Sharp R-303CW Service manual

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SHARP R-303CW Supplemental Service Manual | Manualzz

R-303CW

SUPPLEMENTAL SERVICE MANUAL

S3905R303CPW/

COOK DEFOST

NO.

LBS.

CUPS.

OZ.

MINUTE

PLUS

INSTANT ACTION

TO ADJUST QUANTITY - TOUCH PAD AGAIN

Dinner

Plate

Casserole

Popcorn

Baked

Potatoes Beverage

Fresh

Vegetables

Frozen

Entress

Frozen

Vegetables

1 Ground Meat

2 Steaks/Chops

3 Chicken Pieces

1

4

2

5

7

Power

Level

Stop

Clear

8

0

Rolls/

Muffins

COMPU

DEFROST

3

6

9

Timer

Clock

START

MICROWAVE OVEN

MODEL

R-303CW

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..)

This is a supplemental Service Manual for Model R-303CW. This model is quite similar to base model R-308CW. Use this supplemental manual together with the Base Model Service Manual

(Refer No. is S1901R310CPW/) for complete operation, service information, etc..

TABLE OF CONTENTS

Page

PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO

AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY ................... INSIDE FRONT COVER

BEFORE SERVICING ...................................................................................................... INSIDE FRONT COVER

WARNING TO SERVICE PERSONNEL ................................................................................................................ 1

FOREWORD AND WARNING ............................................................................................................................... 2

PRODUCT SPECIFICATIONS .............................................................................................................................. 3

SCHEMATIC DIAGRAM ........................................................................................................................................ 4

TEST PROCEDURE .............................................................................................................................................. 5

POWER UNIT CIRCUIT ........................................................................................................................................ 7

CPU UNIT CIRCUIT .............................................................................................................................................. 8

PRINTED WIRING BOARD ................................................................................................................................... 9

PARTS LIST ........................................................................................................................................................ 10

PACKING AND ACCESSORIES ......................................................................................................................... 11

SHARP CORPORATION

This document has been published to be used for after sales service only.

The contents are subject to change without notice.

R-303CW

PRECAUTIONS TO BE OBSERVED BEFORE AND

DURING SERVICING TO AVOID POSSIBLE

EXPOSURE TO EXCESSIVE MICROWAVE

ENERGY

(a) Do not operate or allow the oven to be operated with the door open.

(b) Make the following safety checks on all ovens to be serviced before activating the magnetron or other microwave source, and make repairs as necessary: (1) interlock operation, (2) proper door closing, (3) seal and sealing surfaces (arcing, wear, and other damage), (4) damage to or loosening of hinges and latches, (5) evidence of dropping or abuse.

(c) Before turning on microwave power for any service test or inspection within the microwave generating compartments, check the magnetron, wave guide or transmission line, and cavity for proper alignment, integrity, and connections.

(d) Any defective or misadjusted components in the interlock, monitor, door seal, and microwave generation and transmission systems shall be repaired, replaced, or adjusted by procedures described in this manual before the oven is released to the owner.

(e) A microwave leakage check to verify compliance with the Federal Performance Standard should be performed on each oven prior to release to the owner.

BEFORE SERVICING

Before servicing an operative unit, perform a microwave emission check as per the Microwave

Measurement Procedure outlined in this service manual.

If microwave emissions level is in excess of the specified limit, contact SHARP ELECTRONICS

CORPORATION immediately @1-800-237-4277.

If the unit operates with the door open, service person should 1) tell the user not to operate the oven and 2) contact SHARP ELECTRONICS CORPORATION and The Food and Drug Administration's

Center for Devices and Radiological Health immediately.

Service personnel should inform SHARP ELECTRONICS CORPORATION of any certified unit found with emissions in excess of 4mW/cm 2 . The owner of the unit should be instructed not to use the unit until the oven has been brought into compliance.

R-303CW

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.

(Example)

High Voltage Capacitor, High Voltage Power Transformer, Magnetron, High Voltage Rectifier Assembly, High Voltage Harness etc..

Read the Service Manual carefully and follow all instructions.

Don't Touch !

