Pentax *ist Operating Manual page 155

Custom Functions
Setting of Custom Functions
1
Set the mode dial to
.
2
Use the four-way
controller
select the custom
function number you
wish to set.
Custom Function number
Custom Functions
[CF1] Setting the auto bracketing sequence
1 correct exposure under exposure over exposure
2 under exposure correct exposure over exposure
3 over exposure correct exposure under exposure
[CF2] Setting the shooting mode after auto bracket
shooting
1 Returns to single frame shooting
2 Remains in auto bracketing
[CF3] Setting AF/AE at the focus point
1 Does not link AF and AE (AF only)
2 Links AF and AE
[CF4] Setting the AF function to the AE lock button
1 The AE lock function is assigned to the AE lock
button.
2 The AF function is assigned to the AE lock button.
[CF5] Setting the film speed manually
1 Sets film speed automatically
2 Sets film speed manually
3
Use the four-way
controller
select the setting
number.
to
To set the custom function
Use the four-way controller
To set the setting number
Use the four-way controller
Setting number
.
.
to