Advantech RUGGED PENTIUM IPPC-9120 - Manual (Page 46)

Chapter 3 Jumper Settings and Connectors 31
3.1.2 Jumpers and switch
The motherboard of the IPPC-9120/9150 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.
Table 3-1: Jumpers and their functions
Label Function
JP1 Internal -12 V source selection setting
JP2 Wake on LAN (not used for IPPC-9120/9150)
JP3 COM2 RS-232/422/485 setting
JP4 COM2 RS-232/422/485 setting
JP5 COM2 RS-232/422/485 setting
JP6 COM3 / COM4 Pin 9 output type setting
JP7 Watchdog timer action
JP8 CMOS clear for external RTC
JP9 COM1 / COM2 Pin 9 output type setting
SW3 Panel type setting