Danger High Voltage

Before Servicing

1. Disconnect the power supply cord remove outer case.

2. Open the door and block it open.

3. Discharge high voltage capacitor.

, and then

WARNING: RISK OF ELECTRIC SHOCK.

DISCHARGE THE HIGH-VOLTAGE

CAPACITOR BEFORE SERVICING.

The high-voltage capacitor remains charged about 60 seconds after the oven has been switched off. Wait for 60 seconds and then short-circuit the connection of the highvoltage capacitor (that is the connecting lead of the highvoltage rectifier) against the chassis with the use of an insulated screwdriver.

Whenever troubleshooting is performed the power supply must be disconnected. It may in, some cases, be necessary to connect the power supply after the outer case has been removed, in this event,

1. Disconnect the power supply cord, and then remove outer case.

2. Open the door and block it open.

3. Discharge high voltage capacitor.

4. Disconnect the leads to the primary of the power transformer.

5. Ensure that the leads remain isolated from other components and oven chassis by using insulation tape.

6. After that procedure, reconnect the power supply cord.

When the testing is completed,

1. Disconnect the power supply cord, and then remove outer case.

2. Open the door and block it open.

3. Discharge high voltage capacitor.

4. Reconnect the leads to the primary of the power transformer.

5. Reinstall the outer case (cabinet).

6. Reconnect the power supply cord after the outer case is installed.

7. Run the oven and check all functions.

After repairing

1. Reconnect all leads removed from components during testing.

2. Reinstall the outer case (cabinet).

3. Reconnect the power supply cord after the outer case is installed.

4. Run the oven and check all functions.

Microwave ovens should not be run empty. To test for the presence of microwave energy within a cavity, place a cup of cold water on the oven turntable, close the door and set the power to HIGH and set the microwave timer for two (2) minutes. When the two minutes has elapsed (timer at zero) carefully check that the water is now hot. If the water remains cold carry out Before Servicing procedure and reexamine the connections to the component being tested.

When all service work is completed and the oven is fully assembled, the microwave power output should be checked and a microwave leakage test should be carried out.

1

R-303CW

SERVICE MANUAL

MICROWAVE OVEN

R-303CW

FOREWORD

This Manual has been prepared to provide Sharp Electronics Corp. Service Personnel with Operation and Service

Information for the SHARP MICROWAVE OVEN, R-303CW.

The model R-303CW is quite similar to base model R-308CW (Refer No. is S1901R310CPW/).

It is recommended that service personnel carefully study the entire text of this manual and the base model's manual so that they will be qualified to render satisfactory customer service.

Check the interlock switches and the door seal carefully. Special attention should be given to avoid electrical shock and microwave radiation hazard.

WARNING

Never operate the oven until the following points are ensured.

(A) The door is tightly closed.

(B) The door brackets and hinges are not defective.

(C) The door packing is not damaged.

(D) The door is not deformed or warped.

(E) There is no other visible damage with the oven.

Servicing and repair work must be carried out only by trained service personnel.

DANGER

Certain initial parts are intentionally not grounded and present a risk of electrical shock only during servicing.

Service personnel - Do not contact the following parts while the appliance is energized;

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

Harness;

If provided, Vent Hood, Fan assembly, Cooling Fan Motor.

All the parts marked “*” on parts list are used at voltages more than 250V.

Removal of the outer wrap gives access to voltage above 250V.

All the parts marked “

” on parts list may cause undue microwave exposure, by themselves, or when they are damaged, loosened or removed.

SHARP ELECTRONICS CORPORATION

SHARP PLAZA, MAHWAH,

NEW JERSEY 07430-2135

2

ITEM

Power Requirements

Power Output

Case Dimensions

Cooking Cavity Dimensions

1.1 Cubic Feet

Control Complement

Oven Cavity Light

Safety Standard

R-303CW

SPECIFICATION

DESCRIPTION

120 Volts / 13 Amperes

60 Hertz

Single phase, 3 wire grounded

1100 watts (IEC-705 TEST PROCEDURE)

Operating frequency of 2450MHz

Width 20-1/2"

Height 11-7/8"

Depth 16-7/8"

Width 14-3/4"

Height 8-3/4"

Depth 15-3/4"

Touch Control System

Clock ( 1:00 - 12:59 )

