1. - Turn on the handset on with a SIM card not accepted by the device (your new network operator)
2. - If the card has a PIN number, enter it and press OK.
3. - The device will prompt: “Network lock”, Now enter the unlock code and press OK.
4. - Your cellphone will indicate: "The operation was successful", becoming permanently unlocked.
Minor code: If the code in step 4 does not work, type the code [CODE2] and press Unlock, the phone will indicate Unlock fail, now dial the code again from step 4.
Unlock your Samsung SGH-500 and don’t lose the stored data. At UnlockPhone.com we fully guarantee this. Unlock your mobile by IMEI code, and you’ll be able to choose the network operator that offers you the best contract terms.