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R-480J
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 ................................................................................................ 6
SERVICING ...................................................................................................................................................... 7
TEST PROCEDURE ......................................................................................................................................... 9
TOUCH CONTROL PANEL .............................................................................................................................16
COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE ........................................................... 22
MICROWAVE MEASUREMENT .................................................................................................................... 28
WIRING DIAGRAM ......................................................................................................................................... 29
PICTORIAL DIAGRAM ................................................................................................................................... 30
POWER UNIT CIRCUIT ..................................................................................................................................31
CPU UNIT CIRCUIT ........................................................................................................................................32
PRINTED WIRING BOARD .............................................................................................................................33
PARTS LIST ................................................................................................................................................... 34
S8406R480JPJ/
MICROWAVE OVEN
MODEL
R-480J
In interests of user-safety the oven should be restored to its original
condition and only parts identical to those specified should be used.
SHARP CORPORATION
SERVICE MANUAL