Sharp R-677D Service Manual

CAUTION, MICROWAVE RADIATION .................................................................................................... 2
WARNING ................................................................................................................................................. 3
SERVICING ............................................................................................................................................. 4
PRODUCT SPECIFICATIONS ................................................................................................................. 7
GENERAL INFORMATION ....................................................................................................................... 7
APPEARANCE VIEW .............................................................................................................................. 8
OPERATION SEQUENCE ........................................................................................................................ 9
FUNCTION OF IMPORTANT COMPONENTS ..................................................................................... 11
TROUBLESHOOTING GUIDE ............................................................................................................... 13
TEST PROCEDURE .............................................................................................................................. 14
CONTROL PANEL ASSEMBLY ............................................................................................................ 20
COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE .................................................. 24
TEST DATA AT A GLANCE .................................................................................................................. 29
MICROWAVE MEASUREMENT ........................................................................................................... 30
WIRING DIAGRAM ................................................................................................................................ 31
PICTORIAL DIAGRAM .......................................................................................................................... 34
CONTROL PANEL CIRCUIT .................................................................................................................. 35
PRINTED WIRING BOARD .................................................................................................................... 36
PARTS LIST .......................................................................................................................................... 37
CABINET AND UNIT CHASSIS PARTS ................................................................................................. 40
CONTROL PANEL/DOOR PARTS ......................................................................................................... 41
MISCELLANEOUS/PACKING AND ACCESSORIES ............................................................................. 42
SERVICE MANUAL
®
MODELS
R-677(W)
R-677(W)F
R-677(AL)D
In interests of user-safety the oven should be restored to its original
condition and only parts identical to those specified should be used.

TABLE OF CONTENTS

SHARP CORPORATION
R-677 - 1
MICROWAVE OVEN WITH
TOP AND BOTTOM GRILL
R-677(AL)
R-677(W)D
S30331R677EHW
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