Schematic Diagram - Panel, Motor Section - Sony CMT-A70 Service Manual

6-13. SCHEMATIC DIAGRAM – PANEL, MOTOR Section –
CNF701
24P
RES
CS
WR
RD
A0
D7
D6
D5
D4
D3
D2
LCD701
D1
LIQUID
CRYSTAL D0
DISPLAY
VDD
PS
VDD2
VSS
VOUT
V0
C3+
C2+
C2-
C1+
C1-
S721
ROTARY ENCODER
PUSH ENTER/MEMORY
A
R711
B
G
ROTARY ENCODER
R736 R737 C714
1k 1k 0.01
C713
0.01
R719
22k
S708
STOP S707
TAPE
R726
22k
S716
S715
DISPLAY
SOUND
CMT-A50/A70
• See page 40 for IC Block Diagrams.
C715
0.01
C710 C702
C709
0.01 4.7
4.7
50V
50V
C701
4.7
C711
50V
0.01
C703
L701
100
R710 R727 10V 10µH
1k 0
C707
1k R709
0.01
47k
C708
R735 R734
0.01
0 47k
S722
VOLUME
R739 0
R738 0
R718 R730 R717 R729 R716 R715 R714 R713
4.7k 2.2k 1k 2.2k 2.2k 1k 1k 220
S706 S705 S704 S703 S702 S701
(US,CND,KR,AUS)
CD TUNER REC
REPEAT
AUTOPRESET - +
BAND
REP/RDS
PRESET
(AEP,UK,IT,EE,RU)
R725 R733 R724 R732 R723 R722 R721 R720
4.7k 2.2k 1k 2.2k 2.2k 1k 1k 220
S714 S713 S712 S711 S710 S709
/TUNING PUSH ENTER/MEMORY /TUNING FUNCTION MODE/DIR OPEN/CLOSE
+ -
D701
SLR-342VCT31
STANDBY R701
1k
Q701
KRC102M-AT
D702
LED UB3803X-J582K
DRIVE
R702
D702,703 100
(LCD BACK LIGHT)
R703
D703
100
UB3803X-J582K
R704
100
R705
100
Q702
KTC3875Y
LED
CNF705
DRIVE R707 R706
25P
100k 4.7k
BLIT
D0
D2
D4
D6
A0
WR
RES
CS
D7
D5
D3
D1
STBY LED
+3.3V(SUB)
VDD
DGND
C716 C717
DGND
0.01 0.01
JOG-A
JOG-B
M_VOL-B
M_VOL-A
KEY0
R728
KEY1
470
RMC
REMOTE CONTROL
R731 RECEIVER
470
IC701
RPM7240-H8
R712
100
OUT
GND
C712 C704
10 50V 0.01
3.3V
33 33
LOADING MOTOR
DRIVE
IC651
BA6208
M651
C656
(LOADING)
0.1
C651
47 TRAY OPEN
10V
TRAY CLOSE
C653
0.1
CLOSE S/W
S651
TRAY OPEN S/W
OPEN/CLOSE
DETECT
(Page 29)
R762 R763 R764 R765 R766
2.2k 1k 1k 220
S762 S763 S764 S765 S766
TIMER CLOCK STANDBY SLEEP
C753
0.1
J751 FB751 1.1UH
FB752 1.1UH
C751 C752
0.022 0.022
CMT-A50/A70
CN651
6P
GND
6V
(Page 29)
CN704
2P
470
KEY2
DGND
C754
0.1
(Page 29)
CNP711
5P
HP-SW
FB753
AGND
HP-L
AGND
HP-R
(Page 28)