Fujitsu General AOH12LFBC Service Manual Download Page 7

F100

15A - 250V  <ATLCR>

   D102

1NH42

   R103

     100

<1/2W>

F101

15A - 250V  <ATLCR>

CR30

RE1201

CN30

B2P3-VH-B-C

BLACK

BLACK

BLACK

JM32

JM31

3

1

2

4

    K30

G5NB-1A

CR80

RE1202

             C80

              1.8

<DS401185>

1

2

3

BLACK

ORANGE

WHITE

CN10

BH3P5-VH-B

WHITE

F M

FAN MOTOR

12V

5V

C40

0.1

<F>

R40

R41

R42

R43

1.5K x 4

EPV3/44P

EPV1/45P

EPV2/42P

EPV4/43P

12V

5V

L70

BL02Rn1

I C40

TD62064

2
7
9

16

4
5

12
13

3
6

11
14

1
8

10
15

O1
O2
O3
O4
GND1

COM1
COM2

GND4

GND3

GND2

NC1
NC2

I 1

I 2
I 3
I 4

JM30

12V

2

4

3

1

 

    K3

G5N-1A

REACTOR

12A 18mH

   D100

D15XB60

B

B

W10

W11

WHITE

RED

AWG14

AWG14

1

4

2
3

+

-

   D101

D15XB60

-

+

1
4

2
3

B

B

ORANGE

UL1015 AWG14

W6

W5

15V

R1

ZPR0RCH400

     K1

DW12D-0

12V

PR / I C80-5

R400 - R405

0.15 <2W> (1%) x 6

I C103-4

uPC324

14

12

13

+

-

-12V

D105

DAN217U

3

2

1

V4-AC / I C80-3

5V

R504

10K

  I C500

MB90460

VCC 56

11
25
26
40
36
37
38
39
12
45
46
50
51
52
53
54
55
14
15
18
20
64
63
62
61

1

19
48
13
24
49

23

22

4

6

5

7

8

9

10

44

43

42

41

57

33

32

31

30

29

28

27

47

34

21

60

58

59

3

35

2

16

17

AVCC

P00
P01
P17
P13
P14
P15
P16

AVR

P24
P25
P30
P31
P32
P33
P34
P35
P60
P61

MD0
MD1

P44
P43
P42
P41
P45

RSTX

P27

AGND

GND
GND

P63
P62
P46
P12
P50
P37
P36
P40
MD2
P11
P26
P02
P03
P04

P05
P06
P07
P10
C
P20
P21
P22
P23
P57
P56

P55
P54
P52
P53
P51

X0
X1

X500

8.0MHz

<EF0MC>

C500

0.1

<F>

C502

0.1

<F>

C503

0.1

<F>

+

C501

4.7/50V

C561

0.01

<F>

R561

1.0K

R560

100K

5V

 I C560

S80842

3
4

2
1

VDD
OUT GND

NC

15V

15V

C130

0.1

<F>

MD1 / 64P

MD2 / 63P

TCK / 62P

TRXD / 61P

MD0 / 1P

/ TRES / 19P

S I / 48P

TMODE / 18P

PFCEN / 14P

PFC-TRIP / 46P

EPV1 / 45P

E2DI / 39P

ZXL / 37P

ZXH / 36P

E2SK / 40P

U / 50P

X / 51P

V / 52P

Y / 53P

W / 54P

Z / 55P

15V

C115

0.1

<F>
C116

0.1

<F>

-12V

C112

0.1

<F>

TAUX / 25P

JM500

R500

10K

R502

1.0K

R503

10K

FAN I N / 17P
FAN PWM / 2P

PFC SW / 35P

CT / 3P

TEST / 59P

TAUX3 / 21P

TTXD / 60P

PFS / 58P

15V

C. M.

COMPRESSOR

EMI FILTER

U

V

W

B

B

B

W7 W8 W9

1-172132-1

BLACK

BLACK

WHITE

WHITE

RED

RED

AWG16

AWG16

AWG16

U

V

W

DCV

R210

1.0K

C214

2200P

<B>

C213

0.022

<F>

I PM-G

I PM-G

R218

10K

5V

C219

1000P

<B>

R220

1.0K

R219  1.0K

R204 - R209

390 x 6

U / 50P

V / 52P

W / 54P

X / 51P

Y / 53P

Z / 55P
I PM-TRIP / 33P

12V

5V

R311

8.66K

(1%)

