LG Electronics M1004R, L8004RY4, HB8004RA4, HB8004RB4, M8004RY4 Schematic, Electronic Control

Page 20

20 Room Air Conditioner

CN-TELE

SMW200-03 (RD)

3 3

2 2

1 1

CN-TH2

SMW250-02

11

22

5V

C01T

0.1

50V

 

5V

 

 

 

C02T

Q03T

R01T

 

 

0.001

 

 

C104M

1K

Rx

11

 

D01T

 

C03T

 

12

Q04T

 

 

1N4148

0.001

 

 

 

A104M

25V

 

 

 

5V

 

 

 

 

Q01T

 

 

ROOM-TH

 

C104M

 

Tx

 

 

Q02T

 

 

 

 

A104M

 

 

 

 

 

 

 

10

 

J7

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R01A

 

 

 

 

CN-TH1

5V

 

 

 

 

20K

 

 

 

 

 

OSC01B

 

 

 

 

 

1

1

SMAW200-02

R04H

R02H

 

 

 

 

 

 

 

 

RT8.00MG

 

 

 

 

1

2

2

 

6.2K

12.1K

 

 

 

 

3

3.6V

 

1%

1%

R01B

C01A

+

 

 

 

 

 

 

 

C02A

 

2

 

 

 

 

 

1M

0.01

 

1uF

 

 

 

 

3

 

 

 

50V

 

10V

 

 

 

 

 

 

 

 

 

 

 

 

5V

5V

IC01A

S7136

Model

 

 

 

EEPROM

R04P

Auto Restart

 

 

O

 

X

 

 

 

 

 

Non Auto Restart

 

X

 

O

 

 

 

 

 

 

 

 

EEPROM

 

 

 

 

 

 

CAT93C46

 

 

 

R04P

1

A0

Vcc

8

R02P

 

5V

2

A1

WP

7

R03P

3

 

20K

20K

A2

SCL 6

 

 

 

 

Electronic Control

Schematic

Schematic Diagram

PIPE-TH

HVB

CN-HVB

SMW200-03(BL)

3

3

 

 

 

 

 

2

2

 

 

 

RY-COMP

4

 

 

 

1

1

 

 

 

 

 

 

 

 

12V

 

 

R21H

 

 

12.1K

 

 

1%

 

 

OR1H

 

9

10

7

 

11

6

R22H

12.1K

1%

OR2H

5V

R01P

20KCOMP

SYNC

5V

Option2Option1THPipe THRoomVArefVSSoutin/ResetTEST

OscOsc

22 21 20 19 18 17 16 15 14 13 12

23

 

11

24

 

10

R05P

Rx 10K

SDA

4 GND SDA 5

R04P

1K

SW2

SW1

S/V- 4WAY

FAN

MOTOR

CAPACITOR

 

1

1

 

 

 

 

 

 

 

 

 

 

 

RY-4WAY

5

 

 

CN-CONT

 

 

 

 

 

 

 

 

 

RY-LOW

 

 

2

2

 

 

J5

 

 

 

 

 

 

 

 

6

 

 

 

 

 

SMW200-03(YL)

 

 

 

 

 

 

 

 

 

 

 

 

7

 

3

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RY-MED

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RY-HI

 

9

 

3

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

2

 

CN-12V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SMW200-03(WH)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Model

RY-4WAY

J07

CN-4WAY

CN-TH2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cool Only

 

X

O

X

 

X

 

 

 

 

 

CN-4WAY

 

 

 

 

Heat Pump

 

O

X

O

 

O

 

 

 

 

 

 

YW396-03AV(YL)

 

 

RY-4WAY

 

 

 

 

 

 

 

 

 

3

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CN-MOTOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YW396-09AV

 

 

RY-HI

 

 

 

 

 

 

 

 

1

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RY-MED

 

 

 

 

 

 

 

 

 

3

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

5

 

 

 

 

RY-LOW

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

7

7

 

 

 

 

 

 

 

 

 

 

 

 

 

5V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

9

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

8

 

12

5

7

 

13

4

6

 

14

3

5

 

15

2

4

 

16

1

 

12V

9

8

 

 

IC01M

 

 

ULN2004A

5V

 

Vcc

 

C02L

+

 

Vout

 

 

220GND

10V

RECEIVER

BZ01E

PKM13EPY -4002

10

C05D +

4WAY

LOW

HVB

ION

MED

HI

Receiver

Buzzer

LED out3

R01L

1K

C01L

680pF

50V

R02E

20

R01E

1K

5V

C06D

25

 

9

26

 

8

 

 

 

27

MICOM

7

28

TMP87CH47U

6

 

 

 

 

295

304

313

322

331

34 35 36 37 38 39 40 41 42 43 44

LEDLEDLEDSLIDE -SEG-SEG-SEG-SEG out2out1out0KEY1KEY0SWVDDgfed

R12F

10K

5V

SCL

Digit4 (Scan4)

