ICS updates for Xperia Arc and Neo out now

Sony Ericsson Xperia Arc and Xperia Neo are now getting updated to Ice Cream Sandwich and the update has started appearing for these handsets in batches. The phones are getting updated to Android 4.0.4, but will remain on the 2.6.32 kernel. 

Sony has put up a post on their official site stating that, The Ice Cream Sandwich software update for 2011 Xperia™ Smartphone’s is now being rolled out. The update is released in batches, and below you will find links your phones list of all the currently released ICS software’s. Since there are minor differences in the software depending on product, country and operator we have a unique identifier that we call Sales Item (SI). The SI is identified by an 8-digit number in the format XXXX-XXXX. To find out what SI number your phone has, please take off the back-cover and take out the battery. Under the battery you will find your SI number”.

The phone model with their SI numbers can be found below: 

• Xperia Arc (LT15) 1246-7111 
• Xperia Arc (LT15) 1246-7138 
• Xperia Arc (LT15) 1246-9195 
• Xperia Arc (LT15) 1246-9496 
• Xperia Arc (LT15) 1246-9497 
• Xperia Arc (LT15) 1246-9533 
• Xperia Arc (LT15) 1246-9534 
• Xperia Arc (LT15) 1246-9779 
• Xperia Arc (LT15) 1246-9780 
• Xperia Arc (LT15) 1246-9781 
• Xperia Arc (LT15) 1246-9782 
• Xperia Arc (LT15) 1247-0077 
• Xperia Arc (LT15) 1247-0079 
• Xperia Arc (LT15) 1247-0085 
• Xperia Arc (LT15) 1247-0193 
• Xperia Arc (LT15) 1249-1680 
• Xperia Arc (LT15) 1249-4998
• Xperia Arc (LT15)  1252-5809
• Xperia Arc (LT15) 1252-5837
• Xperia Neo (MT15) 1246-9897 
• Xperia Neo (MT15) 1246-9898 
• Xperia Neo (MT15) 1246-9899 
• Xperia Neo (MT15) 1246-9900 
• Xperia Neo (MT15) 1246-9901 
• Xperia Neo (MT15) 1246-9902 
• Xperia Neo (MT15) 1246-9903 
• Xperia Neo (MT15) 1246-9904 
• Xperia Neo (MT15) 1246-9909 
• Xperia Neo (MT15) 1246-9910 
• Xperia Neo (MT15) 1246-9911 
• Xperia Neo (MT15) 1246-9949 
• Xperia Neo (MT15) 1246-9950 
• Xperia Neo (MT15) 1247-1216 
• Xperia Neo (MT15) 1247-1217 
• Xperia Neo (MT15) 1251-2051 
• Xperia Neo (MT15) 1251-2052 
• Xperia Neo (MT15) 1251-2053