Advantech PPC-123, User Manual

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49 Chapter 5
5.1.2 Jumpers and switch
The motherboard of the PPC-123 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 Connectors
Onboard connectors link the panel PC to external devices such as hard
disk drives or floppy drives. The table below lists the function of each of
the board’s connectors.
Table 5.1: Jumpers and their functions
Label Function
JP1 Internal -12 V source selection setting
JP2 LAN power type selection
JP3 Watchdog timer action
JP4 CMOS clear
JP5 COM1/COM2/COM3/COM4 pin 9 output type setting
JP6 COM2 RS-232/422/485 setting
SW1 Panel type setting
Figure 5.1: Jumpers on the PPC-123 motherboard
JP4: Clear CMOS
SW1: Panel type setting
JP1: Internal -12V
source selection
setting
JP3: Watchdog
timer action
JP5: COM1/COM2
/COM3/COM4 pin 9
output type setting
JP6: COM2
RS232/422/485
setting
JP2: LAN power
type selection
1