Schematic Diagram - Display Section - Sony ST-SE570 Service Manual

5-5. SCHEMATIC DIAGRAM – DISPLAY Section – •
R702
1.5k
K2
K1
R701
Y3 1.5k
Z9
Z5
Z6
JW754
JW753
JW752
JW751
R705
470k
P1
P2
C714 P3
R708
0.47
47
50V P4
TP3
R707
1k
Q701
2SC1740S
RESET
TP2
R706 C713 TP1
22k 0.01
C712 C711
0.22F 0.1
5.5V
•
See page 9 for Waveform. See page 14 for IC Pin Function Description.
FL701
FLUORESCENT INDICATOR TUBE
C704 C703
27p 27p
R703
10k
R704
47k
R710
10k
SYSTEM CONTROL
IC701
µPD780205G
F-040-3BA
P1
P2
P3
P4
C702
0.01
D701 C701 C705 S701
1SS133T 0.01 0.01
R750 SHIFT
100
S702
R751
120 1
S703
R752
120 2
S704
R753
150 3
G1
G1
G2
G2
S705
G3 R754
G3 180 4
G4
G4
G5
G5
G6
S706
G6 R755
G7 220 5
G7
G8
G8
G9
G9
S707
G10 R756
G10 270 6
G11
G11
G12
G12
G13
S708
G13 R757
G14 330 7
G14
C717
G15
220p
G15
G16
S709
R758
P37 470 8
P36
P36
P35
P35
P34
S710
P34 R759
560 9
S711
R760
820 0
R761
S712
1.2k
DIRECT
R762
2.2k
C707
C706
47
0.1
35V
13 13
Y1
Y2
Y3 R732 470
Y4 R731 470
Y5 R730 470
Y6 R729 470
Y7 R728 470
Y8
R727
470
R726
470
Z1
Z2 R725 470
Z3 R724 470
Z4 R723 470
Z5 R722 470
Z6 R721 470
Z7
Z8
S717
DISPLAY R770
100
S718
R771
PTY 120
R772
120
S719
NEWS
/INFO
R773 EON
150
S720
TA
R774
180
S721
AUTO-BETICAL
SELECT
S722
R775
MEMORY 220
R709
S723
R776 100
FM MODE 270
REMOTE SENSOR CN704 CNP704
4P
IC702 X1
NJL64H400A-1
X2
S724
R777
BAND 330 X3
S715
ENTER R778
470
R779
560
C710 R713
R780
0.01 100
820
CN703 CNP703
3P
Z9
Z10
R711
100k
ST-SE570
CN702
8P
F
F
SI
RDS-D
EON
MUTE
AST
(Page 11)
ST
CN701
9P
CE
D-IN
DATA
CLK
RDS-C
POWER
GND
(Page 11)
+5V
-30V
R781
1.2k
S727 S728
CHARACTER TUNE MODE
S713 S714
MENU RETURN
4P
R763
R764
3.9k
12k
RV701
TUNING
/SELECT
3P
ENCODER