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4) Circuit and wiring diagram

25

GN

PK

BL

LAMP

BL

BL

YW

WH

70+/-5˚C

Fuse cemoperture

Defost heater GR

OR

Door Switch

1

2 3

R-SENSOR

Q-SENSOR

F-SENSOR

IC2

R13
20K F

R5

21K F

C17
1000

µ

F

D21
1N4002

A4

NOK

D17

VAR

CN6

SN

CN5

BL

Q-LCD

1.2K

D15

D13

D13

FUSE
AC220V 3A

FAN RELAT.
RELAY 2

COMP RELAY
RELAY 1

C2
1000

µ

F

XTR RELAY
RELAY 3

WH

GN

BL

VT

PK

GN

YW

GR VT

GR

BL

BL

R17

10K

CN

10

µ

F

R15

51

C13
0.5

µ

F

C12
10

µ

F

R1
1K

20K F

R14

20K F

IC5

7

4

R10

54.2K F

1K

Q1

C5

0.33

µ

F

R1

23K F

C6

0.01

µ

F

WH

CN4

BL

OR

CN3

B

Grey : Gr
Green : GN
Yellow : YW
White : WH
Brown : BR
Black : BL
Orange : OR
Violet : VT
Pink : PK
Red : Re

C13

D23

GN

WH

A(3V CND)

D07
1N4002

Q01

C07

10

µ

F

C04

0.01

µ

F

D04
1N4002

CN2

C7.4V

8

R07
10K

R010
100K

R013

200 F

GR

VT

BL

YW

OR

RE

BL

BL

COMP

D-MTR

COMP

D-LED

12V

Q02

Q03 3V CND

P 01

C03

IC04

C04

C05

R03 100

R02 100

R01 100

R027 10K

R04 10K

0.01

µ

F

C02

0.33

µ

F

C01

D01
1N4002

R04
10K

R012

76.3F

20K F

R021

(3.00V)

(1.81V)

(3.42V)

(3.04V)

(2.75V)

(2V~112V)