R310

143

(1%)

R309

5.76K

(1%)

15V

D303

DAN217U

       D304

DAN217U

3

3

2

2

1

1

+

15V

C84

0.1

<F>

C86

470P

<B>

C87

330P

<B>

7

6
5

+

-

5V

I C302-2

LM2903

C85

4.7/

50V

R81

22K

R95

1.0K

1

2

3

DCV-F

R96

4.7K

CP-POS / 47P

R83

27K

C300

100P

<CH>

Q80

2SC2412K

<BQ>

5V

-12V

15V

I C300-2

LM258

I C300-1

LM258

-

-

+

+

5
6

7

1

2
3

C306

0.1

<F>

C305

0.1

<F>

R330  4.7K  (1%)

R332  4.7K  (1%)

I PM-G

V4-AC / 27P

AC FAN / 28P

V4-DC / 29P

LED / 30P

PR / 31P

SO / 32P

E2CS / 41P

EPV2 / 42P
EPV3 / 44P

EPV4 / 43P

DCV / 8P

ACV / 7P

TE / 5P

TA / 6P

TD / 4P

�@�@�@�@

I PM-CR / 9P

I PM-TRIP / 33P

CP-POS / 47P

5V

C570

0.1

<F>

   I C570

BR93LC46

R570

10K

E2CS / 41P

E2SK / 40P

E2DI / 39P

12V

12V   I C80

M54523

1
2
3
6

8
4
7
5

VCC

DO

NC

GND

CS
SK
D I
NC

1C

6C

5C

4C

3C

2C

7C

COM

1B

7B

6B

5B

4B

3B

2B

E

V4-AC / 27P

V4-DC / 29P

PR / 31P

AC FAN / 28P

SO / 32P

LED / 30P

5V

R80

2.2K

SO / I C80-2

V4-AC / I C80-3

V4-DC / I C80-4

PR / I C80-5

AC FAN / I C80-6

D80

SLR-332

<RED>

R585

1.0K

TAUX / 25P
TTXD / 60P
TRXD / 61P
TMODE / 18P
TAUX3 / 21P
TCK / 62P

/ TRES / 19P

CN580

B10B-PASK-1

WHITE

C73

0.1

<F>

C72

0.1

<F>

C75

0.1

<F>

R75

10K

R76

10K

R77

10K

R71

4.75K

(1%)

R72

6.65K

(1%)

R73

38.3K (1%)

C71

0.1

<F>

TE / 5P

TD / 4P

TA / 6P

TEST / 59P

MD2 / 63P

MD1 / 64P

MD0 / 1P

R93 R92

R90

R91

10K x 4

R583 1.0K

R584 22K

R582 10K

R581 10K

C580

  0.1

 <F>

TAUX
TTXD
TRXD
TMODE
TAUX3
TCK

/ TRES
/ TICS

1

5

8

7

6

4

3

2

10

9

1

3

2

1

4

3

2

1

6

5

4

3

2

YELLOW

WHITE

ORANGE

BLUE

BROWN

RED

BLACK

BLACK

BROWN

BROWN

BLACK

BLACK

CN70

B03B-PASK-1

WHITE

C4

0.01

<E>

C5

0.01

<E>

C6  1.0

<LE>

C1  1.0

<LE>

L1

SC-10-55JH

SA1

RA-302M

B

B

B

B

W3

W2

W4

W1

VA1  470V

<TNR>

   VA2

 470V

<TNR>

5V

5V

SO / I C80-2

HY I C 1

GK-30434

18

14

10

5 4

3 2 1

R23

27K

R21

10K

R20  1.0K
R22  1.0K

S I / 48P

ZXL / 37P

C20

0.022

<F>

  C21

0.047

  <B>

15V

5V

R132

2.2K

R131

100K

(1%)

