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PD721
Service manual
Acer PD721 Service Manual page 26
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Contents
Table of Contents
Troubleshooting
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Table of Contents
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5.
Tear off Keypad Light Insulator, then remove four screws of Keypad Board and tear off
3M Tape then unscrew two screws of Speaker Holders to remove speaker.
Speaker Rubber Left
Speaker
Keypad Board
Speaker Holder
Tape 3M J350 17*60mm
Speaker Rubber Right
Keypad Light Insulator
19
Chapter 3
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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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