Table of Contents
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CHAPTER 1. BEFORE SERVICING
[1]
GENERAL IMPORTANT INFORMA-
TION ...................................................... . .... 1-1
[2]
WARNING.............................................. . .... 1-1
[3]
CAUTION MICROWAVE RADIATION ... . .... 1-2
CHAPTER 2. WARNING TO SERVICE PERSON-
NEL
CHAPTER 3. PRODUCT SPECIFICATIONS
CHAPTER 4. APPEARANCE VIEW
[1]
OVEN..................................................... . .... 4-1
[2]
TOUCH CONTROL PANEL ................... . .... 4-1
CHAPTER 5. OPERATION SEQUENCE
[1]
OFF CONDITION................................... . .... 5-1
[2]
MICROWAVE COOKING CONDITION.. . .... 5-1
[3]
POWER OUTPUT REDUCTION ........... . .... 5-1
CHAPTER 6. FUNCTION OF IMPORTANT COM-
PONENTS
[1]
DOOR OPEN MECHANISM .................. . .... 6-1
[2]
(SW1)..................................................... . .... 6-1
[3]
DOOR SENSING SWITCH (SW3)......... . .... 6-1
[4]
MONITOR SWITCH (SW2).................... . .... 6-1
[5]
FUSE (F1) T6.3A ................................... . .... 6-1
[6]
TEMPERATURE FUSE (TF) 150C (OV-
EN)......................................................... . .... 6-1
[7]
ASYMMETRIC RECTIFIER ................... . .... 6-1
[8]
TURNTABLE MOTOR (TTM)................. . .... 6-1
[9]
FAN MOTOR (FM) ................................. . .... 6-1
[10] NOISE FILTER....................................... . .... 6-1
CHAPTER 7. TROUBLESHOOTING GUIDE
CHAPTER 8. TEST PROCEDURES
[1]
A : MAGNETRON (MG) TEST............... . .... 8-1
[2]
TEST...................................................... . .... 8-2
[3]
C: HIGH VOLTAGE RECTIFIER TEST.. . .... 8-2
[4]
TEST...................................................... . .... 8-2
[5]
E: SWITCH (SW1, SW2, SW3) TEST ... . .... 8-3
[6]
F: TEMPERATURE FUSE (TF) TEST ... . .... 8-3
[7]
G: MOTOR WINDING TEST.................. . .... 8-3
[8]
H: FUSE (F1) T6.3A............................... . .... 8-3
[9]
I: NOISE FILTER TEST ......................... . .... 8-3
BLY TEST .............................................. . .... 8-4
[11] K: SWITCH UNIT TEST......................... . .... 8-4
[12] L: RELAY (RY1, RY2) TEST .................. . .... 8-4
UNIT....................................................... . .... 8-5
CONTENTS
CHAPTER 9. TOUCH CONTROL PANEL ASSEM-
BLY
[1]
OUTLINE OF TOUCH CONTROL PAN-
EL .......................................................... . .... 9-1
[2]
SERVICING FOR TOUCH CONTROL
PANEL ................................................... . .... 9-1
CHAPTER 10. PRECAUTIONS FOR USING LEAD-
FREE SOLDER
CHAPTER 11. COMPONENT REPLACEMENT
AND ADJUSTMENT PROCEDURE
[1]
BEFORE OPERATING .......................... . ...11-1
[2]
OUTER CASE REMOVAL ..................... . ...11-1
[3]
MOVAL................................................... . ...11-2
[4]
REMOVAL.............................................. . ...11-2
[5]
MAGNETRON REMOVAL ..................... . ...11-2
[6]
CASE TYPE) REMOVAL ....................... . ...11-2
[7]
TURNTABLE MOTOR REMOVAL ......... . ...11-2
[8]
COOLING FAN MOTOR REMOVAL...... . ...11-3
[9]
MENT..................................................... . ...11-3
MOVAL................................................... . ...11-4
TOR SWITCH ADJUSTMENT ............... . ...11-4
DOOR SENSING SWITCH AND MONI-
TOR SWITCH ADJUSTMENT ............... . ...11-4
[13] DOOR REPLACEMENT ........................ . ...11-5
CHAPTER 12. MICROWAVE MEASUREMENT
CHAPTER 13. TEST DATA AT A GLANCE
CHAPTER 14. CIRCUIT DIAGRAMS
[1]
Oven Schematic..................................... . .. 14-1
[2]
Pictorial Diagram (Figure S-1) ............... . .. 14-3
[3]
Control Unit Circuit (Figure S-2)............. . .. 14-4
[4]
Printed Wiring Board ............................. . .. 14-5
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