GE JVM1790SK Service Manual - Page 3

FOREWORD Read this Manual carefully. Failure to adhere to or observe the information in this Manual may result in exposing yourself to the Microwave Energy normally contained within the oven cavity. TABLE OF CONTENTS (Page) SAFETY PRECAUTIONS Inside front page SPECIFICATIONS 1-1 CAUTIONS 2-1 INSTALLATIONS 3-1 OPERATING INSTRUCTIONS 4-1 CONTROL PANEL 4-1 CONTROL PANEL INSTRUCTIONS 4-2 OVERALL CIRCUIT DIAGRAM 5-1 SCHEMATIC DIAGRAM 5-1 MATRIX CIRCUIT FOR TOUCH KEY BOARD 5-2 GENERAL INFORMATION FOR SERVICE 6-1 GENERAL PRECAUTIONS IN USE 6-1 TRIAL OPERATION 6-1 FEATURES AND SPECIFICATIONS FEATURES 6-1 SERVICE INFORMATION 7-1 PRECAUTIONS AND REPAIR SERVICE TIPS 7-1 MICROWAVE LEAKAGE TEST 7-2 POWER OUTPUT MEASUREMENT 7-3 DISASSEMBLY INSTRUCTIONS 7-4 INTERLOCK SYSTEM 7-12 INTERLOCK CONTINUITY TEST 7-14 TEST AND CHECKOUT PROCEDURES AND TROUBLE SHOOTING 7-15 A. TEST PROCEDURES 7-15 B. CHECKOUT PROCEDURES 7-19 C. TROUBLE SHOOTING 7-24 EXPLODED VIEW 8-1 PART REFERENCE LIST 9-1 SCHEMATIC DIAGRAM OF PCB 10-1 PRINTED CIRCUIT BOARD 10-2 PCB PARTS LIST 11-1