HTC Raphael Service Manual page 78

Doc. Title
10．Battery Pack does not recharge
(1) Make sure the Battery Pack takes fully charge with AC Adapter.
(2) Check whether the condition of Battery Charging status is correct. Charge should be done no more than 4
hours.
(3) Dismantle the unit and check the appearance of Battery Pack.
(4) Try with another Battery Pack or Replace Battery Pack if necessary
(5) Try with another Main Board or Replace Main Board if necessary.
(6) Once the defective part has been identified, verify it again with the defective part whether the symptom
could be duplicated.
11．No Sound from Speaker or Distorted sound
(1) Check "Sound & Notifications" Settings in the unit for Sound Enabling.
(2) Make sure it's not MUTED.
(3) Try to re-flash the ROM code.
(4) Clean up the speaker connection side on MB if there is any contamination.
(5) Dismantle and Check whether the Speaker is properly installed (Orientation)
(6) Replace Speaker if necessary.
(7) Replace Main Board if necessary.
(8) Once the defective part has been identified, verify it again with the defective part whether the symptom
could be duplicated.
12．No Recorded Sound or Distorted sound
(1) Check "Sound & Notifications" Settings in the unit for Sound Enabling.
(2) Make sure it's not MUTED.
(3) Try to re-flash the ROM code.
(4) Dismantle and Check whether the Microphone is properly installed.
(5) Replace Microphone if necessary.
(6) Replace Main Board if necessary.
(7) Once the defective part has been identified, verify the defective part again whether the symptom could be
duplicated with another unit.
HTC CONFIDENTIAL
HTC Corporation
.
Raphael Service Manual
Issued Date 2008/7/2
Revised Date 2008/12/01
Page 78 of 98
SM-TP001-0704
REV.
A10