Timer (0 - 99 min. 99 seconds)

Microwave Power for Variable Cooking

Repetition Rate;

P-HI .................................................. Full power throughout the cooking time

P-90 .................................................................... approx. 90% of Full Power

P-80 .................................................................... approx. 80% of Full Power

P-70 .................................................................... approx. 70% of Full Power

P-60 .................................................................... approx. 60% of Full Power

P-50 .................................................................... approx. 50% of Full Power

P-40 .................................................................... approx. 40% of Full Power

P-30 .................................................................... approx. 30% of Full Power

P-20 .................................................................... approx. 20% of Full Power

P-10 .................................................................... approx. 10% of Full Power

P-0 .................................................... No power throughout the cooking time

MINUTE PLUS pads

INSTANT START pads

COMPU DEFROST pads

Number selection pads

Power Level pad, Timer/Clock pad

Stop/Clear pad, START pad

Yes

UL Listed FCC Authorized

DHHS Rules, CFR, Title 21, Chapter 1, Subchapter J

3

R-303CW

TOUCH CONTROL PANEL

NO.

LBS.

CUPS.

OZ.

COOK DEFOST

Frozen

Entress

Frozen

Vegetables

MINUTE

PLUS

INSTANT ACTION

TO ADJUST QUANTITY - TOUCH PAD AGAIN

Dinner

Plate

Casserole Popcorn

Baked

Potatoes

Beverage

Fresh

Vegetables

Rolls/

Muffins

1 Ground Meat

2 Steaks/Chops

3 Chicken Pieces

1 2

4

7

Power

Level

Stop

Clear

5

8

0

COMPU

DEFROST

3

6

9

Timer

Clock

START

SCHEMATIC

NOTE: CONDITION OF OVEN

1. DOOR CLOSED

2. CLOCK APPEARS ON DISPLAY NOTE: " " indicates components with potential above 250V.

MONITOR

FUSE 20A

THERMAL

CUT-OUT (OVEN)

THERMAL

CUT-OUT (MG.)

COM.

POWER

TRANSFORMER

A2

N.O.

A1

(RY-1) (RY-2)

PRIMARY

INTERLOCK

RELAY

120V AC

60 Hz

GRN

CONTROL UNIT N.O.

OL

OVEN

LAMP

SECONDARY

INTERLOCK

SWITCH

TTM

TURN-

TABLE

MOTOR

FM

FAN

MOTOR

COM.

SH-B SH-A

DOOR

SENSING

SWITCH

MONITOR

SWITCH

Figure O-1. Oven Schematic-Off Condition

4

RECTIFIER

MAGNETRON

R-303CW

TEST PROCEDURES

PROCEDURE

LETTER

I

COMPONENT TEST

TOUCH CONTROL PANEL ASSEMBLY TEST

The touch control panel consists of circuits including semiconductors such as LSI, ICs, etc. Therefore, unlike conventional microwave ovens, proper maintenance cannot be performed with only a voltmeter and ohmmeter.

In this service manual, the touch control panel assembly is divided into two units, Control Unit and Key

Unit, and also the Control Unit is divided into two units, CPU Unit and Power Unit, and troubleshooting by unit replacement is described according to the symptoms indicated.

Before testing,

1) Disconnect the power supply cord, and then remove outer case.

2) Open the door and block it open.

3) Discharge high voltage capacitor.

4) Disconnect the leads to the primary of the power transformer.

5) Ensure that these leads remain isolated from other components and oven chassis by using insulation tape.

6) After that procedure, re-connect the power supply cord.

1. Key Unit.

NOTE ;

1) Disconnect the power supply cord, and then remove outer case.

2) Open the door and block it open.

3) Discharge high voltage capacitor.

4) Check Key unit ribbon connection before replacement.

5) Reconnect all leads removed from components during testing.

6) Re-install the outer case (cabinet).

7) Reconnect the power supply cord after the outer case is installed.

8) Run the oven and check all functions.

The following symptoms indicate a defective key unit.

a) When touching the pads, a certain pad produces no signal at all.

b) When touching a number pad, two figures or more are displayed.

c) When touching the pads, sometimes a pad produces no signal.

