SHOCK, FIRE HAZARD SERVICE TEST :
CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC
cord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product
and controls and chassis bottom.
Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied,
and verifi ed before it is return to the user/customer.
Ref. UL Standard No. 1492.
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS ........................................................................................... 3
2. TECHNICAL DESCRIPTION ............................................................................................... 5
3. SERVICE MODE ................................................................................................................. 8
4. SYSTEM ERROR ................................................................................................................10
5. UPDATE FIRMWARE .........................................................................................................11
6. WIRING DIAGRAM .............................................................................................................19
7. BLOCK DIAGRAM ..............................................................................................................21
8. SCHEMATIC DIAGRAM .................................................................................................... 23
9. PARTS LOCATION ............................................................................................................39
10. EXPLODED VIEW AND PARTS LIST ............................................................................... 57
11. MICROPROCESSOR AND IC DATA .................................................................................. 67
12. ELECTRICAL PARTS LIST ................................................................................................ 93
13. ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONE .............................133
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