Advantech PCA-6774, Руководство пользователя

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PCA- 6774 User’s Manual 10
Chapter 2 Installation
2.1 Jumpers
The PCA-6774 has a number of jumpers that allow you to configure your
system to suit your application. The table below lists the functions of the
various jumpers.
2.2 Connectors
On-board connectors link the PCA-677
4
to external devices such as hard
disk drives, a keyboard, or floppy drives. The table below lists the func-
tion of each of the board’s connectors
Table 2.1: Jumpers
Label Function
J1 CMOS clear
J2 Watchdog timer output selection
J3 COM2 RS232-422-485 Select