Sharp R-530EK-T Manual de usuario

PRECAUTIONS TO BE OBSERVED BEFORE AND

DURING SERVICING TO AVOID POSSIBLE EXPO-

SURE TO EXCESSIVE MICROWAVE ENERGY

CHAPTER 1. WARNING TO SERVICE PERSONNEL

CHAPTER 2. MICROWAVE MEASUREMENT PRO-

CEDURE

CHAPTER 3. FOREWORD AND WARNING

CHAPTER 4. PRODUCT DESCRIPTION

CHAPTER 5. GENERAL INFORMATION

CHAPTER 6. OPERATION

CHAPTER 7. TROUBLESHOOTING GUIDE

CHAPTER 8. TEST PROCEDURES

CHAPTER 9. TOUCH CONTROL PANEL ASSEMBLY

CHAPTER 10. PRECAUTIONS FOR USING LEAD-

FREE SOLDER

CHAPTER 11. COMPONENT REPLACEMENT AND

ADJUSTMENT PROCEDURE

CHAPTER 12. CIRCUIT DIAGRAMS

Parts List

SX705R530EPW/

MICROWAVE OVEN

R-530EK-T

R-530EW-T

R-530ES-T

SERVICE MANUAL

R530EW

MODELS

CONTENTS

This document has been published to be used for

after sales service only.

The contents are subject to change without notice.

TopPage

In the interest of user-safety the oven should be restored to its original condition and only parts identical to those

specified should be used.

WARNING TO SERVICE PERSONNEL: Microwave ovens contain circuitry capable of producing very high

voltage and current, contact with following parts may result in a severe, possibly fatal, electrical shock.

(High Voltage Capacitor, High Voltage Power Transformer, Magnetron, High Voltage Rectifier Assembly,

High Voltage Harness etc..)

R-530EW-T

R-530ES-T

R530EWT

12 – 1

R530EWT Service Manual

CHAPTER 12. CIRCUIT DIAGRAMS

[1] Pictorial Diagram

Figure S-1. Pictorial Diagram

HIGH

VOLTAGE

CAPACITOR

H.V. RECTIFIER

HIGH VOLTAGE COMPONENTS

OVEN LAMP

MAGNETRON

COM.

MONITOR

SWITCH

N.C.

SECONDARY

INTERLOCK

SWITCH

TURNTABLE

MOTOR

POWER

TRANSFORMER

COM.

BLU

RED

GRY

ORG

WHT

ORG

WHT

BRN

BLU

RED

BLU

BLK

MAGNETRON TEMP FUSE

CAVITY TEMP FUSE

FAN MOTOR

RED

BLK

GRY

ORG

BLU

WHT

WHT POWER SUPPLY

CORD 120V 60Hz

NOTE:

The neutral (WHT) wire must be connected to the

terminal with "N" mark on the power supply cord.

BLK

WHT

GRY

HNNOTE:

The grounding conductor of

the power supply cord has

been grounded by power

supply cord fixing screw.

The screw must always be

kept tight.

COM.

N.O.

DOOR

SENSING

SWITCH PNK

GRN

to Oven cavity

GRN

PNK

GRN

CN-B

WHT

CN-A

BRN

GRY

RED

WHT

BLK

GRY

WHT

SOURCE

LOAD

SOURCE

WHT

BLK AH SENSOR

RED

WHT

CN-F

NOTE: Connect the GRY wire leads to the

cabinet side terminal of the power

transformer to avoid an operation

error of AH sensor.

CN-B

RY2

RY1

PRIMARY

INTERLOCK

RELAY

CN-A

CONTROL PANEL

(LSI UNIT)

(POWER UNIT)

CN-F

CN-C

CN-G

R530EWT

12 – 2

[2] Power Unit Circuit

Figure S-2. Power Unit Circuit

CN-A

R4 27

4D1

VRS1

(J1)