R052 IC2

TL3

R20

42.2K F

R13

3.3K F

R024

13K F

Q07

Q06

Q05

Q04

R042

28.7K F

R024

6.3K F

R04

22.4K F

VR

100K

R050

12.2K F

R055

1.2K F

R053

1.2K F

R022
7.15K F

R02
20K F

R017
20K F

R017
20K F

R054
4.7K

LED 03

LED 01

R043

R043

0.01

µ

F

C07

DEFROST TME CHAHCE
OPE SM
SHORT : XCH

R013

200 F

C04
F

IC05

2

1

3

4

10

C10

10

µ

F

R21

3.2K F

15

14

9

14

13

R13

51

R20 W

5Y

D05

SW

SW 01 TEP.C

SW 03QF

SW 04KC

R0.47

10K

R045

10K

C014
10

µ

F

C013
10

µ

F

C016

C014

C017

C015

RC26

10K

RC45

10K

CON
20PF

RC

D04

CO20
10

µ

F

R0.16

R0.15

R0.32

R0.31

R0.30

R0.27

C210
17

µ

F

R05
10K

R04

R07 10K

10K

C022

10K

10K

10K

10K

10K

10K

D-SENSOR

3

4

25

27

26

25

30

31

32

33

34

35

36

37

34

39

40

41

2

1

47

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

10

15

7

2

13

14

6

3

R054
10K

R051
470

R037
10K

R033
10K

R034
10K

R041
10K

R040
10K

R034
10K

R034
10K

R044
10K

R045
10K

R044
10K

R043
10K

R051
4.7K

R034

10K

R057

10K

CUSTOM LED

D2 D3 D4

R060

348 C05

C04

8

7

6

5

D02

F-SENSOR

12Y IC3

R2

4.7K

R3

4.7K

R4

4.7K

D22

N4002
N4002

C2

0.01

µ

F

C9

0.33

µ

F

C4

0.33

µ

F

10

µ

F

1N4002

Q10

1N4002

D4
D3

D7
D4

1N4002

IC5

C1

D11

1N4002

CN1

D1
1N4002

C15
0.33

µ

F

C14
0.01

µ

F

R22

1/2W 7.5

201 3V

AC220V 1.5A

1N4002

1000

µ

F

D5
D6

D1
D2
1N4002

FUSE

FUSE

AC220V 1.5A

D12
1N4002

C3

COMP

P-RELAY

BLACK

BL

BL

BL

13A

POWER CORD

+

+

+

+

+

+

+

+

+

+

+

+

+

+

+

+

+

+

+

5

10

9

11

12

1

A

2

4

3

2

1

7

8

7808

7812

7812

78L08

6

7.8Y

4Y

C

IC3

7805

F/M

2

3

4

4

5

R41

R40

R50

R51

K01

K02

K03

TEST

IN

XOUT

RESET

R30

R31

R32

R33

R30

R21

R12

VASS

VAREF

YDD

R20

R22

R23

R22

5

6

7

3

1

2

4

G

F

Quick

E

D

C

B

A

TEMP

B7

H

B6

COL CH1

BTC

Time

Temp

M

H

B5

B4

B3

B2

CHECK

F-Temp

11

7.4V

10

12

13

14

15

16

R21

R20

R13

R12

R11

R10

R71

R70

R43

R41

R40

R53

R52

R51

R50

R43

R42

R023

20K F

SYMBOL VOLTAGE

D

I

D
V

I

D
E
D

5.0V

5.4V

7.2V

12.0V

12.8V

14V

14V

TMP47C440AN-P704

IC03

IC02

042308AP

TD62504AP

S8504

IC 1

Summary of Contents for FR-490M

Page 1: ...Service Manual Refrigerator Model FR 490M FR 490P DAEWOO ELECTRONICS CO LTD S M No FR490P0010 ...

Page 2: ... 2 3 Wire diagram 3 4 Name of parts 4 5 Air flow diagram 5 6 Refrigerant cycle diagram 6 7 Machine room view and part list 7 8 Main components 8 9 Door color specification 11 10 Exploded view and parts list 16 11 Electronic function 20 ...

Page 3: ...n Refrigeration System Air Forced Convection Defrost System Fin Evaporator Forced Defrost Operation Automatic Start Stop Cold Control Adjustable Dial Adjustable Button Capacity Freezer 111 111 Refrigerator 299 299 Total 410 410 External Dimension Height 1771mm 1771mm Width 750mm 750mm Depth 642mm 642mm Net Weight 76Kg 76Kg ...

Page 4: ...AL VIEW 1 FR 490M 740 16 116 1070 1771 569 6 10 24 510 5 1020 5 140 60 24 692 24 750 740 7 5 750 1356 5 580 2 2 FR 490P 740 16 116 1070 1771 569 6 10 24 510 5 1020 5 140 60 24 692 24 750 740 7 5 750 1356 5 580 ...

Page 5: ...RAY HTR GLASS WHITE RD PINK FM LAMP LAMP YELLOW BLUE P RELAY DOOR SWITCH 2 1 3 1 FR 490M PLUG G YW L BLUE BK BK WH TEMP FUSE WH BL THERMOSTAT YW WH BL DEFROST TIMER 3 1 2 4 BR WH M DEFROST HEATER BI METAL YW LAMP FAN MOTOR RD RD YW YW BR PK RD BK BL 2 3 1 DOOR S W COMPRESSOR A M PTC P RELAY OL RD RED BR BROWN WH WHITE PK PINK BK BLACK YW YELLOW BL BULE GY GRAY WH BL WHITE WITH BLUE STRIPE ...

Page 6: ... Foot 12 Freezer Pocket 13 Egg Pocket 14 Egg Tray 15 Refrigerator Pocket SM 16 Refrigerator Pocket Medium 17 Refrigerator Pocket BG 18 Super Deodorant Option 2 FR 490P 2 1 3 4 6 7 8 15 16 14 17 12 13 11 10 9 5 1 Freezer Shelf 2 Case Icing 3 Case Ice 4 Case Child 5 Shelf Refrigerator 6 Refrigerator Temperature Control 7 Crisper Cover 8 Crisper 9 Adjustable Foot 10 Front Grille 11 Freezer Door Pocke...

Page 7: ...is in the middle When storing margarine or cheese for one or two weeks make use of the refrigerator shelf Crisper Suitable in storing fruits or vegetable Wrapping can prevent from dryness Freezer room Do not put any bottle such as beer or beverage because it can be frozen and broken Refrigerating room This model is multi flow type which flows out cold air from each shelf space The hot air after ma...

Page 8: ... ACCUM HOT PIPE DRYER COMP AUX HOT PIPE AUX HOT PIPE BACK PLATE PIPE C O M P R E S S O R A U X I C O N P I P E H O T P I P E A U X I H O T P I P E B A C K P L A T E P I P E D R Y E R C A P I T U B E E V A P O R A T O R A C C U M U L A T O R S U C P I P E COOLING PIPE ...

