Without a SIM, this code may not work.
Ensure the device is powered on. It is highly recommended to have a full battery charge, as a power failure during the reset process can lead to permanent software corruption. The Key Combination: Simultaneously press and hold the (Asterisk) key, the key, and the (Green) button. Initiating the Cycle: While holding these three keys, press the button briefly. Completion: How to Hard Reset NOKIA 1616
If you cannot access the menu because the phone is frozen or you've forgotten your customized lock code, use this hardware shortcut: Codes for Nokia phones - Mobile Master Without a SIM, this code may not work