Sharp R-3C57 - User Manual

R-3C57
SHARP CORPORATION
SERVICE MANUAL
In interests of user-safety the oven should be restored to its original
condition and only parts identical to those specified should be used.
MODEL
R-3C57
S7501R3C57PJZ
MICROWAVE OVEN
TABLE OF CONTENTS
Page
CAUTION, MICROWAVE RADIATION ................................................................................................................ 1
WARNING ..............................................................................................................................................................1
PRODUCT SPECIFICATIONS............................................................................................................................. 2
GENERAL INFORMATION ................................................................................................................................... 2
APPEARANCE VIEW........................................................................................................................................... 3
OPERATION SEQUENCE ................................................................................................................................... 4
FUNCTION OF IMPORTANT COMPONENTS .................................................................................................... 5
SERVICING .......................................................................................................................................................... 7
TEST PROCEDURE ............................................................................................................................................ 9
TOUCH CONTROL PANEL ................................................................................................................................ 16
COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE ............................................................... 20
MICROWAVE MEASUREMENT ........................................................................................................................ 26
WIRING DIAGRAM ............................................................................................................................................. 27
PICTORIAL DIAGRAM....................................................................................................................................... 29
CONTROL PANEL CIRCUIT .............................................................................................................................. 31
PRINTED WIRING BOARD ................................................................................................................................ 32
PARTS LIST........................................................................................................................................................ 33

Sharp R-3C57 Specifications

General

Brand	Sharp
Model	R-3C57
Category	Microwave Oven
Language	English

Summary

SHARP SERVICE MANUAL

General Important Information

Provides essential safety and operational guidelines for service engineers.

Caution Microwave Radiation

Critical safety warning regarding potential microwave energy exposure.

Product Specifications

Details the technical specifications, power, and dimensions of the microwave oven.

Appearance View

Illustrates the external layout and identification of microwave oven parts.

Operation Sequence

Explains the step-by-step functional sequence of the microwave oven's operation.

Function of Important Components

Describes the purpose and operation of key internal components within the oven.

Servicing and Troubleshooting Chart

Provides guidance for diagnosing and resolving common microwave oven faults.

Test Procedure

Outlines specific test procedures for verifying component functionality.

Touch Control Panel Assembly

Details the structure, function, and servicing of the touch control panel.

Component Replacement and Adjustment Procedure

Step-by-step instructions for replacing and adjusting various oven components.

Microwave Measurement

Procedures for measuring microwave output power and leakage.

Wiring Diagram

Presents the electrical schematic diagrams for the microwave oven.

Pictorial Diagram

Visual representation showing the layout and connection of internal components.

Parts List

A comprehensive list of all replaceable parts for the microwave oven.