Fujitsu ABY18LBAJ Service Manual page 8

I N D O O R P R I N T E D C I R C U I T B O A R D
C I R C U I T D I A G R A M
Models : ABY18LBAJ
ABY24LBAJ
R4 330K
<SPRH-2W>
R1 3.3
<RC-5W>
Q1
2SC4236
D1
D3SB60
R3 100
<1/10W>
C5 R2
+
100/
1.5
450V
<RS-2W>
FH101 FH102
L
F101
TM101
3.15A
VA102
<BET>
470V
N
W102
SA101 VA101
<3600> 470V
E101 W103
W104
POWER SUPPLY PCB
K01AL-0408HSE-P0
CN1 B3P5-VH-B-C
UL1015
AWG18 BLACK
UL1015 AWG18
WHITE
UL1015 AWG20
FAN CAPACITOR
450V
2.3uF
UL1015 AWG20
BLACK
FAN MOTOR
WHITE
F M
RED
PINK
PURPLE
YELLOW / GREEN
BLUE
DRAIN PUMP
POWER SOURCE
220 / 240V
50Hz
1
2(N)
3
E
OUTDOOR UNIT
2004.09.08
C6 R5
R17
R16 R15
4700P 62K
<ECQM> <RS-2W>
JM1
D5 CUSTOM CODE SWITCHING
JM2
1SR139-600
CUSTOM CODE SWITCHING
JM3
D10 CUSTOM CODE SWITCHING
1SR139-600
SWITCHING TRANSFORMER
T1
C7 0.047 R6 100
14V
<ECQB> <1/2W> ZFT29B01
I C2
D6
7812
D2FL20U
D2
I O
G
D1FL20U
C9
+
1000
D3 D4
/25V
Q2 MTZJ5.1B D1FL20U
2SC1815
R7 C8
PRIMARY SECONDARY
330 100/
+
<1/4W> 6.3V
I C3
C54 7805
0.01
I O
<F> G
JM6
VA1 470V
5V
<TNR>
10K <1/10W> x 4
ELF17N015A
C103 R29 R30 R31
0.01
C101
C104 8
0.22
0.01
4
2
C 1
LF101
0.01 <F> x 4
SW2
DRS4016-5
I C 10 H I 2002
18
14
BLACK
CN1-1
CN1-2
CN1-3
CN4 B2P3-VH-B-Y
YELLOW
10
CN4-1
WHITE
5V
R93 10K <1/10W>
CN4-2 R94 10K <1/10W>
WHITE
R95 10K <1/10W>
R96 10K <1/10W>
I C5 (5/7)
14V
CN5-1
uPA2003GR
SSR1
CN5-2
G3MC-201PL-VD
K2 K1
G5SB-14 G5SB-14
+
CN5-3
K 2
-
CN5-4
K 1
VA2
CN5-5 K 3
K3
470V
G5SB-14
<TNR>
CN5-6 K 4
CN5
K4
B6P11-VH-B
G5NB-1A
WHITE
CN6-2
C3 0.22 <RE>
5V
R88 120 <1/2W> 10K <1/10W> x 4
CN6-1
CN6 B2P3-VH-B-E R21 R22 R23 R24
BLUE
CN9-1
CN9-2
CN9-3
TEST
CN9-4
CN9-5
CN9
5V
B5P-SHF-1AA
WHITE
SW1
R39 R38 R37 10K <1/10W> x 3
DSS803
No.1 AUTO RESTART
No.2
No.3
ROOM TEMPERATURE CORRECTION
( HEATING OPERATION )
ROOM TEMPERATURE CORRECTION
( HEATING OPERATION )
CONTROLLER PCB ASSEMBLY ( MAIN PCB )
ABY18LBAJ : K01AL-040DHSE-F1
ABY24LBAJ : K01AL-0408HSE-F1
5V
P10 76
10K <1/10W> x 3
C32
1000P
R18 1.0K <1/10W>
1 P15
<R>
P11 77
R19 1.0K <1/10W>
2 P16
I C 1
C35
R20 1.0K <1/10W>
3 P17
1000P
uPD780058GC <R>
C21 C20 C19
-108-8BT-01
P70 8
0.01 <F> x 3
12V 54 P122
P71 9
55 P123 P72
10
C11
66
+ P05
P131 6
10/
65 P04
25V
R77 R78 R79
R59 R97 R98 R99
10K <1/10W> x 3
XT1 73
74 VDD0
68 VDD1
10K <1/10W> x 4 P46 25
5V 75 AVRF0
P47 26
7
AVRF1
P57 35
34
P56
C13 C14 C15 C47
+
0.1 100/ 0.1 0.1
50
P36
<F> 6.3V <F> <F>
4 AVSS
P33 47
67 VSS0
33 VSS1
JM10
71
R32 I C
27
P50
72
XT2
NC
P27 18
7
R33 1.0K <1/10W> x 4
56 P124 P26
17
R34
57 P125
P25 16
5
R35
58 P126
14V
R36
59 P127
9
13
P22 4
5V 12
P21
C26 C27 C28 C29
1
P20 11 2
P130 5
I C5 (1/7)
uPA2003GR
41 P65
10 7
8
R14 10K P51 28
<1/10W>
5
P52 29
42 P66
2
CR1
P53 30
5V
0.01
P54 31
3 <R>
R10
P55 32
R9 390
10K
<1/10W>
<1/10W>
63 P02
CR6
4
0.01
P01 62
C17
<R>
0.01
Q3
<F>
DTC124EKA
5V
R60
10K
<1/10W>
61
14V P00 3
9 40 P64 Q5
11 6
2SC2712
2
39