PFC / 58P

2

1

3

+

10

9

8

+

7

5

6

-

-

  C118

1000P

    <B>

Q101

DTC114EUA

I C103-3

uPC324

R130

100K

(1%)

I C103-2

uPC324

C117

1000P

<B>

5V

R162

68K (1%)

R160

68K

(1%)

-

+

2

3

1

+

7
6

1

5V

5V

R112

10K

(1%)

5V

5V

EXPANSION VALVE

M

CN40

B6B-XARK-1-A

RED

CN71

B04B-PASK-1

WHITE

DISCHARGE TEMPERATURE THERMISTOR

PIPE TEMPERATURE THERMISTOR

OUTDOOR TEMPERATURE THERMISTOR

4-WAY VALVE

SERIAL

EARTH

UL1015   AWG16

                      GREEN

UL1015   AWG14

                      WHITE

UL1015   AWG20

                      RED

L

N

W201

UL1015

AWG14

BLACK

     F201

20A - 250V

UL1015

AWG14

BLACK

POWER SOURCE

230V

50Hz

-

+

8

9

10

3

2

1

3

2

1

R144

22K

(1%)

R143

47K

(1%)

-12V

  C129

1000P

    <B>

R159

4.7K

R145

22K

(1%)

I C104-3

uPC324

R146  47K

(1%)

R139  10K

          (1%)

R137  10K  (1%)

R140  10K

          (1%)

-

+

7

5

6

6
5

7

+

-

R138  10K

          (1%)

     D109

RB751V

    R135

10K  (1%)

I C105-2

LM2903

I C105-1

LM2903

    R161 1.5K(1%)

R136

10K  (1%)

R134

10K

(1%)

R133

10K

(1%)

ZXH / 36P

R163 10K (1%)

R141

10K

(1%)

D108  RB751V

I C104-2

uPC324

I C104-1

uPC324

I C104-4

uPC324

-

-

+

+

14

13
12

2
3

1

AC FAN / I C80-6

C123

2200P

<B>

R149

4.7K

(1%)

C124

2200P

<B>

R152

4.7K

(1%)

D110

DAN217U

D111

DAN

217U

195K <RN-1/2W> x 4

R147

R151

R150

R148

C134

0.1

<F>

C133

2.2/

50V

+

C132

2.2/

50V

+

C131

0.1

<F>

R168  22K

R169  22K

15V

-12V

C119

0.1

<F>

C120

0.1

<F>

5V

ACV / 7P

D113

DAN217U

3

1

2

C128

0.1

<F>

+

C125

0.1

<F>

C126

2.2/50V

R165

22K

+

C127

2.2/50V

5V

3

1

2

D112

DAN217U

CT / 3P

+C109

2.2/

50V

DCV / 8P

R107

3.83K

(1%)

POW_GND
C107

0.1

<F>

D106

DAN217U

3

1

2

+

R110

6.8K

C108

2.2/50V

R111  10K

PFC-TRIP / 46P

PFCEN / 14P

PFCSW / 35P

R167

10K

(1%)

C106

0.1

<F> I C102-3

BA10339

R1

13  4.7K

(1%)

-

-

-

+

+

10

11

13

   R115

22K (1%)

I C102-2

BA10339

C135

0.01 <F>

C110

0.1 <F>

I C102-4

BA10339 C136

  0.01

  <F> R114

15K

9
8

14

10

11

12

13

14

9
8

7

6

5

4

3

2

1

1
2
3
4
5
6
7

10

11

12

13

14

9
8

      I C101

TC74HC00AF

5V

R120  10K

(1%)

R121  220K

(1%)

