Canon EOS 5D Mark III Instruction Manual page 128

i: Setting the ISO SpeedN
3 Setting the ISO Speed Range
You can set the manually-settable ISO speed range (minimum and
maximum limits). You can set the minimum limit within L (ISO 50) to H1
(ISO 51200), and the maximum limit within ISO 100 to H2 (ISO 102400).
128
Select [ISO speed settings].
1
Under the [z2] tab, select [ISO
speed settings], then press <0>.
Select [ISO speed range].
2
Select [ISO speed range], then press
<0>.
Set the minimum limit.
3
Select the minimum limit box, then
press <0>.
Turn the <5> dial to select the minimum
limit ISO speed, then press <0>.
Set the maximum limit.
4
Select the maximum limit box, then
press <0>.
Turn the <5> dial to select the maximum
limit ISO speed, then press <0>.
Exit the setting.
5
Turn the <5> dial to select [OK],
then press <0>.
The menu reappears.