Service manual

Doc. No. DOC- 00026415 REV.
Issued Date 2007/02/12
.
Revised Date N/A
A01
Doc. Title
VOX Service Manual
Page
52 of
70
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.
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