Saturday, March 7, 2015

Guide for G900P complete repair




This guide is for G900P that have following errors:

IMEI CERT: Fail, -3.
IMEI CERT: Fail, -9.
And other errors on CERT control or to IMEI\MEID problems.

This model of phone, to work, needs to have IMEI and MEID matching.

If you want to unlock you device in order to work also on GSM network, the only thing that you need is Samsung Sprint Unlocker (search on Google to download it).

If you want to repair phone, the software that you need is:

- Z3X box or other boxes that support G900P
- DFS CDMA Tool

and you need CERT file with valid and not-blacklisted IMEI.

If you don't know SPC code of your phone, you can read it with MSL Utility apk.

IMPORTANT: your phone must have root to proceed with all operation!

In order to proceed, in phone digit *#0808# and select DM+MODEM+ADB. Connect phone to pc, open DFS CDMA Tool, select correctly port and open it.

If all is ok, the software windows will populate with data from phone. Now, write SPC code in upper left box and click on arrow. In log windows will appear PHONE UNLOCKED. Now, write 16 digit password in Password field and click on arrow: in windows log will appear PHONE UNLOCKED; 16 digit password for major provider and phones are:
Quote:
USCC S3 / S4 / S5 /Note 2 / Note 3 2010031619780721
USSC Note 3 (Kit Kat) 2013051320130909*
Verizon S3 / S4 / S5/ Note 2 / Note 3 2009031920090615
Sprint S3 01F2030F5F678FF9 or 2012112120131219
Sprint S4 / S5 2012112120131219
Sprint Note 2 / Note 3 2012112120131219
Metro PCS S3 2FF811282FF9F323
Cricket S3: 2010031619780721
Cricket S4: 01F2030F5F678FF9*
Alltel S3: 2013032720130712
Gusto (Friend) U365 2011101116083112
Gusto 3 U385 2013091220140410
 N900J/SCL22 password: 01F2030F5F678FF9.
Now, select programming tab and in SPC->STR field write 000000, then click on WRITE.

Close DFS tool, open Z3X box, select correct port and read QCN from phone. Then, erase EFS. If you have errors in erase EFS tick option "Wipe EFS withouth NVM backup".

Now, close Z3X software, open DFS tool and rewrite SPC code to 000000. Then, close DFS, open Z3x and write CERT and QCN (if you had errors on erase EFS).

Now, go to this site: "Online MEID Converter"  write you IMEI of CERT withouth last number, and click on Convert.
http://www.meidconverter.net/


Now, reopen DFS tool, send SPC and PASSWD to unlock phone, fill MEID and ESN fields with data obtained from the site, and click on Write.

Reboot phone and digit *#0011# to check if you have IMEI CERT: PASS, 1.

If phone show Invalid Sim, use SSU.apk (Samsung Sprint Unlocker) to unlock it, set Network Mode on Automatic and reboot phones.

If all is ok, enjoy with your working phone.

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