AT&T U102AA User Manual page 75

My callers are unable to leave messages on my voicemail
· Contact your service provider to check service availability.
I cannot access my voicemail
· Make sure your service provider's voicemail number is correctly entered in "Voicemail
number".
· Try later if the network is busy.
I am unable to send and receive MMS
· Check your phone memory availability as it might be full.
· Contact your service provider to check service availability and check MMS parameters.
· Verify the server center number or your MMS profile with your service provider.
· The server center may be swamped, try again later.
SIM card PIN locked
· Contact your service provider to obtain the PUK code (Personal Unblocking Key).
I am unable to download new files
· Make sure there is sufficient phone memory for your download.
· Check your subscription status with your service provider.
The phone cannot be detected by others via Bluetooth
· Make sure that Bluetooth is turned on and your phone is visible to other users.
· Make sure that the two phones are within Bluetooth's detection range.
How to make your battery last longer
· Make sure you follow the complete charge time (minimum 3 hours).
· After a partial charge, the battery level indicator may not be exact. Wait for at least 12
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