HTC SkyWriter Service Manual page 51

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