CAMBRIDGE A
UDIO 540R V3
OSD Circuit Board
VSS1
1
XtalIN
2
XtalOUT
3
CTRL1(mute)
4
HFTONout
5
OSCin
6
OSCout
7
SYNCjdg
8
CS
9
SCLK
10
SIN
11
VDD2
12
CVout
13
VSS2
14
CVin
15
VDD1
16
SYNin
17
SEPc
18
SEPout
19
SEPin
20
CTRL2
21
CDCLK
22
RST
23
VDD1
24
IC
5
L
C
74786M
R2
4
75
R2
6
820
R5
5
220
R5
4
4.7K
R4
3
22K
R6
0
10K
R3
0
22K
C3
7
47uF
/16V
L1
1
FB
L1
2
33uH
P/N
S
W
C4
4
15P
L:
NT
SC
H:
PA
L
C4
5
15P
PAL
NT
SC
C1
5
0.1uF
/50V
X2
14.31818M
H
z
VG
N
D
VG
N
D
VG
N
D
DGND1
X1
17.734475M
H
z
DGND1
OS
D
L9
FB
DGND1
R5
6
D
E
L
R3
4
10K
R3
3
10K
R3
2
10K
C4
2
0.1uF
/50V
VG
N
D
R1
4
75
R1
5
75
R1
6
75
VI
D
E
O
S-
V
IDEO
OUT
C35
100P/50V
C34
100P/50V
C36
100P/50V
L6
FB
C3
3
22uF
/16V
C1
6
0.1uF
/50V
C3
2
47uF
/16V
C1
0
0.1uF
/50V
C3
1
220uF
/10V
R1
1
75
R1
2
75
R3
1
10K
C9
0.1uF
/50V
VG
N
D
R1
7
75
R1
9
75
R3
5
10K
C1
3
0.1uF
/50V
VG
N
D
VIDEO1IN
VIDEO2IN
VI
D
E
O
S-
V
IDEO
VI
D
E
O
S-
V
IDEO
R1
3
75
R2
2
75
R4
8
10
Y0
1
Y2
2
COM
-Y
3
Y3
4
Y1
5
IN
H
6
VE
E
7
VS
S
8
B
9
A
10
X3
11
X0
12
COM
-X
13
X1
14
X2
15
VD
D
16
IC
2
T
C
74H
C
4052A
F
Y0
1
Y2
2
COM
-Y
3
Y3
4
Y1
5
IN
H
6
VE
E
7
VS
S
8
B
9
A
10
X3
11
X0
12
COM
-X
13
X1
14
X2
15
VD
D
16
IC
1
T
C
74H
C
4052A
F
R4
7
10
VG
N
D
C2
9
0.
047uF
/50V
C3
0
0.
047uF
/50V
C2
4
1uF
/50V
C2
3
1uF
/50V
R2
7
75
R2
8
75
R4
0
10K
C1
8
0.1uF
/50V
R2
9
75
1
1
2
2
3
3
4
4
5
5
6
6
CN4
640_6P2.
0
/
540R
_2P2.
0
VG
N
D
VG
N
D
VG
N
D
VIDEO3IN
S-
V
IDEO_
C
S-
V
IDEO_
Y
VI
D
E
O
GND
GND
GND
Y1
1
Y0
2
VE
E
7
VS
S
8
YC
O
M
15
VD
D
16
X1
13
X0
12
XC
O
M
14
Z1
3
Z0
5
ZC
O
M
4
A
11
B
10
C
9
IN
H
6
IC
3
T
C
74H
C
4053A
F
R4
5
10
R4
4
10
VG
N
D
C2
5
0.
047uF
/50V
C2
6
0.
047uF
/50V
C2
0
1uF
/50V
C1
9
1uF
/50V
VG
N
D
BYP
A
S
S_
V
BYPASS_S-Y
BYPASS_S-C
D3
1
D2
2
D1
3
D0
4
Y
5
W
6
ST
7
GND
8
C
9
B
10
A
11
D7
12
D6
13
D5
14
D4
15
VC
C
16
U5
TC74H
C151AP
1
2
3
U1
JS
R
1162-002
1
2
3
U2
JS
R
1162-002
1
2
3
U3
JS
R
1162-002
1
2
3
U4
JS
T
1165-001
L1
FB
L2
FB
L3
FB
C2
0.
1uF
/50V
C1
0.
1uF
/50V
C3
0.
1uF
/50V
DGND
DGND
DGND
R3
75
R2
75
L4
FB
C4
0.