If the Key unit is defective.

1) Disconnect the power supply cord, and then remove outer case.

2) Open the door and block it open.

3) Discharge high voltage capacitor.

4) Replace the Key unit.

5) Reconnect all leads removed from components during testing.

6) Re-install the outer case (cabinet).

7) Reconnect the power supply cord after the outer case is installed.

8) Run the oven and check all functions.

2. Control Unit

The following symptoms indicate a defective control unit. Before replacing the control unit, perform the Key unit test (Procedure J) to determine if control unit is faulty.

2-1 In connection with pads.

a) When touching the pads, a certain group of pads do not produce a signal.

b) When touching the pads, no pads produce a signal.

2-2 In connection with indicators a) At a certain digit, all or some segments do not light up.

b) At a certain digit, brightness is low.

c) Only one indicator does not light.

d) The corresponding segments of all digits do not light up; or they continue to light up.

e) Wrong figure appears.

f) A certain group of indicators do not light up.

g) The figure of all digits flicker.

2-3 Other possible problems caused by defective control unit.

a) Buzzer does not sound or continues to sound.

5

R-303CW

PROCEDURE

LETTER

TEST PROCEDURES

COMPONENT TEST b) Clock does not operate properly.

c) Cooking is not possible.

When testing is completed,

1) Disconnect the power supply cord, and then remove outer case.

2) Open the door and block it open.

3) Discharge high voltage capacitor.

4) Reconnect all leads removed from components during testing.

5) Re-install the outer case (cabinet).

6) Reconnect the power supply cord after the outer case is installed.

7) Run the oven and check all functions.

J KEY UNIT TEST

1. Disconnect the power supply cord, and then remove outer case.

2. Open the door and block it open.

3. Discharge high voltage capacitor.

4. If the display fails to clear when the STOP/CLEAR pad is depressed, first verify the flat ribbon cable is making good contact, verify that the door sensing switch (stop switch) operates properly; that is the contacts are closed when the door is closed and open when the door is open. If the door sensing switch (stop switch) is good, disconnect the flat ribbon cable that connects the key unit to the control unit and make sure the door sensing switch is closed (either close the door or short the door sensing switch connecter). Use the Key unit matrix indicated on the control panel schematic and place a jumper wire between the pins that correspond to the STOP/CLEAR pad making momentary contact.

If the control unit responds by clearing with a beep the key unit is faulty and must be replaced. If the control unit does not respond, it is faulty and must be replaced. If a specific pad does not respond, the above method may be used (after clearing the control unit) to determine if the control unit or key pad is at fault.

5. Reconnect all leads removed from components during testing.

6. Re-install the outer case (cabinet).

7. Reconnect the power supply cord after the outer case is installed.

8. Run the oven and check all functions.

G 9

G10

G11

G12

G 8

5

0

G 7

4

9

Frozen

Entrees

Power

Level

Beverage

Stop

Clear

G 6 G 5 G 4 G 3 G 2 G 1

3

8

2

7

1

6

MINUTE

PLUS

Fresh

Vegetables

Rolls/

Muffins

Casserole Popcorn START

Baked

Potatoes

Timer

Clock

Frozen

Vegetables

COMPU

DEFROST

Dinner

Plate

G13

G14

6

A

1 2 3

B

C

CN-A

AC

A 1

A 2 a b d

T1

D1

S1NB10

D

E

OVEN LAMP

TURNTABLE

MOTOR

FAN MOTOR

AC

NO

COM

MICRO NO

F

DOOR

SWITCH

COM

SH-A

SH-B c

RY1

RY2

+

G

4

H

1 2

Figure S-2. Power Unit Circuit

3 4

7

5

5 6

R-303CW

A

B

CN-C

9PIN LEAD WIRE

HARNESS

C 3 GND

C

C 5 VR

D

C 9 INT

C 4

C 6

C 8

BUZZER

OVEN LAMP

TURNTABLE

MOTOR

FAN MOTOR

MICRO

C 7 (BROWNER)

