HTC VOX Servicing page 52

Doc. Title
Continue page for cannot switch off device:
4. Perform OS Re-flash
5. Possibly MB defective
Power off during operation
Power off automatically
1. Battery power runs out.
2. Battery cannot hold charge
3. MB defective
Shutdown immediately in anytime
1. Battery defective
2. MB defective
(2) Communication
USB port failure
1. Check connection setting in activesync.
2. Check cable is connected properly.
3. USB cable is defective
4. Connector in MB is defective
5. Replace MB
Defective IR
1. Ensure port is clean and within allowed distance
2. MB is defective.
(3) Audio
Dump speaker (No sound heard from internal speaker)/ Speaker faulty
1. Check the setting (sound, profile)
2. Something (foreign particle) stuck in audio jack.
3. Check pads of connecting speaker to PCB are clean.
4. Check speaker spring/pin is not bent or broken
5. Speaker is defective
HTC CONFIDENTIAL
宏 宏 宏 宏 達國際電子股份有限公司 達國際電子股份有限公司 達國際電子股份有限公司 達國際電子股份有限公司
High Tech Computer, Corp. High Tech Computer, Corp. High Tech Computer, Corp. High Tech Computer, Corp.
.
VOX Service Manual
DOC- 00026415
Doc. No.
Issued Date 2007/02/12
Revised Date N/A
Page
REV.
A01
52 of 70