I`m searching to change the 3G icon on iOS4.2.1 onmy iphone 4....everywhere they are telling its in /system/library/coreservices/springboard.app..
But its not in there..Default_UMTS_ON.png....someone please help me.. I dont want to install Winterboard seems it slows down a bit the phone !!

can someone help me ? where in which folder can I find the Default_UMTS_ON.png in iOS 4.2.1 on iphone 4 ?

thnx in advence