C 2 NC

C 1 DOOR

E

F

G

6

H

R-303CW

1

A

B

SEG 8

SEG 7

SEG 9

SEG 6

SEG 5

SEG 2

SEG 1

SEG 4

SEG 3

SEG10

SEG12

SEG11

SEG13

SEG14

SEG16

SEG15

COM2

COM3

COM1

SEG22

SEG21

SEG20

SEG19

SEG18

SEG17

C

R7 4.7k

/25v

µ

0.01

C4

R8 4.7k

R6 15k

R9 4.7k

D

2

COM0

VL3

COM1

COM2

COM3

AVSS

VCC

VREF

SEG0

SEG1

SEG2

SEG3

SEG4

SEG5

SEG6

SEG7

R5 1k

UDZ4.3B

ZD1

E

/25v

µ

/16v

µ

C2 47

C3 0.01

C11 0.01

R10 15k

/25v

µ

F

R1 82

R2 4.7k

R11 1k

µ

0.1

/50v

C10

G

/50v

µ

C1 0.1

R30 3.3k

H

1 2 3

8

4

3

/35v

10

µ

C21

4.7k

R40

/25v

0.01

C40

µ

P40

P41

RESET

XIN

P70

P71

XOUT

P22

P23

P21

P24

P25

P26

P27

P20

VSS

4

1M

R80

15k

R60

15k

R61

15k

R62

15k

R63

15k

R65

15k

R66

15k

R64

15k

R67

5

R77 270k

R78 270k

R76 270k

R74 270k

R75 270k

R79 270k

C63

C64

C62

C60

C61

C65

5

6

A

B

G

6

H

C

D

E

F

A

1

B

2 3 4 5 6

R-303CW

A

C

D

E

F

G

H

1

1

SW (GREEN)

2

DIP

CN - B

SH - A

OL

TTM FM

SP1

AC

1

CN - C

9

SH - B

(D3)

(D4)

VH

AC

RY1

BROWNER RY3 RY2 MICRO

2

Figure S-4. Printed Wiring Board of Power Unit

3 4

9

5

G

6

H

C

D

E

F

B

R-303CW

3- 1

3- 1A

3- 1B

3- 1C

3- 1D

C1

D1

RY1-2

SP1

T1

VRS1

3- 2

3- 3

3- 3-1

3- 4

3- 5

3- 6

3- 7

3- 8

4- 1

4- 2

4- 3

4- 4

4- 5

4- 6

4- 7

4- 8

4- 9

4-10

4-11

4-12

4-13

4-14

4-15

4-16

4-17

4-18

4-19

4-20

*

*

*

*

*

1- 1

1- 2

1- 3

1- 4

1- 5

1- 5

1- 6

1- 7

1- 7

1- 8

1- 9

1-10

1-11

1-11

1-12

1-12

1-13

1-14

Note: The parts marked “

PARTS LIST

” may cause undue microwave exposure.

The parts marked “*” are used in voltage more than 250V.

REF. NO.

2- 1

2- 2

2- 3

2- 4

PART NO.

DESCRIPTION

ELECTRIC PARTS

QSW-MA137WRE0 2nd interlock switch / door sensing switch

QFSHDA009WRE0 Fuse holder

FFS-BA023WRK0 Monitor fuse and monitor switch assembly

RTHM-A078WRE0 Thermal cut-out 125 deg.

FACCDA082WRE0 Power supply cord

FACCDA081WRE0 Power supply cord (Interchangeable)

FH-DZA088WRK0 High voltage rectifier assembly

RC-QZA173WRE0 High voltage capacitor

RC-QZA211WRE0 High voltage capacitor (Interchangeable)

RV-MZA288WRE0 Magnetron

RMOTEA383WRE0 Fan motor

QSOCLA021WRE0 Oven lamp socket

RLMPTA068WRE0 Oven lamp

RLMPTA030WRE0 Oven lamp (Interchangeable)

RMOTDA161WRE0 Turntable motor

RMOTDA211WRE0 Turntable motor (Interchangeable)

RTHM-A080WRE0 Thermal cut-out 145 deg.

