Epson PhotoPC 850Z User Manual page 101

Follow these steps to change the power off interval:
1
Push the camera dial lock in and turn the dial to
see the SETUP menu:
7-2 Adjusting Camera Settings
2
Press the ISO button (below Camera SETUP ) to go to
the Camera SETUP menu. The current power off
. You
setting appears in the upper left corner of the screen.
power off
setting
3
Press the top left button (next to the current setting) to
select a new setting.
NOTE
Automatic power off is in effect only when you're using batteries
to power the camera.