Instructions for unlocking Blackberry Pearl 8120
1. Ensure a SIM Card is inserted
2. Go to 'Manage Connections'
3. Click on 'Turn All Connections Off'
4. Go to 'Options'
5. Click on 'Advanced Options'
6. Click on 'SIM Card'
7. Type 'MEPPD' (letters will not appear on-screen but a menu will pop up.)
8. Type 'MEPP2' (*Note- for Telus, use MEPP4. You will be prompted to enter MEP code)
9. Enter the unlock code (CONFIRM you get "Code Accepted" message)
10. Reboot device
11. Go to 'Manage Connections'
12. Click on 'Restore Connections'
13. Device is now unlocked
http://unlockgenie.com/Unlock-Blackberry-Pearl%208120