R-677 - 1
TABLE OF CONTENTS
Page
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
S30331R677EHW
SERVICE MANUAL
SHARP CORPORATION
MICROWAVE OVEN WITH
TOP AND BOTTOM GRILL
MODELS
In interests of user-safety the oven should be restored to its original
condition and only parts identical to those specified should be used.
R-677(W)
R-677(W)F
R-677(AL)D
R-677(AL)
R-677(W)D
®
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