Jumpers - Advantech PPC-120 User Manual

5.1.2 Jumpers

The motherboard of the panel PC has a number of jumpers that allow you
to configure your system to suit your applications. The table below lists
the function of each of the board's jumpers.
Label Function
JP1 COM3 RI pin setting (Reserved)
JP2 COM4 RI pin setting (Reserved)
JP3 COM2 RS-232/422/485 setting
JP4 COM2 RS-232/422/485 setting
JP5 COM2 RS-232/422/485 setting
JP6 Panel V setting
CC
JP7 ENVEE pin setting
JP8 PCI bus clock setting
JP9 Panel type select
JP10 Cyrix linear mode enable
JP11 System/PCI clock setting
JP12 CMOS clear for external RTC
JP13 CPU V voltage setting
CORE
JP14 CPU frequency ratio setting
JP15 Watchdog timer action
JP16 Reset
JP17 CMOS clear for 5582 internal RTC (Reserved)
JP18 AT/ATX power select (Reserved)
Chapter 5 Jumper Settings and Connectors 45