Ricoh PPC-154 - Manual (Page 47)

39 Chapter 5
5.1.2 Jumpers and switches
The motherboard of the PPC-153 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.
5.1.3 Jumper Locations
Figure 5.1: Jumpers on the PPC-153 motherboard
Table 5.1: Jumpers, switches and their functions
Label Function
JP1 FSB (Front Side Bus) Setting
JP2 LCD Power Setting
JP3 Clear CMOS
JP4 COM2 RS232/422/485 jumper setting
JP5 COM1/COM2 pin 9 output type setting
JP6 PS2 Interface for touchscreen
SW1 Panel type setting
1