Jumpers And Connectors; Floppy Drive Connector (Cn3); Parallel (Printer) Connector (Cn4); Power Connector (Cn5) - Aaeon SBC-456 Manual

Connectors on the board link it to external devices such as hard
disk drives, a keyboard, or floppy drives. In addition, the board has
a number of jumpers that allow you to configure your system to suit
your application.
The table below lists the function of each of the board jumpers and
connectors:
Label
CN1
CN2
CN3
CN4
CN5
CN6
CN7
CN8
CN9
CN10
CN11
J1
J2
J3
J4
J5
J6
J7
J8
JP1
JP2
JP3
JP4
JP5
10 SBC-456/456E User Manual
Function
HDD connector
LCD connector
Floppy drive connector
Parallel (printer) connector
Power connector
RS232/422/485 connector
Ethernet connector

RS-232 connector

VGA connector
Internal keyboard connector
KB/PS2 mouse connector
HDD LED connector
Ethernet link signal LED
Ethernet active signal LED
Buzzer or external speaker
Reserved IR connector
Clear CMOS
Power LED & keylock
Fan power connector
LCD SHF/ASHF clock select
LCD panel voltage setting
DOC address setting
Hardware reset
RS232/422/485 select