Canon EOS 70DN Basic Instruction Manual page 292

A Selecting a Picture StyleN
Symbols
The symbols of the Picture Style selection screen refer to parameters
such as [Sharpness] and [Contrast]. The numerals indicate the
parameter settings, such as for [Sharpness] and [Contrast], for each
Picture Style.
128
Symbols
g
Sharpness
h
Contrast
i
Saturation
j
Color tone
k
Filter effect (Monochrome)
l
Toning effect (Monochrome)