Default Install STOCK ROM via odin on i9505 0x0 KNOX

Hello. Today, i rooted my S4(i9505) and i instaled a wrong font package and my phone entered in bootloop mode. How can i get out of it without voiding my warranty and knox counter still remain at 0x0? Can i flash a stock rom by odin? Please help me with this problem. thanks in advance!
Phone: Samsung Galaxy S Plus
Rom: SlimBean version 5.6 test builds
Android: JellyBean 4.2.2
Kernel: Stock kernel