I C102-1

BA10339

5
4

2

+

-

1
5
7
3

2
6

4

GATI N VCC
S I
D I
NC

SO

GND

DCV-F

R105

R106

195K <RN-1/2W> x 2

I C100  TA8316

15V

R109  22

<1/4W>

R108  47

<1/4W>

R102

47K

Q100

GT30JI21

C105

0.1

<F>

+C104

4.7/

50V

L100 BL02Rn1

POW_GND

DCV

FH2

FH1

F4

BET

3.15A - 250V

DCV-F

C103  0.1  <HCP>

C100  750 / 385V

C102  750 / 385V

C101  750 / 385V

+ + +

R104

220K

<2W>

I PM-G

L300  47uH

<ELC0607>

R200  39

  <1/2W>

10 <1/2W> x 3

R223

R222

R221

    I C200

FSB20CH60

21

22

23

24

25

26

27

10
11
12
13
14
15
16
17
18
19
20

9

8

7

6

5

4

3

2

1

NU

NW

NV

U

W

V

P

VCC
COM
I N

I N

I N

VFO
CFOD
CSC
I N
VCC
VB
VS
I N
VCC
VB
VS
I N
VCC
VB
VS

R211

R212

R213

R214

R215

R216

R217

 0.15

<1W>

  x 7

C218  0.1  <HCP>

C209     0.1  <F>

C210     0.1  <F>

C21

1     0.1  <F>

C212     0.1  <F>

C221     0.1  <F>

C222     1.0  <B>

D203     ZP1027

C220     47 / 35V

+

5V

2

1

3

2
3

1

+

-

D301

DAN217U

C320

0.15

<EC

     QB>

R327

22K

(1%)

C311

1000P

<B>

  D302

RB751V

R331

47K (1%)

R328

1.0K (1%)

R329  47K  (1%)

U V W

R305

R306

R304

R303

R302

R301

195K

<RN-1/2W> x 6

R308  195K <RN-1/2W>

R307  195K <RN-1/2W>

  I C60

TA7805

I

O

G

1

2

3

+

C62

100/

16V

+

C60

220/

16V

15V

+

C63

100/

35V

R60

10K

+

C61

470/

25V

D60  D2FL20U

D61  D1FL20U

D62

D1FL20U

C64  0.1  <F>

-12V

   T60

JPZ200

10

12

13

15

16

9

8

7

6

3

2

1

C67

100/

35V

+

D64 - D67

D1FL20U x 4

C66

0.1

<F>

C68

0.1

<F>

D63

D1FL20U

C65

220/

35V

+

POW_GND

R51  220K

        <2W>

R52  1.0K

<RS-3W>

C51  20P

<B>

Q50

2SC4236

 R53

 100

<1W>

    C52

   0.047

<ECQB>

1

2

3

D51

RD5.6ES

<B2>

+

R54

330

<1/4W>

C53

100/

16V

R50  2.4

<1/2W>

D52 D1FL20U

     D50 D1FL20U

D107

RB751V

R119

 10K

 (1%)

 

R164

22K

C111

4700P

<B>

R117

22K

(1%)

R118

10K (1%)

      R116

15K (1%)

-

+

1

2
3

R126

100K

(1%)

I C103-1 uPC324

R127  10K  (1%)

R128  10K  (1%)

R129  100K  (1%)

C113

2700P

<B>

3

3

1

1

2

2

R122

10K

     R123

10K (1%)

 C121

   47P

<CH>

R166 10K  (1%)

D1

15

DAN217U

D1

14

DAN217U

R333

10K

(1%)

C330

1000P

<B>

R337

100K

(1%)

R335 - R336

10K (1%) x 2

R338

4.7K

(1%)

R340

10K

(1%)

C339

 0.01

 <F>

I C302-1

LM2903

R334

10K (1%)

            Q300

DTC114EUA

3

1

2

R339 10K (1%)

I PM-CR / 9P

POW_GND

C215 C216 C217

C206 C207 C208

2200P <B>  x 6

R203  330K

C205  0.1  <F>

C204  47/35V

+

R202  330K

C203  0.1  <F>

C202  47/35V

+

R201  330K

C201  0.1  <F>

C200  47/35V

+

D202 U1JU44

D201 U1JU44

D200 U1JU44

FLASH

WRITING

RESET

( INTLLIGENT

  POWER MODULE )

