Trouble Shooting - AT&T U102AA User Manual

Item
Voltage
Lithium-ion
Capacity
Dimensions (W x H x D)
Licenses
microSD Logo is a trademark of SD-3C LLC.
The Bluetooth word mark and logos are owned by the Bluetooth SIG, Inc.
and any use of such marks by its affiliates is under license. Other
trademarks and trade names are those of their respective owners.
AT&T Cingular Flip™ IV Bluetooth Declaration ID D047693
The Wi-Fi Logo is a certification mark of the Wi-Fi Alliance.

22 Trouble shooting .......................................

Before contacting the service center, follow the instructions below:
. You are advised to fully charge (
. Avoid storing large amounts of data in your phone as this may affect its performance.
. Use Factory reset and the upgrade tool to perform phone formatting or software
upgrading. ALL Users phone data: contacts, photos, messages and files, downloaded
applications will be lost permanently. It is strongly advised to fully backup the phone data
and profile before doing formatting and upgrading.
Carry out the following checks:
My phone has not responded for several minutes
4.35 V
Polymer Lithium-ion
1450 mAh
Approx. 42.7 x 54.15 x 4.8 mm
) the battery for optimal operation.
67
Description