Panasonic CU-E18CKR Service Manual page 121

SCHEMATIC DIAGRAM 3/5
24 23
8 7
4 3
R211 10k
R210 10k
C227
0.56
6.3V
100 99
P56
1
P57
2
VDD(3.3V)
3
AVSS(GND)
4
5
ADIN08
ADIN01
6
ADIN10
7
8 AVDD(3.3V)
ADIN11(COMP)
9
10 NC
11
AVSS(GND)
AVDD(3.3V)
12
IRQ00(DC)
13
IRQ01(FAN)
14
AVSS(GND)
15
IRQ02(PFC)
16
P93(PFC)
17
18 P94(PFC)
P95(PFC)
19
AVDD(3.3V)
20
ADIN50
21
ADIN51
22
ADIN52
23
ADIN53
(Tank Sensor)
24
ADIN54
25
26 27
R230
1k
R231
10k
X1 10MHz 15pF x 2
IC4
11
6
RY-2
10
7
RY-1
12
5
4 5 6 13 12 7
40 30 41 38 37 36 35
4 5 6 13 12 7
R212 R213 R214
10k 10k 10k
98 97 96 95 94 93 92 91 90 89 88 87 86
Z
W Y V X U
COMPRESSOR DRIVE
RY-2 DRIVE
PFC DRIVE
DC VOLTAGE
RY-2 DRIVE
IC201
A52103S46MC
DC PEAK
MICON
DETECTION
POWER
PFC ABNORMALITY
DETECTION
PIPE TEMP
OUTDOOR AIR TEMP
COMPRESSOR TEMP
RUNNING CURRENT
6 MHz
OSC
28 29 30 31 34 36 37 40
32 33 35 38 39
R225
R232
150k
R234 R235
R233
1k 1k 1k
2 x fHz
21
1
R218
CN202
10k
R215 R216 R217
10k 10k 10k
85 84 83 81 80 79 78 77
82 76
P42
75
(2.5V)VDD2
74
RY-C DRIVE
P34
73
P33
72
P32
71
P31
70
P30
69
(GND)VSS
68
NRST
RESET
67
(GND)VSS
66
(RXD)SBI0
DATA RECEPTION
65
P26
64
(TXD)SBD0
DATA TRANSMISSION
63
(3.3V)VDD 62
(EEPROM SO)SBI1 61
(EEPROM SCK)SBT1
60
(EEPROM SI)SBO1
59
(GND)VSS 58
P21
57
P20
56
TEST
P17 55
SERVICE SWITCH
(EEPROM CS)P16 54
(2.5V)VDD2 53
P15
52
(LED)P14 51
41 42 43 44 45 46 47 48 49 50
R244 10k
C224
0.56 F
6.3V
C212
C211
1000p
0.01
(MB)
R249
R252
20k
R253 1k
C220
0.01
D213
RB501V-40
C226
0.56
IC203
6.3V
R254
BD4729G
100k
O I
C217 G G NC C218
0.1 0.047
16V 25V
R243 1K
R242 10k
ICX1
R256 R257
R258
BR9080AF-WE2 R255
10k 10k
10k
1 8
R/B
VC
2 7
Vcc
GND
3 CS 6
DO
4 SK DI 5
R251
10k C216 0.01
IC204
S13033LU
Vin
Vo
R238
27k
G
C225
+ C213
100
C231
0.01
16V
R239 1k
R241 1k
R240 1k
CN201 3 3
CN201 16 16
CN202 5 25
CN202 9 29
CN202 6 26
27
CN202 7
11 44
CN203
33
1
CN203
18 18
CN201
8 28
CN202
C214
+ 100
6.3V
(FC)
20
CN201 20
CN201 19 19
36
CN203 4
ECU1