Canon EOS-1D X Mark III DSLR Camera (Body Only) User Manual
Page 176
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3.
Set [Maximum].
Select the [
Maximum
] box, then press <
>.
Select the ISO speed, then press <
>.
4.
Select [OK].
Note
The [
Minimum
] and [
Maximum
] settings will also function as the minimum and
maximum speeds for ISO speed safety shift (
176
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