Page 9: ...CON SUC 17 CABLE CLAMP 2 ABSORBER 10 PIPE COOLING CON AUX 18 STARTING CAPACITOR 3 BOLT COMP FIXTURE 11 PIPE COOLING A 19 POWER CORD 4 FIXTURE COMP WASHER 12 PIPE CON P A 20 ABSORBER PIPE 5 PLATE AUX CON AS 13 SCREW MACHINE 21 VIBRATIONPROOF MASS B 6 CASTER PIN 14 DRAIN HOSE B AS 22 SWITCH P RELAY AS 7 CASTER 15 TAPE OPP 23 RELAY BAND 8 DRYER 16 CEC COVER ...

Page 10: ...BYY 52 730RFBYY 52 197SHBYY 52 213THBYY 52 Part code X 3018105720 3018109530 3018105031 3018105021 3018109700 3018105061 Refrigerant R134a Voltage 100V 50 60Hz 110V 60Hz 115 120V 60Hz 127V 60Hz 220V 50Hz 220V 60Hz 230V 50Hz 240V 50Hz Relay model X 783SHBZZ 52 X 276THBYY 52 X 276THBYY 52 Part code X 3018105720 X 3018105031 X 3018109510 3018105031 Refrigerant R12 Voltage 100V 50 60Hz 110V 60Hz 115 1...

Page 11: ...Refrigerant R12 R134a Voltage 100V 50 60Hz 110V 60Hz 115 120V 60Hz 127V 60Hz 220V 50Hz 220V 60Hz 230V 50Hz 240V 50Hz Spec X TMDEX09UA1 TMDEX09UC1 Part code X 3018101200 3018100300 Refrigerant R12 R134a Voltage 100V 50 60Hz 110V 60Hz 115 120V 60Hz 127V 60Hz 220V 50Hz 220V 60Hz 230V 50Hz 240V 50Hz Spec X 10W 13W Part code X 4019S15200 400EL20111 Refrigerant R12 R134a Voltage 100V 50 60Hz 110V 60Hz 1...

Page 12: ...THER COUNTRY 3 4006D17101 KP 30 FOR AMERICA 4 401PD17101 KP 211 FOR JAPAN TAIWAN 5 3011300801 BP 3PIN 6 3011303010 267 FOR CHILE 7 3011315310 FOR ISRAEL 8 3011303050 BS 1363A FOR U K MIDDLE ASIA SINGAPORE MALAYSIA 9 3011301200 KP 551 550 FOR CHINA AUSTRALIA Upper power cord s part code is only for lead wire without any kinds of terminal or housing ...

Page 13: ... Part code X PFDT1UF090 X X X PFDT1UJ095 X X Refrigerant R12 R134a Color type Dull lamina High glossy Normal PCM High glossy Dull lamina High glossy Normal PCM High glossy sheet lamina sheet bright PCM sheet lamina sheet bright PCM Part code X PFDT1UJ170 X X X PFDT1UJ175 X X Refrigerant R12 R134a Color type Dull lamina High glossy Normal PCM High glossy Dull lamina High glossy Normal PCM High glos...

Page 14: ...BLE 1 PCM type NO COLOR CHIP COLOR NAME 1 P WITH WH069 2 94 L GRAY GY158 3 95 L GRAY GY259 4 94 M GRAY GY331 5 95 M GRAY GY335 6 97 M GRAY GY267 7 M D GRAY GY750 8 N BLUE BL718 9 MINT GREEN GN206 10 97 BEIGE BE215 ...

Page 15: ... sheet type NO COLOR CHIP COLOR NAME 1 P WITH WH069 2 94 L GRAY GY158 3 95 L GRAY GY259 4 94 M GRAY GY331 5 95 M GRAY GY335 6 97 M GRAY GY267 7 M D GRAY GY750 8 N BLUE BL718 9 MINT GREEN GN206 10 S GOLD 11 G GREEN ...

Page 16: ...10 EXPLODED VIEW AND PARTS LIST 14 1 FR 490M 1 Exploded view ...

Page 17: ...AS 1 REFER TO 8 17 4019H09030 SPECIAL WASHER SWRH 4 18 4017Z40622 FOOT F ASS 2 19 4017Z40192 ADJ FOOT AS PP 2 20 4012900630 HINGE M AS ZN DC 2 1 21 3016000220 SPECIAL SCREW M6X16 SWCH22A 2 22 MOTOR SHADED AS 1 RFER TO 9 23 4017Z08430 ABSORBER MOTR EPR B3 H40 1 24 4017Z86412 FAN MOTOR COVR A HIPS 1 25 4017Z32244 COVER MOTR B HIPS 1 26 4017Z32233 COVER MOTR C HIPS 1 27 4004Q10060 FIXTURE FAN STS 1 2...

