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8.3.
TIMER SECTION IN MAIN SCHEMATIC DIAGRAM
P
:TO POWER TRANSFORMER SECTION
R
:TO POWER SUPPLY/RF SECTION
S
:TO SYSTEM CONTROL & SERVO SECTION
A
:TO Hi-Fi AUDIO SECTION
F
R
HEATER (+)
P
HEATER DC (-)
E
R
FIP -29V
D
S
S.DATA
S
S.CLOCK
S
FIP CS
S
SAFETY TAB
L
C
A
POWER SW
S
POWER KEY
S
IR
R
N.SW 5V
R
GND
B
S
P.FAIL
L
L
S
RESET
A
S
BACK UP 5V
A
EJECT SW
1
R7508
15
C7501
0.01
D7501
C7502
MN4220NM
50V10
SAFETY
TAB
S7507
VES0834
R7521
22K
C7511
0.1
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
2
DP7501
A2BD00000040
EXT
F+
F+
P1
P2
P3
1
2
5
6
7
R7511
R7510
820
820
R7509
100
36
35
IC7501
M35502AFP
1
2
IC7502
PNA4611M08V
(IR RECEIVER)
1
2
3
5.2
5.2
IC7504
S80743AL
(RESET)
C7510
0.01
1
2
3
R7535
10K
5.2
5.2
D7503
RB441PT-77
3
S-VHS
VCR
Link
REC
ENR
N
P4
P5
P6
P7
P8
NC
P9
P10
P11
8
9
10
11
12
13
14
15
34
33
32
31
30
29
28
27
3
4
5
6
7
8
9
10
R7512
0
C7503
12P
IC7503
C7504
RN5VD28AA
6V100
(RESET)
4.9
4.4
1
OUT
CD
5
4.9
C7509
2
VDD
0.068
0
3
GND
4
R7534
C7507
180
VCE0073
C7508
6V220
4
5
ET
CH
R
P12
P13
P14
P
16
17
18
19
26
25
24
23
11
12
13
14
N
39
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