RTRN-A576WRE0 Power transformer

CABINET PARTS

GCABUA690WRP0 Outer case cabinet

GDAI-A316WRW0 Bottom plate

GLEGPA074WRE0 Foot

GLEGPA077WRF0 Leg

CONTROL PANEL PARTS

CPWBFA821WRK0 Power unit

QCNCMA446DRE0 2-pin connector (CN-A)

FW-VZA250DRE0 9pin wire harness (CN-C)

FW-VZA195DRE0 Switch harness A (SH-A)

FW-VZA197DRE0 Switch harness B (SH-B)

RC-EZA333DRE0 Capacitor 2200 uF 25V

RSRCDA013DRE0 Diode bridge (S1NB10)

RRLY-A114DRE0 Relay (DU12D1-1P(M)-R)

RALM-A014DRE0 Buzzer (PKM22EPT)

RTRNPA110DRE0 Transformer

RH-VZA032DRE0 Varistor (10G471K)

DPWBFB914WRK0 CPU unit

FPNLCB437WRK0 Control panel frame with key unit

FUNTKA935WRE0 Key unit

JBTN-B099WRF0 Open button

MSPRCA050WRE0 Open button spring

PSHEPA588WRE0 LED sheet

LHLD-A202WRF0 LCD holder

XEPSD30P08XS0 Screw; 3mm x 8mm

OVEN PARTS

PDUC-A724WRF0 Air separater

PPACGA084WRF0 TTM packing

PHOK-A114WRF0 Latch hook

LBNDKA099WRW0 Capacitor holder

NFANJA029WRE0 Fan blade

PDUC-A728WRW0 Fan duct

************* Oven cavity (Not a replaceable part)

LANGFA194WRW0 Chassis support

PCUSGA321WRP0 Cushion

PCUSUA270WRP0 Cushion

MLEVPA233WRF0 Switch lever

NCPL-A045WRF0 Coupling

PCUSUA511WRP0 Cushion

PCOVPA349WRE0 Waveguide cover

PCUSGA339WRP0 Cushion

PCUSGA528WRP0 Cushion

PCUSUA512WRP0 Cushion

PCUSUA126WRE0 Cushion

PCUSUA527WRP0 Cushion

PCUSUA212WRP0 Cushion

10

Q'TY CODE

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

AP

AP

AX

AV

BK

AV

AH

AG

AH

AH

AS

AL

AV

AE

AU

AS

AP

BM

1

1

2

1

AZ

AX

AC

AH

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

1

1

1

1

4

1

1

1

1

AU

AF

AQ

AD

AL

AT

--

AU

AH

AG

AG

AH

AC

AE

AG

AF

AB

AC

AE

AB

AD

AE

AG

AN

AG

AP

AE

BA

AC

AE

AD

BA

BD

AY

AF

AB

AE

AK

AA

R-303CW

*

6- 1

6- 2

6- 3

6- 4

6- 5

6- 6

6- 7

6- 8

6- 9

6-10

5- 1

5- 2

5- 3

5- 4

5- 5

5- 6

5- 7

5- 8

5- 9

7- 1

7- 2

7- 3

7- 4

7- 5

7- 6

7- 7

7- 8

REF. NO.

PART NO.

DESCRIPTION

DOOR PARTS

FDORFA332WRT0 Door panel

PSHEPA382WRE0 Sealer film

GWAKPA610WRR0 Door frame

HPNL-A716WRR0 Door screen

LSTPPA188WRF0 Latch head

MSPRTA187WRE0 Latch spring

XCPSD40P08000 Screw : 4mm x 8mm

PCUSUA461WRP0 Cushion

GCOVHA405WRF0 Choke cover

MISCELLANEOUS

FROLPA079WRK0 Turntable support

NTNT-A079WRE0 Turntable tray

FW-VZB723WRE0 Main wire harness

QW-QZA150WRE0 High voltage wire B

PZET-A012WRE0 Terminal insulator

TCAUAA166WRR0 DHHS caution label

TCAUAA200WRR0 Monitor caution label

TINSEA807WRR0 Instruction book

TCAUAA240WRR0 Screw caution

TLAB-A183WRR0 Service label

SCREWS,NUTS AND WASHERS

XHPSD40P08K00 Screw : 4mm x 8mm

XHPSD30P06000 Screw : 3mm x 6mm

XHTSD40P08RV0 Screw : 4mm x 8mm

XHTSD40P12RV0 Screw : 4mm x 12mm

XOTSD40P12RV0 Screw : 4mm x 12mm

XOTSD40P12000 Screw : 4mm x 12mm

XOTSE40P08000 Screw : 4mm x 8mm

LX-CZA070WRE0 Special screw (Torx tamper proof screw)

HOW TO ORDER REPLACEMENT PARTS

To have your order filled promptly and correctly, please furnish the following information.

