1 Phone IMEI Is Damaged Or Not? F.E 123456789012345

2 Phone Sp Area Is Damaged Or Not? F.E Config key -FFFFFFFFFFFFFF & PROVIDER - unknown

3 Bb Self Test You Can Do With Service Option.
Security Test
Simlock Test

4 What Can We Do If IMEI Is Damaged?
A.Simple And Easy Way To Repair Is If U Don't Have Backup. Calculate Bb5 Ask 2 Rpl And Write It.
B.Free Way Is Downgrade Phone Then Check. If IMEI And Sp Area Still Damage Update Back And Use Ask 2 Rpl.

5 What If We Have Sp Area Damaged?
A. Simple And Easy Way Is If U Have Backup Of Pm 308(Eeprom In Hex 134) Restore It With Write Pm. Remove Phone Insert Battery And Plug Again And Test Phone.
B. If U Don't Have Backup Just Use Bb5 Ask 2 Rpl To Repair It.

6 What If I Have Backup Rpl And Not Have Pm Backup?
A. Backup Rpl Is For Certificate To Repair Or Restore. So In This You Can Restore IMEI Of Phone But U Can't Restore Sp Area.F.E Configkey –FFFFFFFFFFFFF & PROVIDER - unknown

7 What If I Have Backup Pm And Don't Have Rpl?
A. You Can Restore Or Repair Sp Area But U Can't Restore Or Repair Phone IMEI (Certificate) With Only Pm You Need Rpl Backup Or Repair One..

8 Can I Restore Rpl With Usb Cable?
A. No You Can't Write Rpl (Certificate) Via Usb Because Its Need Active Flash Mode.

9 What I Do After Rpl Write Still Contact Retailer?
A.Most Phone Need To Rewrite Pm Field [1] And [309]
B.Most Phone Can Repair With Downgrade And Write Rpl Then Pm To See If Same Then Update Back Then See If Same Use Ask 2 Rpl..

10 How To Get This Pm Section?
A.Read Any Working Phone Pm 1 To 512.Save To Pc.Open It To Notepad And Remove Field - [308] From It Save Again...Now U Can Us It.

Note That If U Forget To Remove 308field From That Pm Before Writing U Get Damaged Sp Area Phone After Writing This Pm.
B.You Can Also Use Only Pm Field - [1] And Field - [309] Also.

11 Can I Use Any Firmware Pm To Any Firmware?
A. Some Phone Have Security Check For Rf Value.So Test If Not Work U Need Correct Version Pm.

12 What If Still Have Problem Contact Retailer?
A.Do Self Test And Check St Security Test Is Failed Or Not?If Yes Then Read Post Again.If No Then Read B And C
B.If Self Test Pass Then Do Factory Default And After That Do File System Format .
C. As I Think Its Possible From Hardware Also So Check Hardware Section For More Help.. As I Think From My Side [Retu Ic] Responsible.

13 What If I Get Can't Decode At Rpl Write Or Corrupted?
A.Best Way To Solve Contact Rpl Supplier.There Is No Rezone To Give Answer About This Problem Because JAF Team Not Making Any Rpl By Them Self..

That's All.
As I Think There Is No Perfect Solution But May Be This Can Help All.

soon some unexpected news come for bb5 unlock