Aaeon SBC-551 Manual - page 18

10    SBC-551/552 User Manual

Jumpers and connectors

Connectors on the board link to external devices such as hard disk

drives, keyboard, or floppy drives.  In addition, the board has a

number of jumpers that allow you to configure your system to suit

your applications.

The tables below lists the function of each of the board jumpers

and connectors:

Jumper Label

Function

JP1

Hardware reset

JP2

Thermal alarm LED

JP3

Int VAG setting

JP4

Clear CMOS

JP5

Vio voltage setting

JP7

CPU clock setting

JP8

CPU frequency ratio

JP9

DOC address setting

JP10

RS-232/422/485 select

JP11

PS/2 mouse setting

SW1

CPU voltage setting

Connector  Label

            Function

CN1

IDE LED connector

CN2

HDD connector

CN3

Floppy drive connector

CN4

Parallel (Printer) connector

CN5

Fan connector

CN6

USB connector

CN7

COM2 connector

CN8

Reserved IR connector

CN9

Power connector

CN10

COM1 connector

CN11

VGA connector

CN12

KB/PS2 mouse connector