1uF
/50V
DGND
DGND
R1
75
CD-
COA
X-
IN
D+
5
V
DV
D-
COA
X-
IN
COA
X-
OUT
OP
T-
IN
K1
YUV
/CON
B
VG
N
D
L5
FB
C5
0.
1uF
/50V
DGND
R5
75
R6
330
L1
0
FB
C7
6
0.
1uF
/50V
DGND
V2OPT
IN
DVDOPT
IN
OPTICALOUT
TOYUV
BRD
TODECODE
BRD
TOCOAX
BRD
R4
75
D+
5
V
DGND
CS
SCLK
CDOPT
IN
SI
N
FRO
M DECODER BO
ARD
R1
0
10
VG
N
D
R4
9
10
R4
6
10
VG
N
D
C2
7
0.
047uF
/50V
C28
0.047uF/50V
C2
2
1uF
/50V
C2
1
1uF/50V
OSD_V
R8
9
5
6
BYP
A
SS_
S-
Y
-5V
+5
V
D+
5
V
C3
8
681
C4
6
24P
C4
7
24P
Q4
2S
C
3361
C7
100uF
/10V
C8
100uF
/10V
R6
1
180
R6
2
220
C4
8
100uF
/10V
C49
0.1uF/50V
VG
N
D
Y1
1
Y0
2
VE
E
7
VS
S
8
YC
O
M
15
VD
D
16
X1
13
X0
12
XC
O
M
14
Z1
3
Z0
5
ZC
O
M
4
A
11
B
10
C
9
IN
H
6
IC
6
T
C
74H
C
4053A
F
VG
N
D
R6
3
10
C5
1
0.
047uF
/50V
C5
3
0.
047uF
/50V
C5
2
1uF/50V
C5
0
1uF/50V
R6
4
10
VG
N
D
TOOSD-V
TO OSD_S-Y
Q8
2S
A
1331
C5
7
1uF
/50V
C5
8
1uF
/50V
R7
2
10
R7
3
330
D2
1N
4148
D1
1N
4148
C5
9
1uF
/50V
VG
N
D
Q9
2S
C
3361
R7
5
22K
R7
4
270
R7
6
220K
R7
1
330
S-Y/V
DEL
Q5
14
Q6
13
Q7
12
Q1
4
Q2
5
Q3
6
Q4
7
Q8
11
QS
9
CS
10
CLK
3
SDA
2
STR
1
OE
15
VD
D
16
VS
S
8
IC7
TC
4094AF
N
D+
5
V
DGND
C61
0.047uF/50V
C6
0
1uF
/50V
4094-
ST
B
1
1
2
2
3
3
4
4
5
5
6
6
7
7
CN1
7P2.
0
C40
1uF/50V
5(6(7
IC
3-9
IC
3-11
IC
3-9
YUV
M
UTE
3
4
IC
8B
74H
C
U
04D
1
2
14
IC
8A
74H
C
U
04D
R9
330
R8
330
13
12
7
IC
8F
74H
C
U
04D
5
6
IC
8C
74H
C
U
04D
R5
1
10
R5
3
10
R5
7
10
V
2
-COA
X-
IN
11
10
IC
8E
74H
C
U
04D
R2
3
330
9
8
IC
8D
74H
C
U
04D
DGND
C6
0.
