Originally Posted by bobbybrown

Little bit update: out of 3 planned 772ER conversion to "version 3" 777, or 77S, two are finished.

772 upgrading status (from seatguru ver.1 to ver.3)
Will be finished by May 2010
HL7530 Done. Upgrading work is done between 9/01/09-9/30/09
HL7531 Done. 11/02/09-11/25/09
HL7526 Possibly on-going. 11/27/09-
(followings are in just numeric order)
HL7574 HL7575 HL7598 HL7714 HL7715 HL7721

773 upgrading status
1 will finish upgrading on late Feb 2010, others are planned at May-Aug 2010.
HL7532 HL7533 HL7534 HL7573

332/333: too hard to track at this moment

More and more 772 ver.3 comes into the schedule at mid-Dec (2009), early-Jan, late-Jan, mid-Mar, early-Apr, late-Apr, and sometime in May (all 2010). February 2010 will be dedicated to one 773 upgrading work. Also 3 more 773 will be upgraded between late-May and late-July (or early-Aug) 2010. In the meantime, I see 332 and 333 newer version appears from May/June 2010, but not sure about this for now.