Panasonic CS-VA75KE Service Manual page 105

SCHEMATIC DIAGRAM 2/3
16 15 14 13 12 11 10 9 8
P50
1 SSR1
STEPPING MOTOR
DRIVE SIGNAL
2 P51
RELAY DRIVE SIGNAL
P52
3
P53
4
P54
5 DISPLAY
P55
6
P56
7
IC1
8 P57
A52D00226503
9 Vss0
10 VDD0
11 P30
12 P31
13 P32
14 P33
P34
15 RY-M
P35
RY-H
16
17 18 19 20 21 22 23 24 25
IC2
A52BR9020F
1 R/B RS 8
R24
10k
2 Vcc GND 7
3 CS D6 6
JX1
4 SK D1 5
R45
10k
R41
10k
7 6 5 4 3 2 1
P71
48
TIMER
SHORTEN
P70
AUTO 47
OPERATION
P03
PUMP-DOWN 46
P02
45
POWER CLOCK INPUT
INTP1
44
REMOTE CONTROL
COMMAND INPUT
INTP0 43
Vss 42
X1
41
8MHz
OSC
X2
40
IC 39
XT1 38
XT2 37
RESET
36
RESET
AVdc 35
AVref
POWER 34
ANI0 33
26 27 28 29 30 31 32
C18
+
C19
10µ
– 0.01µ
16V
CS-VA75KE CU-VA75KE / CS-VA95KE CU-VA95KE / CS-VA125KE CU-VA125KE
b
4.7k
10k
c
b
Q6
4.7k
A55DC143XKTX
10k
RELAY DRIVE
e
Q5
A55DC143XKTX
RELAY DRIVE
X1
8MHz (27pF X 2)
R34
150k
105
b
4.7k
c
b
Q8
4.7k A55DC143XKTX
10k
RELAY DRIVE
c
e
Q7
A55DC143XKTX
RELAY DRIVE
e
DB1
S1VD20
T1
5 10 ~
– +
3 6
~
R1
5.1k
C4
0.1µ
Q1
DC114EKTX
POWER CLOCK
c
GENERATOR
b
4.7k
10k
e
R3
1.0k
C5
+
1µ
–
50V
e
R13 C9
10k 0.01µ
R14
R15 C10
1k
10k 0.01µ
c
10k
e
RY-SHI
RY-H
RY-M
SSR1
RY-HOT
SSR2
IC5
78N12H
REGULATOR
12
I 12V O
C1
+
3300µ
– G
35V
(NHG)
C5
0.022µ
R4
100k
Q2
2SC2412KTX
RESET SIGNAL
GENERATION
c
b