Canon IXUS 1100 HS - Manual (Page 100)

100
You can make the main subject, such as people, appear bright by having the
camera provide the appropriate illumination with the flash. At the same time,
you can use a slow shutter speed to brighten the background that the light
from the flash cannot reach.
Choose
Z.
z Touch , then touch Z.
z Touch Z again to make the setting.
X Once set, Z will appear on the screen.
Shoot.
z Even if the flash fires, ensure that the main
subject does not move until the shutter
sound ends.
Shooting with Slow Synchro
Attach the camera to a tripod to prevent the camera from moving and
blurring the image. Additionally, you should set the [IS Mode] to [Off] when
shooting with a tripod (p. 165).
You can also choose items by touching .