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MDS-JE770
46
46
Ref. No. Location
D726 F-1
D733 E-4
D775 C-7
IC740 F-3
IC760 A-4
Q726 E-6
Q733 E-5
Q761 A-7
Q762 A-7
Q775 B-2
6-9. PRINTED WIRING BOARD – DISPLAY SECTION – • See page 36 for Circuit Board Location.
There are a few cases that the part isn’t mounted in
model is printed on diagram.
MAIN
BOARD
CN390
(Page 45)
D
11
(11)
1-681-743-
11
(11)
1-681-744-
HP BOARD
KB BOARD
MAIN
BOARD
CN830
(Page 45)
E
MAIN
BOARD
CN3
(Page 45)
C
KEY–SW BOARD
11
(11)
1-681-742-
11
(11)
1-681-741-
DISPLAY BOARD
A
z
X
H
M
M
x
l L
FLUORESCENT
DISPLAY
TUBE
2
3 4 5 6 7
8
9 10 11 12 13
A
1
B
C
D
E
F
REC OFF PLAY
OUT GND VCC
E
E
8
1
16
(CHASSIS)
MDS-JE770
E
51499
3
1
3 2 1
54
JW721
S711
M
ENU/
NO
S712
YES
S701
REC
S702
S703
S704
S716
REC M
ODE
S715
INPUT
S706
S705
D775
M
DLP
CN700
JW
704
R702
R713
JW724
JW
732
R712
R721
JW
731
S714
CLEAR
R706
JW725
R716
R715
R703
R705
R714
C751
JW
739
JW734
CN710
JW
729
JW
702
JW730
JW
737
JW720
C769
JW
706
JW
705
C767
C700
JW
738
JW735
R704
LP750
JW
728
R770
FL750
C760
JW719
Q761
R768
C768
JW
709
JW
710
JW713
R769
JW716
C761
R775
LP710
JW714
JW712
JW715
C771
R766
C766
C770
R763
Q762
R762
JW
717
JW
736
JW711
C762
JW
707
JW
718
JW722
Q775
R761
R767
R764
JW
727
JW
701
JW726
LP719
JW
708
JW
723
C753
JW
703
JW
733
LP720
C720
IC760
R1781
L781
L785
R1785
R782
L783
J780
L1784
L1783
R786
L784
CN2780
L1782
L1786
JW752
R1733
R722
JW751
R741
CN720
R726
S726
I/
S722
PLAY M
ODE
S723
REPEAT
S724
LEVEL/
DISPLAY/CHAR
R742
D733
D726
STANDBY
S746
TIM
ER
IC740
R732
R725
R1726
C743
R733
R747
Q726
Q733
C742
JW750
C740
S731
TIM
E
S732
GROUP
SKIP
S733
GROUP
R723
R724
LP730
LP740
R791
RV790
RV790
PHONE
LEVEL
J790
PHONES
C791
CN790
L799
L1790
C796
R796
S721
EJECT
S713
AM
S
PUSH ENTER
5
34
12
6
PC LINK
KEY BOARD
1
20
21
41 40
60
61
80
73
71
E
8
1
2
1
E
E
• Semiconductor
Location