HTC SkyWriter Service Manual page 52

Doc. Title
Items to Check
Problem Area
Visually inspect the
Microphone.
Recording Exclude software issue.
Check the record key
works normally or not.
Headset Exclude software issue.
Check the headset
Check the audio jack
status
7.3.4 No sound from Loudspeaker or Distorted sound**
Items to Check
Problem Area
No sound/High
Exclude software issue.
pitch noise
from
Check the audio volume
Loudspeaker
setting.
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. 52
Revised Date
Repair Action
•
If dirty or oxidized –
Clean
•
If damaged or oxidized -
Replace Microphone.
•
Replace Main Board if
necessary.
•
Try to hardware reset the
unit and try again.
•
If dirty – Clean
•
If damaged – Replace
record switch.
•
Try to hardware reset the
unit and try again.
•
If headset is damaged,
change another one.
•
If dirty – Clean
•
If damaged – Replace
audio jack.
Repair Action
•
Try to hardware reset the
unit and try again.
•
If disabled--Turn the
volume on.
Doc. No. DOC-00045404
Issued Date
2008/08/18
2008/08/15
Page 52 of 83
Remark
Remark
REV.
A01