Troubleshooting

If you have trouble with your device, try these procedures before you contact a service professional.

When you turn on your device, the following messages may appear:

Message

Try this to solve the problem:

The SIM card is

Ensure that the SIM or USIM card is installed

missing.

correctly.

 

 

When using the device for the first time or when

 

the PIN requirement feature is enabled, you must

Enter PIN.

enter the PIN supplied with the SIM or USIM card.

To disable the PIN requirement feature, tap Start

 

> Settings > Basic Settings tab > Security > SIM

 

PIN, and then tap

next to Require PIN when

 

phone is used.

 

SIM card

Your SIM or USIM card is blocked, usually as a

result of entering your PIN incorrectly several

blocked.

times. You must enter the PUK supplied by your

 

service provider.

 

 

 

 

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