Doc. No.
DOC-00045404 REV.
Issued Date
2008/08/18
Revised Date
2008/08/15
A01
Doc. Title
SkyWriter Service Manual
Page
51 of 83
HTC confidential
© 2008 HTC CORPORATION. ALL RIGHTS RESERVED.····························································
TOTAL 83 PAGE NO. 51
宏達國際電子股份有限公司
HTC Corporation
Problem Area
Items to Check
Repair Action
Remark
Exclude software issue.
•
Try to hardware reset the
unit and try again.
Check if the phone function
is active.
•
If it disabled, please turn
it on.
•
Replace Main Board if
necessary.
7.3.3 Audio Problems **
Problem Area
Items to Check
Repair Action
Remark
Exclude software issue.
•
Try to hardware reset the
unit and try again.
Check the audio volume
setting.
•
If disabled--Turn the
volume on.
Check the mute button
status.
•
Make the mute button
turns off.
Visually inspect the Bezel
•
If clogged – Replace
Bezel Assy
Check the audio jack
connector.
•
If pin2 is short to GND–
Replace the audio jack.
Visually inspect the
receiver pads
•
If dirty or oxidized –
Clean
Visually inspect the
receiver.
•
If damaged, dirty or
oxidized - Replace
Earphone Speaker
Receiver
•
Replace Main Board if
necessary.
Microphone
Exclude software issue.
•
Try to hardware reset the
unit and try again.
