Samsung 11252009_D5 - Manual (Page 73)

65
troubleshoot
ing
Your device does not show a signal (no bars next to the
network icon)
• If you just turned on the device, wait about 2 minutes for
your device to find the network and receive a signal.
• You may not be able to receive a signal in tunnels or
elevators. Move to an open area.
• You may be between service areas. You should receive a
signal when you enter a service area.
You forgot a PIN or PUK
If you forget or lose a PIN or PUK supplied with your SIM
card, contact the seller or your service provider.
Your display shows white lines
The display may show white lines if you have turned the
device on after a long period of disuse or if you removed the
battery without first turning off the device. The display should
correct itself in a short time.
You enter a number, but the call is not dialed
• Ensure that you have pressed [ ].
• Ensure that you have accessed the right cellular network.
• Ensure that you have not set call barring for the phone
number.
You select a contact to call, but the call is not dialed
• Ensure that the correct number is stored in the contact
information.
• Re-enter and save the number, if necessary.
Another caller cannot hear you speaking
• Ensure that you are not blocking the built-in microphone.
• Move the built-in microphone closer to your mouth.
• If using a headset, ensure that it is properly connected.
i7500.book Page 65 Wednesday, November 25, 2009 12:03 PM