Panasonic CU-E18CKR Service Manual page 117

SCHEMATIC DIAGRAM 2/3
R14 510Ω
R4 R5
20kΩ 20kΩ
6 11 5 12
R3
IC2 IC2
100Ω
C1
(2125)
0.1µ
[KB]
64 63 62 61
1 P50
2
P51
3
P52
P53
4
QUIET LED
5 P54
6 P55
P56
7 ION LED
8 P57
9 Vss0
10
Vdd0
P30
11 OPERATION LED
P31
12 TIMER LED
P32
13
14 P33
TXD2 DATA
15
TRANSMISSION
RXD2
16
17 18 19 20
Q1
b
R38
R30
6.2kΩ
6.2kΩ
R12 1kΩ C4
1000p
R7
(MB)
20kΩ
R8 5.1kΩ
R6
100Ω
C2
(2125)
0.022µ
60 59 58 57 56 55 54 53 52
FAN MOTOR
ON/OFF 15V
DATA RECEPTION
RxD
50/60Hz
DETECTION
FAN MOTOR
REVOLUTION
DETECTION
REMOTE CONTROL
IC1
A52D076G591
8 MHz
OSC
INTAKE AIR TEMP
PIPE TEMP
TEST
RESET
AUTO OPERATION
POWER
GROUND
21 22 23 24 25 26
27 28 29
C12
D1
c 0.01µ
C13
e
0.01µ
R13
20kΩ
51 50 49
P71
48
TOD0 47
INTP3
46
INTP2
45
INTP1
44
R16 5.1kΩ
INTP0
43
Vss1
42
X1
41
R37
150k Ω
X2
40
8 MHz
IC(VPP) 39
(15pF X 2)
CSTS0800MG03
XT1
38
XT2
R32
37
100kΩ
Reset
36
C19
2.2µ
35
P80
50V
AVref
34
C11
ANI0
1µ
33
30 31
32
C21
1µ
R28
1kΩ
R27 1kΩ
R41
10kΩ
R23 C8 + R22 C7 +
+
20kΩ 10µ 15kΩ 10µ
1% 50V 1% 50V
RECEIVER
R101
CN-RCV
1kΩ
C101
(MX-3)
CN-RCV 22µF +
10V (NHG)
3 1
2 2
R15
1 3
1kΩ
CN-STM1
IC5
(PH5)
TD62003AF
9
1 16
5 5
2 15
4
4
3 14
3 3
4 13
2 2
5 12
1 1
6 11
7 10
(ZH5)
VERTICAL
CN-STM2
8
(PH5)
9
1 16
5 5
2 15
4 4
3 14
3 3
4 13
2 2
5 12
1 1
6 11
7 10
(ZH5)
HORIZONTAL
8
IC6
TD62003AF
X1
IC4
IC-PST600DMT
O I
+
G C18
1µ
R29
10kΩ
CN-ION
4
3
2
c
1
22k
b
22k
Q2
e
CN-TH
1
2
3
4
R55
TEST
10kΩ
IC101
1
2
3
AIR TEMP. SENSOR
(15k 3950)
PIPE TEMP. SENSOR
(20k 3950)