The phone prompts you to insert the SIM card.

Ensure that the SIM or USIM card is installed correctly.

Your phone displays “Service unavailable” or “Network error.”

When you are in areas with weak signals or poor reception, you may lose reception. Move to another area and try again.

You cannot access some options without a subscription. Contact your service provider for more details.

You enter a number, but the call is not dialled.

Ensure that you have pressed the Dial key: [ ].

Ensure that you have accessed the right cellular network.

Ensure that you have not set call barring for the phone number.

Another caller cannot reach you.

Ensure that your phone is turned on.

Ensure that you have accessed the right cellular network.

Ensure that you have not set call barring for the phone number.

Another caller cannot hear you speaking.

Ensure that you are not covering the built-in microphone.

Ensure that the microphone is close to your mouth.

If using a headset, ensure that it is properly connected.

troubleshooting

b

Page 88
Image 88
Samsung GH68-24684A manual Ensure that the SIM or Usim card is installed correctly