Canon EOS REBEL T2I Instruction Manual page 4

Setting Custom Functions*
Custom Functions
C.Fn I: Exposure _ LV shooting
1 Exposure level increments O
2 ISO expansion p.192 O
3 Flash sync, speed in Av mode O
* The C,Fn I -1 setting will also be applied to movie shooting.
C.Fn I1: Image
4 Long exposure noise reduction O
p.193
5 High ISO speed noise reduction O
6 Highlight tone priority p.194 O
C.Fn II1: AutofocuslDdve
I 7 AF-assist beam firing
I 8 Mirror Iockup
C.Fn IV: OperationlOthers
9 ShuttedAE lock button
10 Assign SET button
11 LCD display when power ON
12 Add image verification data
p.195
p.196
p.197
O
O
"The Shaded Custom Functions do not Work during Live view (LV) Shooting.
(Settings are disab!ed,)
191