Friedrich MR18Y3F Service Manual page 7

Model : MW18Y3F
GND
3 N L
TERMINAL BOARD
W1
W4 W3 W2
HEAT EXCHANGER
WHITE BLACK
GREEN RED
THERMISTOR
F1
3.15A - 250V
VA1 270V
<TNR>
ROOM TEMPERATURE
THERMISTOR
C3
0.22
<LE>
D1
R2 2.2
4
<RGG-5W>
1 4
2 3
L1
8
18
20V
7 C16
14
R6 100K
0.1
<1/10W>
<F>
6
10
IC10
D7
DAN202K
5V
R25 10K
<1/10W>
5
5
3
4
4 2
Q1
3
1 DTC124EUA
3
2
2
5V
R27 390
C34
1
1
<1/10W> 0.01
<B>
2006.02.20
13.5V
5V
R44 1K
CN6
<1/10W>
1
R42 49.9K C46
2
<1/10W> 0.1
(1%) <F>
5V
R43 1K
CN5
<1/10W>
1
R41 10K C45
<1/10W> 0.1
2
<F>
(1%)
C11 0.01 T1
13.5V
160V
<F> ETS19AB1P8AG
R4 100K C7 0.01
<RS - 2W> <ECQE>
C15
0.01
20V
<B>
D2
1NH42 D3 +
C
REF
D1FL20U
2 I C8
A
1 + TL431 I LP
+
C10
C5 5
D EN / UV
3
100/
100/ S
R11
7 35V
S S C6
420V
1K
BP
S 0.1
8 <1/10W>
C12
<F>
4700P
I C5
A
<E>
TNY266P
4 1
3 2
A
I C11
5V
PS2501L-1
<KD / KE>
R24 10K
15V
IC7
<1/10W>
78M15
1 3
C27
I O
G
0.1
2
C18 C17
<F>
+
0.1 330/ 5V
25V MANUAL AUTO
<F> R22
SWITCH
10K
(KSM0632B)
<1/10W>
A
R21 1K
<1/10W>
Q2
BZ1
DTC124EUA
12V PKM13EPY-4000
3
2
BZ
1
R38 10K
R26 390
<1/10W>
<1/10W>
C33
0.01
<B>
CONTROLLER PCB ASSEMBLY
K04CP-0500HSE-C1
CN7
B3B-XASK
12V IC6
5V
5V
D6 NJM7805
D1F60
1 2 3
1 3
O
I
G
2
C20 C22 C23 C24
C19
+ + +
0.1 330/ 10/ 0.1
330/
<F> 25V 25V <F>
25V
IC1
UPD780058
61 74
REM
P00 VDD0
62
68
WIR
P01 VDD1
63 75
P02 AVRF0
7
64
P03 AVRF1
65 60
P04 RST
66 27
P05 P50
R8
R10
73 28
34K
47K XT1 P51
<1/10W>
<1/10W>
72 29
XT2 P52
(1%)
76 30
P10 P53
R9
77 31
8.25K
P11 P54
<1/10W>
78 32
P12 P55
(1%)
79 34
P13 P56
80 35
P14 P57
1 36
P15 P60
2 37
VA2 270V
P16 P61
<TNR>
3 38
P17 P62
11 39
P20 P63
12 40
P21 P64
13 41
P22 P65
14 42
P23 P66
IC3
15 43
P24 P67
8 1
VCC CS
4 2
D0 SK 16 8
P25 P70
6 3
D1
TEST
5 7
NC 17 9
GND
P26 P71
18 10
P27 P72
44 52
C29 10K
P30 P120
C30 1000P <R>
45 53
P31 P121
C31 1000P <R>
46 54
P32 P122
47 55
P33 P123
48 56
P34 P124
49 57
IC4-6 LN2003 P35 P125
11 6 50 58
P36 P126
51 59
P37 P127
19 5
P40 P130
20 6
P41 P131
21 71
P42 IC VPP
22 70
P43 X1
23 69
P44 X2
24 4
P45 AGND
25 67
P46 GND0
26 33
P47 GND1
5V
R32R31
CN8
BS5P-SHF
R33 R30 10K <1/10W> x4
R37
1
R36
2
R35
3
R34
4
330 <1/10W> x4 5
C35 0.1 <F>
C36 0.1 <F>
C37 0.01 <B>
C38 0.1 <F>
6
5V
IC2
5V
BD4842
R39 10K
R28 10K
<1/10W>
<1/10W>
2 4
VDD NC C25
1
VOUT
0.1
3 5
C26
GND NC
RXD
<F>
0.1
TXD
<F>
VPP
JP1
R23
R18 5V
R16 R17 R19
5V
R81 R82 R83 10K <1/10W> x4
R15 R20 10K <1/10W> x6
JM7 AUTO RESTART
R80
JM6
HOME AUTOMATION
JM5
ROOM TEMPERATURE
CORRECTION 1
JM4 ROOM TEMPERATURE
CORRECTION 2
JM3
CUSTOM CODE 1
JM2
CUSTOM CODE 2
REM
12V
9
IC4
8
RXD
TXD
12V
IC9-2
BA10393F
8
C62
5V
6
-
0.1 7
IC9
5
+
<F>
4
R65 10K
<1/10W>
2
-
WIR 1
3
+
IC9-1
BA10393F
5 12
R66 390
IC4-5 LN2003
<1/4W>
(1%)
IC4-4 LN2003
IC4-3 LN2003
X1
5.00MHz
IC4-2 LN2003
<CSTS>
IC4-1 LN2003
IC12
5V 15V
PS2501L-1
R51 1K
<KD / KE>
Q6
<1/4W>
1 4
DTC124EUA
(1%)
3
2 3
2 R50 330
R52 820
<1/10W>
5V <1/4W>
1 15V
(1%)
R54 10K
<1/10W>
R55 4.7K
4 1
<1/10W>
C50
R53 1K
3 2
1000P
<1/10W>
R56 6.8K
TIMER SHORT CIRCUIT IC13
<R>
<1/4W>
CLOCK PS2501L-1
<KD / KE>
DO
DI
TEST
R29 10K
<1/10W>
5V
5V
CN3
S7B-ZR-3.4
JP2 JP3JP4
R84
R85
R86
INDICATOR PCB
R87
R89 330 <1/10W> x6
5V
+
R61 10K
R60 47 C80
<1/10W>
<1/10W> 100 / 16V
C81
C60
0.01
1000P
<B>
<R>
5 12
IC4-7 LN2003
12V
R63 15.4K
12V
<1/10W>
(1%)
12V
D60 CN10
R64 28K
12V D1F60 B5B-XASK
<1/10W>
(1%)
RED
REMOTE
WHITE
R62 10K JP5 5V CONTROL
BLACK
<1/10W> UNIT
D61
JP SETTING
R68 1K DAN217U R67 10K
<1/10W> <1/10W>
12V
4 13 CN2
53325-0510
3 14
LOUVER
15
2
1 16
CN1
160V
S5 (6-5) B-XARK
C53
100 / 16V
15V
+
DC FAN MOTOR
A A
D50
RD27M
<B>
A