12 5 P63
I C6 (1/7)
38
13 4 P62
uPA2003GR
P121 53
14 3 37 P61 P03 64
CR7
R67 1.0K
15 2 36 P60 0.01
<1/10W>
<F>
52 78
12 5 P120 P12
79
P13
51 P14
4 P37 80
13
14 3 49 P35
CR2 CR3 CR4
48 P34
15 2
I C6 (4/7)
P45 24
uPA2003GR
P44 23
P43 22
R25 43 P67
R26
44 P30
C31 C16 C43
R27 45
P31
R28
46 P32
0.01 <F> x 3
1.0K <1/10W> x 4
C22 C23 C24 C25
P24 15
R28
0.01 <F> x 4
P23 14
5V
R55
R42 1.0K <1/10W>
19 P40
10K
R41 1.0K <1/10W>
20 P41 <1/10W>
RESET 60
R40 1.0K <1/10W>
21 P42
C44
0.1
X1 X2
C10 C12 C30 <F>
70 69
1 3
0.01 <F> x 3
X1
CSTS0500MG03-T
2
7
5V
CN8
R44 1.0K <1/10W>
R43 C34
CN7
10K (1%) 0.1
<1/10W> <F>
R44 1.0K <1/10W>
R45 C37
5V
49.9K (1%) 0.1
<1/10W> <F> RJ2
5V
10K
R50 10K <1/10W>
<1/10W>
RJ1 1.0K
4 DO VCC 8
<1/10W>
CN15-1
3 D I NC 7 C39
CN15-2
C49
0.1
0.01 CN15-3
2 CK NC 6
<F>
<F>
1 5
CS GND C15
B3B-XARK-1-A
I C7
RED
5V
BR93L46RF
5V
R58
10K
R100 CN14 B4B-XH-AM
<1/10W>
10K
5V
<1/10W>
Q4
DTC124EKA
R47 390
R57 1.0K 14V
C38
R49 1.0K
<1/10W>
R56 <1/10W>
0.01
6 11 <1/10W>
<F>
I C6 (2/7)
1 16 B Z
uPA2003GR
14V
CN10
BZ1
14V
I C5 (1/7) CN10-1
PKM13EPY-4000
9
uPA2003GR
1 16 CN10-2
CN10-3
10
11 CN10-4
6
CN10-5
12
CN11-1
13 CN11-2
CN11-3
14
3
15 CN11-4
CN11-5
1 16
5V CN11
8
I C4 (7/7) R53 R52 B5B-XARK-1-A
RED
uPA2003GR 10K 10K
UL1430 AWG28 UL1430 AWG28
<1/10W> <1/10W>
CN13-1
BROWN
CN13-2
RED
CN13-3
ORANGE
CN13-4
YELLOW
R51 1.0K <1/10W>
CN13-8
GRAY
5V
C40
CN13-5
WHITE
0.01
C41
C42
+
<F>
10/ 0.01
<F>
25V PURPLE
CN13-7
R54 47 <1/10W>
BLUE
CN13-6
CR5
CN13
1000P
B8B-XASK-1-A
12V
<R> 12V
DISPLAY BOARD
5V
R63
L2
CN17-1 CN17
R61
15.4K (1%)
B3B-XAKK-1-A
10K <1/10W>
BLACK
R64
<1/10W>
12V
R62 4.7K 28K (1%)
3
<1/10W> <1/10W>
5
Q6 L4
1 1 7 + CN17-2
- 6
2SC2712
R66
2
12V 10K
I C11-2
R65 390 <1/10W>
BA10358
<1/10W>
L3
7 10 CN17-3
5V
R68 1.0K
5V D7
<1/10W>
DA226U
I C11-1
C1
BA10358
0.1
R70 R69 R80 10K <1/10W> x 3
<F> 3
+
1
- 2
SW4
10K <1/10W> x 3
DSS803
FAN DELEY SWITCHING
R81 1.0K <1/10W>
( HEATING OPERATION )
No.3
R72 1.0K <1/10W>
No.2 FAN TYPE SWITCHING
R71 1.0K <1/10W>
No.1 REMOTE TYPE SWITCHING
5V
R75
10K
R76
<1/10W>
10K
<1/10W>
5V
1
C45
3 0.1
<F>
I C8
2
PST600C
ROOM TEMPERATURE THERMISTOR
B2B-XASK-1-A
CN8-1 BLACK
CN8-2 BLACK
PIPE TEMPERATURE THERMISTOR
B2B-XAKK-1-A
BLACK
CN7-1
GRAY
CN7-2
GRAY
FLOAT SWITCH
CN14-4
CN14-3
HA
JEM-A
CN14-2
CN14-1
B5B-XASK-1-A
WHITE
BROWN BROWN
RED RED
LOUVER
M
ORANGE ORANGE
( UP / DOWN )
YELLOW YELLOW
WHITE WHITE
BROWN BROWN
RED RED
LOUVER
M
ORANGE ORANGE
( RIGHT / LEFT )
YELLOW YELLOW
WHITE WHITE
UL1430
AWG28
5V
R201 330 <1/4W>
1 D201 SLR-325 <RED> OPERATE
BROWN
R202 330 <1/4W>
2 D202 SLR-325 TIMER
RED <GRN>
R203 330 <1/4W>
3 D203 SLR-325 <ORG>
ORANGE LOUVER
R204 330 <1/4W>
4 D204 SLR-325
YELLOW <ORG> LOUVER
8
GRAY
C202 C201
SW201 +
5
WHITE
10/ OUT
0.1
PHA201
MANUAL AUTO 25V
<F>
SWITCH
SBX1810
PURPLE 7
-22
EVQ PAG 04K
6
BLUE
CN201
8P-JC
INDICATOR PCB
EZ-0964HSE-D