AOY9LFBC

AOY12LFBC

JM101

TEST

JM103

JM102

JM101

TEST

JM103

JM102

Model Changing

I C102_P

ASS CON

I C104_P

ASS CON

I C105_P

ASS CON

I C300_P

ASS CON

I C103_P

ASS CON

2005.01.31

6

 CONTROLLER PCB ASSY

AOH9LFBC   : K04DT-0400HUE-C1

AOH12LFBC : K04DT-0401HUE-C1

 CONTROLLER PCB ASSY

AOH9LFBC   : K04DT-0400HUE-C1

AOH12LFBC : K04DT-0401HUE-C1

Models : AOH9LFBC

AOH12LFBC

OUTDOOR PCB CIRCUIT DIAGRAM

Summary of Contents for AOH12LFBC

Page 1: ...FRIGERANT SYSTEM DIAGRAM 3 CIRCUIT DIAGRAM 4 ERROR CONTENTS 5 INDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM 6 OUTDOOR PRINTED CIRCUIT BOARD CIRCUIT DIAGRAM 7 DISASSEMBLY ILLUSTRATION 9 PARTS LIST 12 14 STANDARD ACCESSORIES Models Indoor unit Outdoor unit ASH9LSBCW AOH9LFBC ASH12LSBCW AOH12LFBC ...

Page 2: ...AIR CIRCULATION Hi m hr 3 C 635 H 670 C 595 H 645 2 60 3 60 3 0 3 8 0 62 0 82 4 19 4 39 1 3 FAN MOTOR TYPE Hermetic type 4 pole 3 phase DC inverter motor Rotary DISCRIMINATION DA 89 X 1F 20F REFRIGERANT R410A g 1 050 950 POWER SOURCE V 230 HI SPEED r p m C 1 300 H 1 390 INDOOR UNIT MED SPEED r p m C 1 120 H 1 200 LO SPEED r p m C 950 H 1 000 QUIET r p m C 700 H 760 C 1 370 H 1 440 C 1 150 H 1 200 ...

Page 3: ...DIMENSIONS ASH12LSBCW AOH12LFBC Models ASH9LSBCW AOH9LFBC unit mm 275 2 000 215 790 2005 02 18 2 790 56 290 17 540 353 ...

Page 4: ...e Strainer Strainer 3 Way valve Muffler Muffler 4 Way valve Expansion valve Heat exchanger INDOOR Heat exchanger OUTDOOR AOH9LFBC 2Pass AOH12LFBC 4Pass Compressor Cooling Heating ASH12LSBCW AOH12LFBC Models ASH9LSBCW AOH9LFBC 2005 02 01 3 ...

Page 5: ...4 Way Valve Assy PCB MAIN Power Relay Compressor Thermistor pipe temp Test Thermistor pipe Thermistor Discharge Pipe Thermistor outdoor temp Display Board Controller PCB Power 102 C Thermal Fuse 1 2 3 4 5 6 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 4 5 1 2 3 4 5 1 2 3 1 2 3 1 2 3 4 1 2 3 4 1 2 3 4 5 6 1 2 3 4 5 1 2 3 4 5 1 2 1 2 1 2 3 4 5 1 2 3 4 5 6 7 1 2 3 4 5 6 1 2 3 4 5 6 1 2 2 1 2 1 3 4 5 6 7 8 9 10 11 1...

Page 6: ...WHITE 5V 5V I C201 GP 1UM261RK R201 47 1 4W C202 47 10V D208 SLR 325 ORG D205 SLR 325 GRN D204 SLR 325 GRN D201 SLR 325 RED C201 0 1 F INDICATOR PCB K02CB 0300HSD D0 CN5 2P SCN CN4 2P SAN ROOM TEMPERATURE THERMISTOR PIPE TEMPERATURE THERMISTOR CN4 1 BLACK CN4 2 BLACK CN5 2 GRAY CN5 1 GRAY uPD780024ASGB X52 8ET A I C 1 C23 1000P R Q4 DTC124EUA 5V R21 10K 1 8W R20 1 0K 1 8W R24 330 1 8W 5V 15V I C9 ...