Digit3 (Scan3)

Digit2 (Scan2)

Digit1 (Scan1) Digit0 (Scan0)

SEG-a

SEG-b

SEG-c

R06P

10K

 

C01F

R01F

 

 

0.001

10K

 

 

C02F

R03F

 

 

0.001

10K

 

 

IC01G

 

 

 

ULN2004A

R01G

680

1

16

2

15

R02G

680

3

14

R03G

680

4

13

R04G

680

Q03G

A101S

FAN

SW01G

D01G

TIMER

SW04G

D04G

COOL

DEFROST

DRY/HEAT

5V

Q02G

 

 

 

 

 

A101S

 

 

 

Q01G

 

 

 

 

 

 

 

 

 

 

A101S

 

TEMP DOWN

 

ON/OFF

 

 

SW02G

 

SW03G

 

D02G

 

 

D03G

 

 

MODE

TEMP UP

 

 

SW05G

 

SW06G

 

D05G

 

 

D06G

 

 

 

10

 

5

 

Digit1

 

 

Digit0

 

3

a

a

 

 

a

b

 

 

9

 

 

 

 

 

 

 

 

 

8

c

f

b

f

b

 

 

 

 

 

 

d

 

 

 

 

FAN

2

11

220

10V

0.01

50V

5

12

R05G

680

TIMER

6

g

g

7

e

 

 

 

C

HERM

MAIN POWER

COMP

 

CN-PWR

 

 

12V

 

 

 

 

 

 

 

 

 

 

3

YW396-03AV

 

 

 

 

 

 

 

3

 

 

 

 

1

 

 

1

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C01J

 

 

 

 

CN-AC/DC

 

 

 

0.1/275V

 

 

 

 

 

 

 

R01J

 

 

 

 

51580-12

 

 

 

 

 

 

 

52045-1245

 

 

 

120 1/2W

 

 

 

 

STRAIGHT

 

 

 

ZNR01J

 

 

 

 

 

 

 

 

SVC271D-14A

POWER TRANS

 

 

 

 

12V

 

SVC271D-14A

 

 

 

 

 

 

1

7

D05D

 

O IC01D

 

O IC02D I

 

RY-COMP

 

D02D

 

 

I

 

G4A-1A-E-LG

 

 

D04D

 

7812

 

7805

 

 

 

4 D03D

+

C02D C03D +

 

 

 

2

C01D

C04D

 

FUSE

 

D02D~D05D

1000

 

0.1

1000

0.01

 

250VT3.15A

 

1N4004

35V

 

50V

16V

25V

 

 

 

 

12V

12

CN-AC/DC

51581-12(YEONHO)

52044-1245(MOLEX)

ANGLE

5V

C05D

0.01

25V

5V

6

11

R06G

680

7

10

R07G

680

8 9 12V

FAN

E/SAVER

4

f

e c

e c

1

g

d

d

 

88 SEGMENT

Page 19 Page 21
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Page 19 Page 21
Contents LG Room Air Conditioner Table of Contents Do not disassemble or modify products Safety PrecautionsDo not place the power cord near a heater Use the air conditioner on a single outlet circuit Plug in the power plug properlyDo not modify power cord length Do not clean the air conditioner with water Be cautious not to touch the sharp edges when installingEnsure that the outer case is not damaged by age or wear Do not block the inlet or outletOutside Dimensions DimensionsSymbols Used in this Manual Product Specifications Items ModelsHBLG8004RA4/B4 CL8000ER HBLG1004RInstallation Installation CheckHow to Secure the Drain Pipe Select the Best LocationHow to Install Window RequirementsOutside Locating Unit in WindowAttach L Bracket Install the Sash Seal and Sash Lock Secure the Guide PanelsFunction of Controls Precaution The Remote Control unit will notOperation Disassembly Mechanical PartsFront Grille CabinetAir Handling Parts Air Guide and Turbo FanFAN ShroudElectrical Parts Overload ProtectorCompressor CapacitorPower Cord MotorCapillary Tube Refrigerating CycleEvaporator Disassembly Pulling Vacuum Schematic Electronic ControlWiring Diagram Description QTY RemarksMain P.C.B Assembly Components LocationTroubleshooting Guide Piping SystemIneffective Cooling Troubleshooting GuideUnit runs but poor cooling Fails to Start Electrical Parts Troubleshooting Guide Possible TroubleCompressor does not operate Possible Trouble FAN does not operate Possible Trouble Function of Energy Saver does not operatePossible Trouble Remote controller does not operate Is the reset circuit OK? Select the desired Temp. to lower Number CN-AC/DC OK? YES Connect connector Complaint Cause Remedy Troubleshooting Guide Exploded View Replacement Parts List Replacement Parts List Description RemarkCL8000ER L1004R M1004RM8004RY4 L8004RY4 NO3828A20472A February
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