Samsung SP-A400B Owner's Instructions Manual page 21

4. Click on [Monitor] tab and set the <Screen refresh rate> by
referring to <Vertical Frequency> described in
Resolution/Size Modes table.
Set up both the vertical and horizontal frequency instead of
<Screen refresh rate>.
5. Click the [OK] button to close the window, and click the
[OK] button of the <Display Properties> window to close the
window.
The computer may restart automatically.
6. Shut down the PC and connect to the projector.
Process might vary depending on your type of computer or Windows versions.
(For example, [Properties] appears instead of [Properties (R)] as shown in 1.)
This unit appliance supports up to 24 bits per pixel in Color quality when it is used as a PC monitor.
Projected images may differ from the monitor depending on monitor manufacture or Windows versions.
When connecting the projector to a PC, check that PC setup complies to display settings supported by this
projector. If not, there may be signal problems.
1. Rear of Projector
Plug the power cord into the power terminal on the rear side of the projector.
When used outside of the U.S., HAR cord with fittings of an approved agency may be used.
the Supported
| Basic Settings | Connecting the Power | Connecting to video equipment |