Canon AS 6 - Manual (Page 35)

In the last three cases, the flash will pre­
vent your subject from turning out too
dark if it is between 1.5 m (5 ft.) and 3 m
(10 ft.) of you.
1.
Turn the flash switch
e
in the direction
of the arrow, so that the yellow mark is
aligned with the V mark
2. Wait for the flash-ready lamp ® to light.
3. Look through the viewfinder ® and
frame the subject, then press the shutter
button all the way down to take the picture.