1uF
/50V
R5
8
91
DGND
A
A
B
0
0
0
1
1
0
1
1
V
IDEO
3
/CD
DV
D
V
IDEO
1
V
IDEO
2
DGND
D3
1N
4148
R7
4.7K
D+
5
V
C3
9
1uF
/50V
C7
8
1uF
/50V
R8
1
8.2K
C8
6
10uF
/16V
R8
2
39
VG
N
D
C7
9
102
VG
N
D
VI
N
1
1
VI
N
2
8
VO
1
4
VO
2
5
VS
1
3
VS
2
6
GND
2
VCC
7
IC
10
N
JM
2267
VG
N
D
VG
N
D
VG
N
D
+
C
102
100uF
/10V
+C
8
3
100uF
/10V
+
C
103
22uF
/16V
R8
3
100K
L2
0
FB
C8
4
0.1uF
/50V
Q6
2S
C
3361
R8
4
470
Q5
2S
C
3361
R8
5
12K
R8
6
10K
C8
5
10uF
/16V
VG
N
D
VG
N
D
L1
3
FB
R5
2
100
+
C8
2
100uF
/10V
+
C8
1
22uF
/16V
C8
0
20p
C5
4
47uF
/16V
VG
N
D
R6
9
DEL
VG
N
D
C9
0
0.1uF
/50V
C91
1uF/50V
VG
N
D
VG
N
D
JP2
0
JP1
0
C9
2
270P/50V
L1
4
56uH
R8
8
3
3
0
C9
3
390P/50V
VG
N
D
C9
4
102
C9
5
2
2
0
C9
6
47P
C9
7
103
Q3
2S
C
3361
VG
N
D
VG
N
D
R5
0
470
5NC18
5NC8
Co
ut
8
Yo
ut
14
Vref
4
Ci
n
5
Yi
n
3
GND1
6
V+
1
1
V+
2
12
PS
7
GND2
9
CVout
11
Ysag
13
CVsag
10
IC
11
N
JM
2567V
C8
7
0.1uF
/50V
C9
8
47uF
/16V
C4
3
0.1uF
/50V
VG
N
D
C9
9
47uF
/16V
C8
9
0.1uF
/50V
VG
N
D
C8
8
0.1uF
/50V
VG
N
D
IC3-9
L1
5
FB
R9
1
75
+
C
104
100uF
/10V
+
C
105
22uF
/16V
R9
2
DEL
C1
0
0
47uF
/16V
C1
0
1
10uF
/16V
R3
7
330
VG
N
D
C1
0
7
47uF
/16V
VI
N
1
1
VI
N
2
8
VO
1
4
VO
2
5
VS
1
3
VS
2
6
GND
2
VCC
7
IC
4
N
JM
2267
VG
N
D
VG
N
D
C5
5
100uF
/10V
C4
1
100uF
/10V
v
ideo
am
p
in
v
ideo
am
p
in
C1
2
0.1uF
/50V
vi
d
eo
amp
o
u
t
v
ideo
am
p
out
IN
H
IN
H
Q2
2S
C
2120
R3
8
1K
R2
5
10K
VG
N
D
+9
V
+8
V
+8
V
1
1
2
2
3
3
4
4
5
5
6
6
7
7
CN2
7P2.
0
+9
V
R8
7
4.7K
R3
9
1K
VG
N
D
R9
0
1K
VG
N
D
R9
3
1K
R9
4
1K
R9
5
1K
Y C
G3
G1
G2
V
G4
G5
K
P3
M
D
W
-111/Y
Y C
G3
G1
G2
V
G4
G5
K
P2
MDW-111/Y
Y C
G3
G1
G2
V
G4
G5
K
P4
MDW-111/Y
1
2
3
U6
JS
R
1162-002
L7
FB
C1
1
0.
1uF
/50V
DGND
R1
8
75
V1OPT
IN
R2
0
330
R2
1
10
1
2
3
4
5
6
7
CN3
7P(2.
0)
V
1
-COA
X-
IN
C6
2
0.1uF
/50V
C6
4
0.1uF
/50V
C6
3
0.1uF
/50V
1
2
3
4
5
6
7
CN5
7P(2.
0)
4052-
A
4052-
B
28
Summary of Contents for Azur 540R V3
Page 8: ...CAMBRIDGE AUDIO 540R V3 Connections Diagram 8...
Page 9: ...CAMBRIDGE AUDIO 540R V3 Exploded Diagram 9...
Page 14: ...CAMBRIDGE AUDIO 540R V3 Fuse Board Headphone Circuit Board 14...
Page 17: ...CAMBRIDGE AUDIO 540R V3 Main Circuit Board Speaker Circuit Board 17...
Page 19: ...CAMBRIDGE AUDIO 540R V3 Display Circuit Board 19...
Page 23: ...CAMBRIDGE AUDIO 54OR V3 Decoder Circuit Board 23...
Page 24: ...CAMBRIDGE AUDIO 540R V3 Decoder Circuit Board 24...
Page 26: ...CAMBRIDGE AUDIO 540R V3 HDMI Circuit Board 26...
Page 27: ...CAMBRIDGE AUDIO 540R V3 HDMI Circuit Board 27...
Page 30: ...CAMBRIDGE AUDIO 540R V3 Connect T Circuit Board and OSD Circuit Board 30...
Page 31: ...CAMBRIDGE AUDIO 540R V3 OSD and Connect T Circuit Board 31...
Page 33: ...CAMBRIDGE AUDIO 540R V3 COAX Circuit Board 33...
Page 34: ...CAMBRIDGE AUDIO 540R V3 COAX Circuit Board 34...
Page 36: ...CAMBRIDGE AUDIO 540R V3 Connect Circuit Board 36...