Example firmware U900XEHL1
U900 = Model
XX = The linguistic area
H = Year
L = Month
1 = Version of month
The linguistic area : Europe ,Africa ,Asia .
Europe:
BD Cyprus, Greece
CP Finland
DB Vietnam
DC Thailand
DD India
DT Australia
DX Indonesia, Malaysia, Philippines, Singapore, Vietnam
DZ Malaysia, Singapore
JA South Africa
JC Algeria, Morocco, Nigeria, South Africa, Tunisia
JP Arabic
JR Arabic
JV Algeria, Egypt, Iran, Iraq, Kuwait, Morocco, Nigeria, Oman, Pakistan, Saudi Arabia, South Africa, Syria, Tunisia, Turkey
MT Switzerland
XA Austria, France, Germany, Italy, Netherlands, Switzerland, United Kingdom
XB Denmark, Norway, Sweden
XC Portugal, Spain
XD Croatia, Czech, Hungary, Slovakia
XE Bulgaria, Estonia, Kazakhstan, Latvia, Lithuania, Russia, Ukraine
XF Bulgaria, Croatia, Romania
XX Austria, Belgium, France, Germany, Hungary, Italy, Spain, United Kingdom
ZC China, Hong Kong
ZH Hong Kong
ZT Taiwan
Africa:
JC : Algeria/Tunisia
JP/JR : Arabic
JV : Turkey
Asia:
DB : Vietnam
DC : Thailand
DD : India
DT : Australia
DX : Thailand/Indonesia/Vietnam/Malaysia
Locked phones may include:
BO : T-mobile
AM : Vodafone
AO : O2
AN : E-Plus
Year:
A : 2001
B : 2002
C : 2003
D : 2004
E : 2005
F : 2006
G : 2007
H : 2008
I : 2009
Month:
A : January
B : February
C : March
D : April
E : May
F : June
G : July
H : August
I : September
J : October
K : November
L : December
Revision:
1 - ??
Minor fix in firmware within a month