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R-7Hll
R-7H21
SHARP
SERVICE MANUAL
S8907R7Hll
JZ/
CONVECTION
MICROWAVE
OVEN
MODELS
R-THY
1
R-7H21
In interests of user-safety
the oven should
be restored to its original
condition
and only manufacturer
original
spare parts must be used.
(R016101U)
I
TABLE
OF CONTENTS
Page
FOREWORD
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...............................
1 -
CAUTION,
MICROWAVE
RADIATION
. . ..*.............................................*..............*........................................
PRODUCT
DESCRIPTION
. . . . . . . . . . . . . ..*.............................*..............................................*..................................
:
GENERAL
INFORMATION
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...... 3
OPERATION
..,........................~..........*.............,...............*.......................~............*.............................................
SERVICING
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..~....................................................................................
1:
TOUCH
CONTROL
PANEL ASSEMBLY
. . . . . . . . . , . . . . . . . . . . . . . . . . . . ..*......................................................................
24
COMPONENT
REPLACEMENT
AND ADJUSTMENT
PROCEDURE
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
MICROWAVE
MEASUREMENT
PROCEDURE
..,......,......................................................................,.........
39
PICTORIAL
DIAGRAM
. . . . . . . . . . . ..~....................................................................................................................
40
CONTROL
PANEL CIRCUIT
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..~.............~................................................
42
PRINTED WIRING
BOARD
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..~..~.......... 43
PARTS LIST . . . . . . . . . ..~..~..............................................................~............*..............................*.......*..*.~.............
PACKING
AND ACCESSORIES
. . . . . . . . . . . . . . . . . . . . . . . *.* . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
SHARPCORPORATtON

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