Page 7: ...I C103 2 uPC324 C117 1000P B 5V R162 68K 1 R160 68K 1 2 3 1 7 6 1 5V 5V R112 10K 1 5V 5V EXPANSION VALVE M CN40 B6B XARK 1 A RED CN71 B04B PASK 1 WHITE DISCHARGE TEMPERATURE THERMISTOR PIPE TEMPERATURE THERMISTOR OUTDOOR TEMPERATURE THERMISTOR 4 WAY VALVE SERIAL EARTH UL1015 AWG16 GREEN UL1015 AWG14 WHITE UL1015 AWG20 RED L N W201 UL1015 AWG14 BLACK F201 20A 250V UL1015 AWG14 BLACK POWER SOURCE 23...

Page 8: ...tection value is open when AC plug is inserted thermistor 2 times blinking thermistor open blinking 2 times error Releases when value becomes normal Pipe thermistor 0 1sec 0 5sec Thermistor detection value is open or short when AC plug is inserted open or short blinking 3 times Releases when value becomes normal Outdoor unit 0 5sec 0 1sec Discharge thermistor 0 1sec 0 5sec Thermistor detection val...

Page 9: ...1sec Discharge temperature abnormal 0 1sec 0 5sec Discharge Temperature protection Discharge temperature is 110degC operated 2 times Permanent stop cycle error 7 times blinking blinking 2 times Cooling high pressure abnormal rise 0 1sec 0 5sec High pressure rise protection Outdoor heat exchanger temperature is 65degC operated Comp OFF releases after 3min ST Error is indicated while 3 min ST blinki...

Page 10: ...DISASSEMBLY ILLUSTRATION 51 53 2 3 1 6 7 1 4 5 5 ASH12LSBCW Models ASH9LSBCW 2005 01 31 9 ...

Page 11: ...188 32 24 30 29 20 31 23 43 46 48 236 37 26 28 52 36 42 39 33 21 38 27 61 1 61 2 32 ASH12LSBCW Models ASH9LSBCW 2005 01 31 10 ...

Page 12: ...AOH12LFBC Models AOH9LFBC 2005 01 31 11 11 26 27 37 38 29 42 45 5 16 17 25 18 19 32 12 23 10 7 15 2 1 13 14 40 9 36 39 24 8 41 46 42 4 3 21 22 43 ...

Page 13: ...06755010 9313130107 9313131067 20 Gear A 9309994003 21 Casing Assy 9312112081 23 Cover Casing B 9311916017 9309994003 9312112081 9311916017 9307836015 26 Clamp Motor 9310102008 27 Shaft Holder C Assy 9306628017 28 Drain Hose Assy 9310357019 9310102008 9306628017 9310357019 29 Drain Cap Assy 9304150008 30 Wire Clamper 9311946014 31 Box Switch 9309996014 32 Cover Switch 9311863014 33 Evaporator Tota...

Page 14: ...3 Thermistor Outdoor Temp 45 Solenoid 46 Condenser Total Assy 9314032011 0501454012 0600382018 313714262805 313728262708 9300089012 9306489038 9307271014 9309913011 9310229026 9310979013 9312680016 9312972029 9313452018 9313806026 9313807016 9313808013 9313990015 9313815011 9313941017 9313987015 9313989026 9313992019 9313995027 9314022012 9314093012 9314278013 9314507014 9314554018 9314557019 9601...

Page 15: ...010 9308846099 0600185534 0700076046 9310519004 9312153015 9311925033 Remote control unit Battery penlight Cloth tape Tapping screw big Wall hook bracket STANDARD ACCESSORIES 9306602017 Tapping screw small 3 x 12 4 x 25 0700019036 Air cleaning filter Air cleaning filter frame 2005 02 01 14 ...

Page 16: ...0501G2743 ...

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