Canon EOS 5D - Manual (Page 18)

Nomenclature
18
Mode Dial
Battery Charger CG-580
This is a battery pack charger. (p.22)
l : Camera user setting (p.152)
k : Bulb (p.96)
a : Manual exposure (p.90)
f : Aperture-priority AE (p.88)
s : Shutter-priority AE (p.86)
d : Program AE (p.84)
1 : Full Auto (p.46)
Battery pack slot
Red lamp
Power plug