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【系统天堂下载】苹果IOS 5.1.1固件官方下载iPhone / iPad / iPod Touch系列
3GS:
http://appldnld.apple.com/iOS5.1.1/041-4347.20120427.o2yov/iPhone2,1_5.1.1_9B206_Restore.ipsw
iPhone4:
http://appldnld.apple.com/iOS5.1.1/041-4293.20120427.3DRyb/iPhone3,1_5.1.1_9B206_Restore.ipsw
iPhone4 CDMA:
http://appldnld.apple.com/iOS5.1.1/041-4291.20120427.Zs8F0/iPhone3,3_5.1.1_9B206_Restore.ipsw
iPhone4s
http://appldnld.apple.com/iOS5.1.1/041-4346.20120427.1RuDG/iPhone4,1_5.1.1_9B206_Restore.ipsw
iPod touch 3
http://appldnld.apple.com/iOS5.1.1/041-4300.20120427.WvgGq/iPod3,1_5.1.1_9B206_Restore.ipsw
iPod touch 4
http://appldnld.apple.com/iOS5.1.1/041-4298.20120427.Tzr8w/iPod4,1_5.1.1_9B206_Restore.ipsw
iPad 1
http://appldnld.apple.com/iOS5.1.1/041-4292.02120427.Tkk0d/iPad1,1_5.1.1_9B206_Restore.ipsw
iPad2 WIFI
http://appldnld.apple.com/iOS5.1.1/041-4294.20120427.Pp5qM/iPad2,1_5.1.1_9B206_Restore.ipsw
iPad2 WIFI+3G
http://appldnld.apple.com/iOS5.1.1/041-4296.20120427.dPX6x/iPad2,2_5.1.1_9B206_Restore.ipsw
iPad2 WIFI+CDMA
http://appldnld.apple.com/iOS5.1.1/041-4297.20120427.NAvbf/iPad2,3_5.1.1_9B206_Restore.ipsw
New iPad2 (新制程版)
http://appldnld.apple.com/iOS5.1.1/041-4295.20120427.8nB8U/iPad2,4_5.1.1_9B206_Restore.ipsw
The New iPad WIFI
http://appldnld.apple.com/iOS5.1.1/041-4327.20120427.xW6U6/iPad3,1_5.1.1_9B206_Restore.ipsw
The New iPad WIFI+4G+CDMA
http://appldnld.apple.com/iOS5.1.1/041-4328.20120427.1sCra/iPad3,2_5.1.1_9B206_Restore.ipsw
The New iPad WIFI+4G
http://appldnld.apple.com/iOS5.1.1/041-4329.20120427.LTkro/iPad3,3_5.1.1_9B206_Restore.ipsw