D7D8

1SS270A1SS270A

10G471K

C1 0.1μ/50v

C3 0.1μ/50v

ZD1

HZ16-1

C5 10μ/35v

C2 1000μ/35v

C4 10μ/35v

R1 2.4k

1SS270A1SS270A

D1-D4

1N4002L

D6 R5 4.7k

R2 680 1/2w

R3 510 1/2w

R6 3.3k

Q2 2SB1238

SP1 PKM22EPT

Q1 2SB1238

RY1

RY2

Q3 KRC243M

CN-C

12PIN LEAD

WIRE HARNESS

LED

GND

INT

BUZZER

MICRO

DOOR

SENSING

SWITCH

OVEN LAMP

TURNTABLE

MOTOR

FAN MOTOR

MICRO

DOOR

SENSING

SWITCH

OVEN LAMP

TURNTABLE

MOTOR

FAN MOTOR

C10

C11

C12

R530EWT

12 – 3

[3] LSI Unit Circuit

Figure S-3. LSI Unit Circuit

C-10

C-9

C-1

C-8

C-12

F-1

F-2

F-3

G1 G2 G3 G4 G5 G6 G7 G8

G10

G11

G12

G13

G14

C-11

C-3

C-4

C-2

CN-C

GND

INT

LED

OVEN LAMP

TURNTABLE

MOTOR

FAN MOTOR

BUZZERR

MICRO

DOOR

SENSING

SWITCH

AH SENSOR

NOTE : IF NOT SPECIFIED 1/10W ±5%

CN-F

D20

CN-G

Q20

DTA143EAK

Q30

DTA143EAK

R90

330 1w

IC-2

BA4558

CF1

CST4.00MGW

IC-1

7237

144 109

108

R94

4.7k

R69 15k

R97

15k

R41 15k

R92 1.8kF R93 360kF

R91

3.32kD

R96

3.57kD

R40

4.7k

R74 270k

R95

15k

Q21

DTA123JKA

D90

Q11

DTA143EAK

LD10LD11LD12LD13

LD15LD14

C10 47 μ/16v

C11 0.1 μ/50v

C90 0.1 μ/50v

C91 0.1 μ/50v

C40 0.01 μ/25v

C60 330p/50v

C20

0.1 μ/50v

C13 0.01μ/25v

AIN0

AIN1

AIN2

AIN3

C14 0.01μ/25v

C15

0.1μ/50v

VL4

VL3

VL2

P44

P45

P20

P07 P06 P05 P04 P03 P02 P01 P00

P17

P16

P15

P14

AIN7

AIN6

AIN5AIN4

P21 P22 P23 P24

CNTRO

VL1

C16

0.1μ/50v

C17

0.1μ/50v

C18

0.1μ/50v

R12 15k

(J11) 4.7k (J10)

(J12)

(J14)

(J16)

(J13) 4.7k

(J15) 4.7k

(J17) 4.7k

R11 15k

R10 1k

R15

4.7k

R16

4.7k

R17

R18

4.7k

R98

620k

R99

300k

R100

150kF

R101

75kF

R102

37.4kF

R19

4.7k

C12

0.1 μ/50v

C92

0.01μ/25v

C93

0.01μ/25v

ZD10

UDZ4.3B

Q10

2SA1037AK

Fresh

vegetables

Beverage

Center

Breakfast Lunch

Popcorn

Snacks

From the

Pantry

Start

Touch On

Fish

Seafood

Power

Level

Keep

Warm

Plus

Minute

Recipes

Defrost

Center

Custom

Help

Baked

potatoes

Sensor

reheat

Minute

Plus

Vegetables

Rice

Poultry

Ground

meat

Entrees

Timer

Clock

Stop

Clear

C61 330p/50v

C62 330p/50v

C63 330p/50v

C64 330p/50v

C65 330p/50v

R75 270k

R60 15k

R61 15k

R62 15k

R63 15k

R64 15k

R65 15k

R66 15k

R67 15k

R76 270k

R77 270k

R78 270k

R79 270k

R70 15k

R71 15k

R72 15k

R73 15k

R68 15k

C-6

C-5

C-7

COM14

COM15

COM5

COM6

COM16

COM15

COM14

COM13

COM12

COM11

COM10

COM9

SEG40

SEG39

SEG38

SEG37

SEG36

SEG35

SEG34

SEG33

SEG32

SEG31

SEG30

SEG29

SEG28

SEG27

SEG26

SEG25

SEG24

SEG23

SEG22

SEG21

SEG20

SEG19

SEG18

SEG17

SEG16

SEG15

SEG14

SEG13

SEG12

SEG11

SEG10

SEG9

SEG8

SEG7

SEG6

SEG5

SEG4

SEG3

SEG2

SEG1

COM1

COM2

COM3

COM4

COM5

COM6

COM7

COM8

COM0

COM5

COM15

COM8

SEG34

SEG39

P05

P04

P03

P02

P01

P00

P17

P16

P15

P14

AIN7

AIN6

AIN5

AIN4

RESET

XCOUT

XCIN

VCC

OSCSEL

XOUT

VSS

XIN

AIN3

AIN2

AIN1

AIN0

COM8

COM9

COM10

COM11

COM12

COM13

COM7

SEG0

SEG1

SEG2

SEG3

SEG4

SEG5

SEG6

SEG7

SEG8

SEG9

SEG10

SEG11

SEG12

SEG13

SEG14

SEG15

SEG16

SEG17

SEG18

SEG19

SEG20

SEG21

SEG22

SEG23

SEG24

SEG25

SEG26

SEG27

SEG28

SEG29

SEG30

SEG31

SEG32

SEG33

COM4

COM3

COM2

COM1

COM0

VL1

VL2

VL3

VL4

VL5

VLIN

VREG

VSS

P27

P26

P25

P24

P23

P22

P21

P20

P47

P46

P45

P44

P43

CNTR0

P41

INT0

P07

P06

SEG67

SEG66

SEG65

SEG64

SEG63

SEG62

SEG61

SEG60

SEG59

SEG58

SEG57

SEG56

SEG55

SEG54

SEG53

SEG52

SEG51

SEG50

SEG49

SEG48

SEG47

SEG46

SEG45

SEG44

SEG43

SEG42

SEG41

SEG40

SEG39

SEG38

SEG37

SEG36

SEG35

SEG34

SENSORDEFROSTTURNTABLEOFFCOOK

HELP

R530EWT

12 – 4

[4] Printed Wiring Board of Power Unit

Figure S-4. Printed Wiring Board of Power Unit

WH-1

SH-B

SH-A

(J1)

(D10)

RY3

(CN-D)

ZD1

VRB

SP1

RY2

VRS1

OMIF

EQ1 B

RY1

TTM

(CN-C)

CN-C

CN - B

CN - A

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