Dell Streak User Manual page 156

Problem
You cannot make
outgoing calls
You cannot answer
incoming calls
Unable to add contacts
to the device
Echo or noise
156
Troubleshooting
Possible causes
The SIM card is not installed. Install a valid SIM card in
Poor signal.
Your device is in Airplane
mode with no wireless
connectivity.
You have enabled the Call
barring feature.
You have enabled Fixed
Dialing Numbers.
Poor signal.
Your device is in Airplane
mode with no wireless
connectivity.
You have enabled the Call
barring feature.
Memory for storing
contacts is already full.
Poor network trunk quality
on the part of your service
provider, or poor local
telephone line quality.
Possible solutions
your device.
Move to an open space, or if
you are inside a building,
move closer to a window.
Touch the status area on the
status bar and clear the
Airplane mode check box.
Touch the Home button
→ Menu button
Settings→ Call settings→ Call
barring→ Deactivate all.
Touch the Home button
→ Menu button
Settings→ Call settings→
Fixed Dialing Numbers.
Disable Fixed Dialing
Numbers (FDN).
Move to an open space, or if
you are inside a building,
move closer to a window.
Touch the status area on the
status bar and clear the
Airplane mode check box.
Touch the Home button
→ Menu button
Settings→ Call settings→
Additional call settings→ Call
barring→ Deactivate all.
Delete unnecessary contact
information from the
device.
Hang up and dial again. You
may be switched to a
better-quality network trunk
or phone line.
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