Page 18: ...2 LOUVER F INSU AS 1 54 4010G74012 LOUVER F HIPS 1 55 ASSY URT U DOOR 1 REFER TO 11 OPTION 56 4010G37017 LINER R DR ABS 1 4X785X1105 1 57 4010G47204 GASKET R DR AS 1 58 3012900401 HINGE U AS MF ZN5 C 1 59 3016000600 SPECIAL SCREW M6X20 4 60 30100A0271 COVER V CASE AS 1 61 4010G30621 CASE EGG GPS 2 62 4010G30611 POCKET EGG HIPS 2 63 4010G30640 POCKET BOTL HIPS 2 64 3011108900 CASE CHILD GPS 1 65 30...

Page 19: ...17 2 FR 490P 1 Exploded view ...

Page 20: ...1 REFER TO 8 17 TRANS POWER 1 REFER TO 9 18 SWITCH P RELAY AS 1 REFER TO 8 19 4019H09030 SPECIAL WASHER SWRH 4 20 4017Z40622 FOOT F ASS 2 21 4017Z40192 ADJ FOOT AS PP 2 22 3012900630 HINGE M AS ZN DC 2 1 23 3016000220 SPECIAL SCREW M6X16 SWCH 22A 2 24 MOTOR SHADED AS 1 REFER TO 9 25 4017Z08430 ABSORBER MOTR EPR B3 H40 1 26 4017Z86412 FAN MOTOR COVER A HIPS 1 27 4017Z32244 COVER MOTR B HIPS 1 28 40...

Page 21: ...5MICRO 3 57 4010G51455 COVER T HI PP 42 1 58 4010G74202 LOUVER F INSU AS 1 59 4017Z29010 BRACKET F SENS SPCC 1 60 4010G74012 LOUVER F HIPS 41C 1 61 ASSY URT U DOOR 1 REFER TO 11 OPTION 62 4010G37017 LINER R DR ABS 1 4 785 1105 1 63 4010G47204 GASKET R DR AS 1 64 3012900401 HINGE U AS MF ZN5 C 1 65 3016000600 SPECIAL SCREW M6 20 4 66 30100A0271 COVER V CASE AS 1 67 4010G30621 CASE EGG GPS 2 68 4010...

Page 22: ...op economic freezing mode push the freezer temp control or economic freezing button again Quick freezing is on for 90 min by pushing the quick freezing button If stop the quick freezing mode push the quick freezing button again The warm normal cold LEDS in monitor are displayed according to freezer temperature control button pushed 1 Push time set button once Adjust the hour with time adjuster 2 P...

Page 23: ... on or Fan delay it performs quick freezing just after finishing defrosting 1 When the power of refrigerator is on the normal temperature is automatically set 2 It is adjusted 3 steps by freezer temperature button 3 The WARM NORMAL COLD LEDs in monitor are displayed according to freezer temperature control button pushed 4 In 5 seconds after pushing the monitor display the current time 5 The F sens...

Page 24: ... with the time adjuster It can be set from 0 to 12 3 When you push the time set button again the 00 min will blink then set min by turning the time adjuster It can be set from 00 to 59 1 When the accumulating time of the COMP operation is 8 hours the defrost mode is started 2 If the D sensor senses below 0 C at initial power on then the defrost mode is started 3 The compressor must continuously ru...

Page 25: ...ept Pre cool step 3 The others are same as defrost mode 1 The refrigerator can check of the sensors such as open short and the defect of disconnections 2 The checktime of the sensor defect is after initial power on before the defrost mode 3 When the sensor defect is checked the NG LED is on and the error message is displayed according to the kinds of defects 4 When the sensor defect occurs all fun...

Page 26: ...haracteristics of diode D02 D04 are good or not The resistance value of R6 is the same as standard value or not The voltage of port 4 in micom is lower than 0 2V or not The connection state of connector C3 in M PCB is good or not The characteristics of diode D03 D05 are good or not The voltage of port 4 in micom is lower than 0 2V or not The connection state of connector C3 in M PCB is good or not...

Page 27: ...K F 15 14 9 14 13 R13 51 R20 W 5Y D05 SW SW 01 TEP C SW 03QF SW 04KC R0 47 10K R045 10K C014 10µF C013 10µF C016 C014 C017 C015 RC26 10K RC45 10K CON 20PF RC D04 CO20 10µF R0 16 R0 15 R0 32 R0 31 R0 30 R0 27 C210 17µF R05 10K R04 R07 10K 10K C022 10K 10K 10K 10K 10K 10K D SENSOR 3 4 25 27 26 25 30 31 32 33 34 35 36 37 34 39 40 41 2 1 47 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 10 15 7 2 1...

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