IBM SBC-659P manual Jumpers Function

Jumpers

Jumpers	Function
JP1(1-2)	Front Panel (Power On Button)
JP1(3-4)	Front Panel (IDE Driver LED)
JP1(5-6)	Front Panel (External Speaker)
JP1(7-8)	Front Panel (Case Open)
JP1(9-10)	Front Panel (Reset)
JP2	Clear CMOS
JP3	FSB Frequency Select
JP4	COM2 Ring/+5/+12 V Select
JP5	COM2 RS-232/422/485 Select
JP6	COM2 RS-232/422/485 Select

1 4 SBC-659P Installation Guide