Read Panasonic CS-A28BKP5 / CU-A28BKP5 Service Manual online
SCHEMATIC DIAGRAM 3/3
74
CS-A28
BKP5
/CU-A28
BKP5
RA2
1
RA3
2
RA4
3
MCLR
4
VSS
5
RB0
6
RB1
7
RB6
12
RB7
13
VDD
14
OSC2
15
OSC1
16
RA0
17
RA1
18
RB2
8
RB5
11
RB3
9
RB4
10
IC1
PIC16C711
SENSOR (15K,3950)
INTAKE AIRE TEMPERATURE
SENSOR (4.96K,3950)
PIPE TEMPERATURE
R1
5.9K
5.9K
R2
15K
15K
X1
CST4.0MGW
R22
1M
1M
+
C5
22uF/10V
22uF/10V
+
C6
22uF/10V
22uF/10V
IC4
ULN2003AP
12V
R10 470
R11 4.7K
R12 1K
R13
10K
10K
R14
10K
10K
R15
10K
10K
Q1
2SC1740
Q2
DTC113ZS
R8
100K
100K
R7
4.7K
4.7K
R9
1K
ZD1
MTZJ7.5B
MTZJ7.5B
+
C16
10uF/16V
10uF/16V
12V
R17 1K
R16 1K
R19
10K
10K
R18
10K
10K
R6
20K
20K
TEST
NH-2
C8
103
103
+
C1
2200uF/35V
2200uF/35V
D5
1N4003
1N4003
D6
1N4003
1N4003
D7
1N4003
1N4003
D8
1N4003
1N4003
R4
20K
20K
C7
103
103
R24
10K
10K
R5
5.1K
R3
5.1K
D14
1S336
1S336
D13
1S336
1S336
+
C10
33uF/35V
33uF/35V
12V
+
C2
100uF/35V
100uF/35V
+
C9
33uF/35V
33uF/35V
+
C3
100uF/10V
100uF/10V
R23
18K
R22
18K
D1
1N4003
1N4003
D2
1N4003
1N4003
D4
1N4003
1N4003
D3
1N4003
1N4003
T1
T2
D9
1N4003
D10
1N4003
D11
1N4003
D12
1N4003
ON
RY-DEICE
ON
RY-HI/LO
ON
RY-OFF
ON
RY-HOT
COMP(VLT)
HOT1(RED)
DEICE()GRY
FM2(ORG)
FM1(BRY)
HOT2(BLK)
AC(WHT)
FUSE
3.15A
3.15A
1
2
3
4
XH-4
F_TEST
12V
ZNR1
10DK511
10DK511
ZNR2
10DK511
10DK511
ZNR3
10DK511
10DK511
C13
0.01u/250VAC
0.01u/250VAC
CR1
+
C11
1uF/50V
1uF/50V
C12
103
103
+
C15
100uF/35V
+
C4
10uF/16V
+
C14
100uF/35V
+12V
O
I
G
IC?
IC-3P-7812-1
IC-3P-7812-1
+5V
I
O
G
IC?
IC-3P-78N05-1
IC-3P-78N05-1
5V
1
2
3
4
FM
CAPACITOR
4 WAY VALVE
REVERSING COIL
REVERSING COIL
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