Chapter 4 Pci Graphic Setup; Introduction; Chipset; Display Memory - Intel SOM-4486 ETX Module User Manual

Chapter 4 PCI Graphic Setup

4.1 Introduction

The SOM-4486 has an onboard PCI/AGP flat panel/VGA interface. The
specifications and features are described as follows:

4.1.1 Chipset

The SOM-4486 uses a Intel 852GM for its graphic controller. It supports
LVDS LCD displays, and CRT monitors.

4.1.2 Display memory

The 852GM chip can support up to 8MB dynamic frame buffer shared
with system memory; the VGA controller can drive CRT displays up to
1600 x 1200 at 85-Hz and 2048 x 1536 at 75-Hz, color panel displays in
LVDS model with resolutions up to UGXA panel resolution with fre-
quency range from 25 MHz to 112 MHz.

4.1.3 Display types

CRT and panel displays can be used simultaneously. The SOM-4486 can
be set in one of three configurations: CRT only, LVDS only, both CRT
and LFP (LVDS). The system is initially set to simultaneous display
mode - CRT and LFP (LDVS). If you want to enable other display mode,
please set up manually. Set up example is shown as in the following chap-
ters.

4.1.4 Dual/Simultaneous Display

The SOM-4486 uses a Intel 855GME controller that is capable of provid-
ing simultaneous dual view display of the same content on a flat panel
and CRT.
To set up dual view (simultaneous mode) under Windows 9x, Windows
ME, Windows 2000/XP, follow these steps:
Step 1. Open the Control panel, and select "Display", "Settings".
Step 2. Select "Advanced."
Step 3. Select "Graphic Properties."
Step 4. Select "Devices" mode and click "OK".
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