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10-1 FRIEDRICH AIR CONDITIONING CO.
10-1 PCB
10. Schematic Diagrams
DB98_04511A(2)-2 2/18/03 4:12 PM Page 10-4
PCB POWER
AC INPUT
COMPRESSOR
CAPACITOR
S
R
C.M
O.L.P
C
COMPERSSOR
FAN MOTOR
CAPACITOR
FAN MOTOR
F.M
S
M
HIGH
MID
LOW
HIGH
MID
LOW
1
3
5
JQ1a-12V RY72
JQ1a-12V RY73
JQ1a-12V RY74
RY71
DI1U-DC12V
F701
T3.15A 250V
CN11
VH-4A
(WHT)
1
2
3
4
1
2
3
4
TN71
TRANS
AC230V/115V
3
1
3
1
CN12
SMW250-03
(RED)
BD61
DF06S
F702
1A 250V
IC01
KA7812
C101
1000uF
35V
C102
104
IC02
KA7812
C103
2200uF
25V
C104
104
C106
22uF
16V
C105
100uF
10V
+ 12V
+ 5V
1
2
3
4
5
6
7
8
5
4
3
2
1
6
7
8
12
13
14
15
16
11
10
9
HIGH
COMP
MID
LOW
RY72
RY71
RY73
RY74
+ 12V
BZ61
PZ-227125
R601
1/2W 620-J
+ 12V
PCB MAIN
+5V
R101
1K-J
1/8W
IC04
KA7533Z
RM41
REMOCON
MODULE
FRP-4021H6
VCC
OUT
GRD
R402
330-J
1/8W
R102
1K-J
1/8W
+5V
C201
223
C401
101
R402
330-J
1/8W
R402
10K-J
1/8W
C402
102
12
15
14
13
22
5
9
23
6
32
11
10
4
3
44
2
1
43
42
41
40
38
39
RESET
P2.2/INT2
P2.1/INT1
P2.0/INT0
Vdd
Avr
Test
Avss
Vss
P1.5/Tx0
P4.0
P4.1
P4.2
P4.3
P4.4
P0.0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.7
P0.8
P3.1/ADC1
P3.2/ADC2
25
26
P3.7/ADC7
Xin
Xout
31
8
7
IC05
S
3
C
8
4
7
5
P2.4/INT4
P2.5/INT5
P2.6/INT6
P2.7/INT7
P1.3/BUZ
17
18
19
20
34
1
2
3
4
5
6
7
8
3
1
30PF
30PF
2
C801
104
X501
10.0MHZ
R802
330-J
1/8W
R801
6.8K-F
1/8W
+5V
+5V
CN41
SMAW250-02
(RED)
2
1
2
1
103AT
SENSOR
THERMISTOR
R701
10K-J
1/8W
R702
10K-F
1/8W
R703
4.7K-J
1/8W
R704
OPTION
C702
104
C701
104
C302
102
C301
101
+5V
+5V
+5V
C202
223
C301
102
R501
10K-J
1/8W
D903
D902
D901
1N4148*5
D901
SW94
TEMP.SET.
Sw90
TEMP.SET.
SW96
MODE
SW91
OPERATION
SW95
FAN
+5V
KRA226S*4
Q901
Q903
Q902
Q904
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
IC06
VLN2003
R907
R906
R905
R904
R903
R902
R901
100-J 1/4W*8
LED01
SAVE
R908
Q905
KRC246
1b
1c
1d
1e
1f
1g
1a
D1
2b
2c
2d
2e
2f
2g
2a
D2
LED01
HR
LED01
HR
LED04
CSD-322GLH