*#06# : Checking the IMEI (International Mobile Equipment Identity)
*#21# : All calls deactivated
*#43# : All calls deactivated

*#61# or *#62# or *#67# or *#77# : Either all calls deactivated or if you`ve got voicemail activated then it gives you info on it.

FREE SMS Trick

To send Free SMS messages on your Philips C12, type the message and choose to send (as usual). As the 'requesting' text comes up, hold down the power button and the message will be sent for free !

Note : Please check your account balance after sending the message to ensure that no amount has been deducted. We assure but (do not guarantee) that this trick would work.

Tip : You can use it to send free SMS if you have no more talktime.

Phonebook Position

xx# where xx position in Phone Book (e.g. 09#, the number is saved on place 09)