Table of Contents
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2-4
EP757
SERVICE MANUAL
2-1.2 Thermal Board Block Diagram
FAN 1-4
THERMAL
SWITCH
THERMAL
SENSOR
LM75
Introduction
Fundamental Principle
Troubleshooting
Function Test and Alignment Procedure
THERMAL BOARD Interface
3P Connector *4
2P Connector
4P Connector *2
Mechanical Construction
Procedure of Disassembly
Firmware Upgrading Procedure
20P Connector to
Formatter Board
POWER 15V, 5VA
16P Connector
Function of Boards
Specifications
DDC Key-In Procedure
STB
ECON
KEY 7PIN
ERR_OUT
MAIN
LAMPMISS
BOARD
STANDBY
ERR_OUT
IR_ON
KEY PAD
Appendix
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