Sharp R-1880LS Service Manual page 7

SERVICE MANUAL
MICROWAVE OVEN
R-1880LS/LST
This Manual has been prepared to provide Sharp Electronics Corp. Service
Personnel with Operation and Service Information for the SHARP MICRO-
WAVE OVENS, R-1880LS/LST.
It is recommended that service personnel carefully study the entire text of this
manual and the base model's manual so that they will be qualified to render
satisfactory customer service.
Check the interlock switches and the door seal carefully. Special attention
should be given to avoid electrical shock and microwave radiation hazard.
Never operate the oven until the following points are ensured:
(A) The door is tightly closed.
(B) The door brackets and hinges are not defective.
(C) The door packing is not damaged.
(D) The door is not deformed or warped.
(E) There is no other visible damage with the oven.
Servicing and repair work must be carried out only by trained service person-
nel.
Certain initial parts are intentionally not grounded and present
a risk of electrical shock only during servicing. Service person-
nel - Do not contact the following parts while the appliance
is energized;
High Voltage Capacitor, Power Transformer, Magnetron, High
Voltage Rectifier Assembly, High Voltage Harness;
If provided, Vent Hood, Fan assembly, Cooling Fan Motor.
All the parts marked "*" on parts list are used at voltages more than
50V.
Removal of the outer wrap gives access to voltage above 50V.
SHARP ELECTRONICS CORPORATION
SHARP PLAZA, MAHWAH,
NEW JERSEY 07430-2135
FOREWORD
WARNING
DANGER
PRODUCT DESCRIPTION
GENERAL INFORMATION
OPERATION
TROUBLESHOOTING GUIDE AND
TEST PROCEDURE
TOUCH CONTROL PANEL
COMPONENT REPLACEMENT
AND ADJUSTMENT PROCEDURE
WIRING DIAGRAM
PARTS LIST
7
R-1880LS/LST