Dell Streak User Manual page 138

Problem
You cannot make outgoing
calls
You cannot answer
incoming calls
Unable to add contacts to
the device
Echo or noise
138
Troubleshooting
Possible causes
The SIM card is not installed. Install a valid SIM card in your
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
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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