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PD721
Service manual
Acer PD721 Service Manual page 15
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
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FAN 1-4
THERMAL
SWITCH
THERMAL
SENSOR
LM75
THERMAL BOARD Interface
20P Connector to
3P Connector *4
Formatter Board
2P Connector
16P Connector
4P Connector *2
STB
ECON
KEY 7PIN
ERR_OUT
MAIN
LAMPMISS
BOARD
POWER 15V, 5VA
STANDBY
ERR_OUT
IR_ON
KEY PAD
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Table of Contents
Troubleshooting
Chapter 4 Troubleshooting
33
Main Procedure
34
Performance Troubleshooting
36
Function Troubleshooting
37
Audio Troubleshooting
38
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