Advantech PCM-9388 Manual do Utilizador descarregar pdf (Página 20)

PCM-9388 User Manual 12

2.2.2.7 Power & HDD LED Connector (CN10)

Next, you may want to install external switches to monitor and control the board.

These features are optional: install them only if you need them.

The Power & HDD LED connector is 4-pin Wafer box connector. It provides connec-

tions for a power and hard disk access indicator.

Power & HDD LED Connector (CN10)

The HDD LED indicator for hard disk access is an active low signal (24 mA sink rate).

Power Reset button (S1)

Momentarily pressing the reset button will activate a reset. The switch should be

rated for 10 mA, 5 V.

2.2.2.8 VGA/LCD/LVDS Interface Connections

CRT display connector (CN11)

The CRT display connector is DB15 connector used for conventional CRT displays.

LVDS LCD panel connector (CN22)

The board supports 2 channel 18-bit LVDS LCD panel display.

Users can connect a 48-bit LVDS LCD to it (optional)

TTL LCD panel connector (CN24)

The board supports 18-bit TTL LCD panel display.

LCD inverter Power connector (CN23)

The LCD inverter is connected to CN6 via a 5-pin connector to provide +5 V/+12 V

power.

2.2.2.9 COM Port Connector (CN12, CN15, J3/J4/J5)

The PCM-9388 provides 2 serial ports (COM1 and COM2).

One 7*2P PIN HEADER (CN15) for COM2 output; and one DB-9 connector for

COM1(CN12)

COM RS-232/422/485 settings (J3)

COM2 can be configured to operate in RS-232, RS-422, or RS-485 mode.

This is done via J3.

It provides connections for serial devices (ex: a mouse, etc.) or a communication net-

work. You can find the pin assignments for the COM port connector in Appendix A.

2.2.2.10 Parallel Port Connector (CN13)

Normally, the parallel port is used to connect the card to a printer. The board includes

a multi-mode (ECP/EPP/SPP) parallel port accessed via CN13

The parallel port is designated as LPT1, and can be disabled in the system BIOS

setup.

The parallel port interrupt channel is designated to be IRQ7.

You can select ECP/EPP DMA channel via BIOS setup.

J3/J4/J5 COM2 Setting

Setting Function

J3 (1-2) RS-422

J4 (1-2) RS-232

J5 (1-2) RS-485

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