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How To Install Android 4.1.2 Jelly Bean on I9003 Galaxy SL via Jelly Prime ROM

If you thing Galaxy SL I9003 can’t take Android 4.1.2 Jelly Bean then think again! XDA developer LoLaTiOn introduce Android 4.1.2 Jelly Bean based Jelly Prime ROM with AROMA feature. The Jelly Prime ROM comes with best features of CyanogenMod 10 (CM10), AOKP and Paranoid Android along with its own customization. This is a stable ROM despite having a tag of WIP (work in progress). If you want to upgrade your Galaxy SL I9003 from Android 2.3 Gingerbread to Android 4.1.2 Jelly Bean then Jelly Prime ROM will be a good option for you.
Jelly Prime ROM Features

  • CM10
  • AOKP Build 5
  • Paranoid Android 2.23
  • Aroma
  • Google apps
  • Tweaks
  • Mod Stock 4.2
Warning!
This tutorial is only for Galaxy SL model number I9003. Don’t try this guide in any other Android device. Check your device’s model number in: Settings » About phone. Also, we are not responsible for any damage caused due to the instruction given in this page. Try this at your own risk. Although, it is very unlikely that your device will be damaged if you follow all the instructions as it is which are mentioned in procedure.
Galaxy-SL-I9003
Pre Requisites:
Backup your data first using below mentioned instructions, so that if you lost any data you can recover it easily.
SMS & Call LogUse SMS, MMS & Call Log Entries Backup & Restore App
Contacts & SettingsUse Android default backup options.
Images, Songs, Videos, Files – Copy to Internal/External SD card.
APN and MMS Settings – Note down from the path “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names
Important!
  1. Make sure your device have at least 80% battery power. [How to Check Battery Percentage in Android Phones]
  2. Backup your EFS Folder. [Guide]
  3. You already have USB Driver Installed for Galaxy SL I9003 in your PC. [Download USB Driver]
  4. Make sure USB Debugging is enabled. [Guide]
  5. Your device is rooted [Guide] and have ClockworkMod Recovery Installed [Guide].
If you done everything that we mentioned above then you are ready to move the next page of this guide where we compile an easy to follow step-by-step guide on how to flash Android 4.1.2 Jelly Bean based Jelly Prime ROM for Galaxy SL I9003.

source : androidjinn.com