Advantech PPC-S123 manual VGA Interface, 2 COM3 / COM4 pin 9 output type setting JP5

4.3.2 COM3 / COM4 pin 9 output type setting (JP5)

Table 4-7: COM3/COM4 pin 9 setting (JP5)

*Normal operation +5 V output +12 V output

6

4

2

5	6	5
3	4	3
1	2	1

6	5
4	3
2	1

* default setting

Note:	Pins 1, 3 and 5 are for COM3.
	Pins 2, 4 and 6 are for COM4.

4.4 VGA Interface

The panel PC's AGP VGA interface can drive conventional CRT displays. It is also capable of driving a wide range of flat panel displays, including electroluminescent (EL), gas plasma, passive LCD and active LCD displays.

4.4.1 LCD panel power setting

The panel PC's AGP SVGA interface supports 5 V and 3.3 V LCD displays. The LCD cable already has a built-in default setting. You do not need to adjust any jumper or switch to select the panel power.

Chapter 4 Jumper Settings and Connectors 37