Read Sony XR-4750RDS / XR-C450RDS Service Manual online
XR-4750RDS/C450RDS
6
6
2-5.
SCHEMATIC DIAGRAM – MAIN Board (3/3) –
R616
D703
R705
R706
R707
C703
D704
JC71
JC73
JC80
R619
R618
D
6
2
1
C607
R617
R606
R607
D607
D606
D623
C612
R604
R603
Q610
JC32
C606
C617
C605
JC78
JC65
R602
R608
JC37
D624
C603
R610
Q608
Q606
IC601
D701
D605
C610
Q609
R601
JC53
R704
C702
D705
D706
IC701
C704
R708
Q701
R620
CN701
J501
C609
JC79
JC33
JC34
JC35
S601
D
6
2
2
IC571
C701
R702
Q702
D702
R701
0
MA8062-H
10k
100
100
0.022
MA8062-M
0
0
0
10k
10k
1S
R
1
3
9
10
16V
100
2.2k
10k
MA152WK
MA8068-H
1SR139
1
47k
47k
2SC2412K-QR
0
10
16V
10
16V
10
16V
0
0
100k
100k
0
MA111
0.1F
5.5V
5.5V
10k
DTA114EKA
DTA114EKA
BA3918-V2
MA8180-M
MA8056-M
22
16V
2SD1802FAST
2.2k
0
100k
0.1
MA8062-M
MA8062-M
BA8270F
0.1
47
DTC114EKA
100
47
16V
0
0
0
0
1
S
R
1
3
9
470k
XN1A312
DTZ7.5C
10k
B
1
B
2
B
3
B
4
B
5
B
6
B
7
B
8
B
10
B
1
1
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
B
1
2
B
1
3
ON3
MODE1
MODE2
CPU3
CPU4
CPU1
CPU2
UNICLK
UNISI
UNISO
BUSON
RESET
CPU6
*
REGULATOR
BUS INTERFACE
(FOR SONY BUS)
RESET SIGNAL
GENERATOR
B+ SWITCH
B+ SWITCH
ACCESSORY CHECK
Q610
Q609
REGULATOR(FOR TUNER)
BATTERY
CHECK
MODE2
MODE1
STB
BU+B
AMP+B
VCC
ANT+B
COM8V
AM8V
FM8V
GND
NC
BUS CONTROL IN
(FOR SONY BUS)
(CHASSIS)
BUS.ON
B.DATA
B.CLK
+BATT
RESET
(FRONT VIEW)
REMOTE IN
RESET
O
I
G
(C450RDS)
(C450RDS)
(C450RDS)
(4750RDS)
XC61AN4002PR
S-8054HN-CB-T1
-2
-1
BATTERY
CHECK
(C450RDS)
(4750RDS)
*
C701
1000p
0.022
(4750RDS)
(Page 4)
(Page 5)
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