40
L11
R84
105 C86
FB
47/16
470 VGND
VGND
10/16
VGND
C15
104
VGND
15
LC74786M
IC5
4
JP1 JP2
0
0
14
R63
16 VGND
VDD
10
DGND1
C50 C51
105 473
8
VSS VGND
R56 DEL
15P C44
L12
C52 C53
105 473
7 C45
33uH
VEE
DGND1
NTSC 15P
PAL
R64 C46
X2 X1
C47
10 24P
14.31818M 17.734475M 24P
DGND1
H:PAL
P/N SW
L:NTSC
C6
R6
330
104
R58
91
DGND
IC8E
11 10
74HCU04D
VIDEO 2
IC8D
1 R5
9 8
75
1
74HCU04D
IC8F
74HCU04D
R4
13 12
75
L10
FB
DGND
Q2
C2120 +9V
DGND
R38
L6 1K
FB
R25
C31
10K 220/10
C16
104
VGND
104 C42
5
75 R14
video amp out
104 C12 75 R16
6
75 R15
100/10 C55
4
C35 C34 C36
22/16 C33
3 100P 100P 100P
4 2
Q1 SDA
5 1
Q2 STR
INH 6 3
Q3 CLK
7
Q4 15
OE
14
Q5 16
VDD
13
Q6
12 C60
Q7
105
11 8
Q8 VSS
9 10
QS CS
R72
R94 10
1K
C57
Q8
A1331
R71
105
330
C58 D2
R60 C78 R74
Q9
105
10K C3361
R76
105 1N4148 270
VGND
Q3 220K R75
R73 D1 C59
C3361
330 1N4148 105 22K
R50
R81
8.2K
VGND
470
R82
R26
39 820
1K R95
Q4
C3361
C97 R30 R43
R93
103 22K
22K
1K
L9
FB
VGND
C48
C49
100/10
104
VGND
C96
C107
47P
47/16
VGND
CN3
CD-COAX-IN 1
1
V1/V2-COAX-IN 2
2
3
3
DVD-COAX-IN 4
4
5
5
COAX-OUT 6
6
6P2.0
DGND
CN1
1
1
OPT-IN 2
2
D+5V
3
3
IC3-9 4
4
IC3-11 5
5
K1 6
6
R10
7
VGND 7
10
7P2.0
+9V 1
1
YUV/CON 2
2
+5V 3
3
-5V 4
4
YUV MUTE 5
5
6
6
7
7
CN2
VGND 7P2.0
1
2
3
C76
104
U4
GP1F32T
DGND
P4
DASW-02
V
VIDEO
Y
C
S-VIDEO
G3
R33 R32 R34
10K 10K OUT
10K
VGND
D+5V
R7
4.7K
D+5V
C61
473
DGND
CN5
5
4094-STB
5
D3
4
4 SIN
3
1N4148 SCLK
3
2
CS
2
1
1
S-Y/V DEL
5P2.0
19