1. MODEL NUMBER 2. REF. NO.

3. PART NO.

4. DESCRIPTION

Order Parts from the authorized SHARP parts Distributor for your area.

Defective parts requiring return should be returned as indicated in the Service Policy.

PACKING AND ACCESSORIES

TOP PAD ASSEMBLY

FPADBA395WRK0

DOOR PROTECTION SHEET

SPADPA204WRE0

CABINET COVER

SPAKHA011WRE0

PLASTIC BAG

SSAKHA034WRE0

INTO THE

OVEN CAVITY

6- 8 INSTRUCTION BOOK

& PRINTING MATTER

6- 2 TURNTABLE TRAY

6- 1 TURNTABLE SUPPORT

TRAY PACK

SPADFA451WRE0

BOTTOM PAD ASSEMBLY

FPADBA396WRK0

15

1

2

9

1

2

1

5

1

1

1

1

1

1

1

1

1

1

Q'TY CODE

1

1

1

1

1

1

4

1

1

BB

AH

AX

AQ

AG

AC

AA

AB

AH

AA

AA

AA

AA

AA

AA

AA

AC

AC

AB

AH

AC

AB

AQ

AR

AU

AF

AB

Not replaceable items.

11

PACKING CASE

SPAKCD241WRE0

R-303CW

1 2

OVEN AND CABINET PARTS

A

B

C

D

G

6-10

F

6-1

4-12

E

6-2

4-14

4-17

1-10

1-11

1-4

4-7

4-1

4-10

4-2

1-12

7-1

2-2

3 4

2-1

5

7-5

6

4-13

7-8

A

7-5

6-7

7-1

7-8

B

4-19

1-8

4-20

6-6

7-7

C

7-6

7-3

1-5

6-9

4-11

4-15

7-5

4-3

1-1

1-6

1-2

7-1

1-3

4-4

1-7

7-6

1-1 4-5

1-14

4-9

7-5

7-1

7-4

D

1-13

4-18

7-2

4-8

7-3

7-6

E

7-6

F

4-16

7-6

2-4 1-9

4-6

G

2-3

7-6

H H

1 2

7-6

2-3

3

7-6

12

7-6

4 5 6

A

1 2

CONTROL PANEL PARTS

3-2

3-7

3-8

3

3-3

3-6

B

C

3-4

D

3-3-1

3-5

4 5

3-1

3-8

5-9

DOOR PARTS

5-7

5-2 5-7

5-1

E

5-3

5-7

5-7

6

R-303CW

A

B

C

D

E

F

5-4

5-8

5-6

G

H

6-3

MISCELLANEOUS

6-4

Actual wire harness may be different from illustration.

1 2 3

13

4

6-5

5

5-5

F

G

(CAPACITOR)

H

6

R-303CW

COPYRIGHT © 1999 BY SHARP CORPORATION

ALL RIGHTS RESERVED.

No part of this publication may be reproduced, stored in retrieval systems, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.

14

'99 SHARP CORP. (3S2.530E) Printed in U.S.A

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Key Features

  • Microwave oven
  • Power output 1100 watts
  • Touch Control System
  • Clock
  • Timer
  • Microwave Power for Variable Cooking
  • MINUTE PLUS pads
  • INSTANT START pads
  • COMPU DEFROST pads
  • UL Listed

Related manuals

Frequently Answers and Questions

What is the power output of R-303CW Microwave Oven?
The power output of the R-303CW Microwave Oven is 1100 watts (IEC-705 TEST PROCEDURE).
Is R-303CW Microwave Oven UL Listed?
Yes, the R-303CW Microwave Oven is UL Listed.
What is the model number of the base model referred to in the document?
The base model referred to in the document is R-308CW.

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