Samsung SGH-D807 User Manual page 159

"No service," "Network failure" or "Not done"
displays
♦
The network connection was lost. You may be in a weak signal area
(in a tunnel or surrounded by buildings). Move and try again.
♦
You are trying to access an option for which you have not taken
out a subscription with your service provider. Contact the service
provider for further details.
You have entered a number but it was not dialed
♦
Have you pressed the
♦
Are you accessing the right cellular network?
♦
Is Call Barring turned on? (see "Call Barring" on page 137 for more
details)
Your correspondent cannot reach you
♦
Is your phone switched on (the
second)?
♦
Are you accessing the right cellular network?
♦
Is Call Barring turned on? (see "Call Barring" on page 137 for more
details)
♦
Has your phone been call forwarded to another number?
Your correspondent cannot hear you speaking
♦
Have you switched off the microphone?
♦
Are you holding the phone close enough to your mouth? The
microphone is located at the bottom of the phone.
The phone starts beeping and "**Warning** Low
Battery" flashes on the display
♦
Your battery is insufficiently charged. Recharge the battery.
key?
key pressed for more than one
Solving Problems
153