SHARP CORPORATION
SERVICE MANUAL
S04275R763EHW
In interests of user-safety the oven should be restored to its original
condition and only parts identical to those specified should be used.
GRILL AND
MICROWAVE OVEN
TABLE OF CONTENTS
Page
CAUTION,MICROWAVE RADIATION, WARNING ............................................................. INSIDE COVER
GENERAL IMPORTANT INFORMATION .................................................................................................. 1
SERVICING ................................................................................................................................................ 2
PRODUCT SPECIFICATIONS ................................................................................................................... 5
APPEARANCE VIEW ................................................................................................................................. 6
OPERATION SEQUENCE .......................................................................................................................... 7
FUNCTION OF IMPORTANT COMPONENTS .......................................................................................... 8
TEST PROCEDURES .............................................................................................................................. 10
TOUCH CONTROL ASSEMBLY ...............................................................................................................18
DISCRIPTION LSI .....................................................................................................................................19
COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE ..................................................... 22
TEST DATA AT A GLANCE ..................................................................................................................... 27
MICROWAVE MEASUREMENT .............................................................................................................. 28
SCHEMATIC DIAGRAMS ......................................................................................................................... 29
PICTORIAL DIAGRAM ..............................................................................................................................31
CONTROL PANEL CIRCUIT .................................................................................................................... 32
SWITCH UNIT CIRCUIT ............................................................................................................................33
PRINTED WIRING BOARD DIAGRAM .................................................................................................... 34
PRINTED WIRING BOARD OF SWITCH UNIT ........................................................................................35
PARTS LIST ............................................................................................................................................. 36
EXPLODED VIEW OF OVEN ....................................................................................................................39
CONTROL PANEL / DOOR PARTS ..........................................................................................................40
MISCELLENEOUS / PACKING AND ACCESSORIES ............................................................................. 41
R
R-763(IN)
MODELS
R-763(IN)
KG
R
-7
6
3
DEFROST
COOK