Sony 1265-9041, ST26i manual My wired headset does not work, I cannot use Internet-based services

Models: 1265-9043 ST26i 1265-9045

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My wired headset does not work

Make sure the wired headset that you are using complies to the CTIA standard. Your phone supports the CTIA standard, and may not be fully compatible with other standards such as OMTP.

If you have a wireless headset that is compatible with your phone, try using that instead.

I cannot transfer content between my phone and the computer, when using a USB cable

The software or the USB drivers have not been properly installed. Go to www.sonymobile.com for more detailed installation instructions and troubleshooting sections.

I cannot use Internet-based services

Make sure your subscription covers data downloads and that the Internet settings in your phone are correct. See Internet and messaging settings on page 33 for more information on how to enable data traffic, data roaming, and download Internet settings. Contact your network operator for more information about your subscription settings.

Error messages

No network coverage

Your phone is in Airplane mode. Make sure Airplane mode is turned off.

Your phone is not receiving any network signal, or the received signal is too weak. Contact your network operator and make sure that the network has coverage where you are.

The SIM card is not working properly. Insert your SIM card in another phone. If this works, it is probably your phone that is causing the problem. In this case, contact the nearest Sony service center.

Emergency calls only

You are within range of a network, but you are not allowed to use it. However, in an emergency, some network operators allow you to call the international emergency number 112. See Emergency calls on page 37 for more information.

SIM card locked

You have entered your PIN incorrectly 3 times in a row. To unlock the phone, you need the PUK provided by your operator.

SIM card is PUK locked

You have entered your PUK (Personal Unblocking Key) incorrectly 10 times in a row. Please contact your service provider.

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Sony 1265-9041 My wired headset does not work, I cannot use Internet-based services, Error messages, No network coverage