SurePOS 500 4846-XX5 Technical Reference
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3.10.1 Display mode and operating system restrictions
The operating system, the display size, and any attached CRTs can affect the display resolution. The following
definitions describe the terms and various display configurations:
Display Configuration Definition
Single A type of display configuration that supports only one display device.
Twin
A type of display configuration that supports two display devices, each of which has
the same content, resolution, and timings. Also referred to as Simultaneous mode.
Clone
A type of display configuration that drives two display devices, each displaying the
same content, but can have different resolutions and (independent) timings.
Dual Independent Head
(DIH)
A type of display configuration that supports two displays with different content on
each display device. Also referred to as an Extended Desktop.
The onboard LCD supports the following modes when using the indicated operating system:
• DOS: Single
• Windows 2000 and Windows XP: Clone (default), twin
• WEPOS: Clone (default), twin
The onboard LCD and one extra attached LCD:
• DOS: Single; the onboard LCD is primary
• Windows 2000 and Windows XP: Clone (default), twin, DIH
• WEPOS: Clone (default), twin, DIH
Operating system with display combinations and restrictions
Display DOS Windows
Image Single1 Single
Onboard LCD only
Restrictions None
