Sony RDR-HX680 Service Manual page 32

Q Q
For Schematic Diagram
3 7 6 3 1 5 1 5 0
• Refer to page 4-4 for waveforms.
• Refer to page 4-51 for printed wiring board.
2
1
AV-133 BOARD(5/5)
A
TUNER
-REF.NO.: 10,000 SERIES-
B
L601
0uH
2012 B+
JL601
V+5BB
7
JL602
V+32V
V+5TU
T O ( 2 / 5 )
B+
C
TU_VIN
9
T O ( 3 / 5 )
TU_RIN
T E
L 1 3 9 4 2 2 9 6 5 1 3
TU_LIN
D
E
AGC
AFT
MSPSTAT
F
4
T O ( 1 / 5 )
GND
SCL
SDA
w w w
G
XRST1
The components identified by mark 0 or dotted
Note : .
line with mark 0 are critical for safety.
Replace only with part number specified.
3 4
AERIAL
IN OUT
U601 (TUNER TMFE2-4707A)
R635
R638
0uH
100
R637
R636
0uH
0uH
B+
L602
0uH
2012 C608
C602
R609
C609 0.47
2200p
0
100 10V
50V
10V
B
B
C604
JL604
C603
100p C611
C605 C606
2200p R603
10p 10p 50V 47
0
50V 50V 50V
16V
B
R607
1k
JL618
3.8
Q602
2SA1576A-T106-QR
AGC
B+
L604
L605
0uH
0uH
C613 C614
0.1 0.1
25V 25V
C616 F
0.01
16V R630
B 330
C615
100p
R631 50V
4.7k
4.7
JL614 1.4
R632
Q606
22
2SC4081T106R 0.8
SIF AMP
R634 R633
2.2k 100
x a o
y
i
4-13
http://www.xiaoyu163.com
8
5 6
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y Y/CHROMA
REC
PB
R602
1k
JL620
2.2
R605
10k
1.6
Q601
2SA1576A-T106-QR
BUFFER
4.4
R606
10k
Q Q
3 7 6 3
L606 C617
0.1 C638
0uH
2012 25V 10
F 50V
L607
100uH
C640
100
10V
F
C643
100
10V
C620
L609
4.8
10uH 1
AVSUP
10V
JL619 JL621 1.4
F
AIN1+
C621
1.4
56p
AIN1-
50V
C622
IC601
C623 56p
TESTEN
3p
50V
X601 50V 2.3
CJ XIN
18.432MHz
2.3
3 JL623
XOUT EURO MSP
R616
0 TP
0
DCO1 IC601
MSP3417G-QG-B8V3
DCO0
ADSEL
C624 4.9
STBYQ
3p
50V
CJ
R619
10k
B+
C625
10V
R621
100
R622
100
C635 C636
22p 22p
50V 50V
u 1 6 3
.
http://www.xiaoyu163.com
RDR-HX680/HX780/HX785/HX980/HX1080
2 4
9 9 8
7 8
AUDI O
SIGNAL
1 5 1 5 0 8 9 2 4
B+
C618
0.1 C639
L608
25V 3.3
F 50V 0uH
2012
C641
10
50V
C642 C619
100 0.1
10V 25V
0
F
Q604
0
2SA1576A-T106-QR
AHVSUP
C628 BUFFER
JL647
NC 0.01
16V
JL648
SCOL B
JL649
SCOR
0.2
VREF1
C629
JL656
JL650 R624
R625
3900p
TP
3.3k 3.3k
50V
0 JL651 JL661
B
DACML
C631
0 JL652 0.01 C630
DACMR
16V 560p
50V
B
VREF2
JL653
TP C632
3900p
R628
JL657
R627
TP 50V
3.3k JL658
3.3k
B
C633
560p
50V
1
F
R620
0
m
c o
4-14
2
9 9
9
9 8 2 9 9
C626
0.1
R623
25V
1k
F
0.9
JL659
C627
0.1
25V
F
0.9
JL660
0.2
Q605
2SA1576A-T106-QR
BUFFER
TUNER
AV-133 (5/5)