Pentax K-7 Operating Manual page 53

I Set the mode dial to
P, Sv or Av.
2 Press the _ button.
The built-in flash pops up.
Press the four-way controller (•).
The [Flash Mode] screen appears.
Select s_w or _. and press the
OK
button.
The shutter speed is set slower to give the appropriate exposure for the
background.
5 Take the picture.
I
2
3
4
Set the mode dial to Tv, TAv or M.
Press the four-way controller (•).
The [Flash Mode] screen appears.
Select _ or _® and press the
OK
button.
Set the shutter speed (for
Tv
mode) or shutter speed and
aperture (for
TAv or M
mode).
Set so that proper exposure is obtained in 1/180 seconds or slower.
Press the _ button.
The built-in flash pops up.
Take the picture.