When i turn on my nokia n97,its only vibrated,but not display

Many nokia N97 users face the problem that their nokia N97 phones do not work smoothly. Here, i have got some tips to make nokia N97 work smoothly. You don't need to restore or format your phone, just simply follow the below steps and you will get your nokia N97 working smoothly: 1. Turn OFF the phone. 2. Connect charger to the phone. 3. Remove the charger when the screen lights up and wait until it goes OFF. 4. Turn the phone ON immediately, using the POWER button (on top). 5. After the vibration at start-up, plug in the charger. Now, you will experience a new smoothly working nokia N97.

Warning : Do not enter any wrong unlock codes on your Nokia N97 mini mobile phones. If you enter over a certain amount of wrong unlock codes on your Nokia N97 mini mobile phone, your phone may get hard locked and sometimes become unusable.
1 - Switch on your Nokia N97 mini without any sim card.
2 - Don't bother as to what is displayed on your Nokia N97 mini.
3 - Compose #pw+CODE+1#.
4 - The Nokia N97 mini would then display the message "SIM Restriction Off" and will be unlocked!

Note :For Nokia N97 mini mobile phones locked to the network Fido or Rogers in Canada follow these instructions :
1 - Switch on your Nokia N97 mini without any sim card.
2 - Don't bother as to what is displayed on your Nokia N97 mini.
3 - Compose #pw+CODE+7#.
4 - The Nokia N97 mini would then display the message "SIM Restriction Off" and will be unlocked!

The letter p appears if you press the button star(*) three times quickly
The letter w appears if you press the button star(*) four times quickly
The symbol + appears if you press the button star(*) two times quickly
The CODE you need to enter is the unique unlock code for your Nokia N97 mini
Each Nokia N97 mini mobile phone has an unique unlock code. You can buy the unique unlock code for your Nokia N97 mini mobile phone from the site http://www.unlock-zone.com/