AAEON PFM-C42C User Manual

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P C / 1 0 4 P e r i p h e r a l M o d u l e

P F M - C 4 2 C

PFM-C42C Quick Installation Guide

1-13

1.5 List of Jumpers

The board has a number of jumpers that allow you to configure your

system to suit your application. The table below shows the function

of each of the board's jumpers:

Label Function

JP1 (8-port only)

COM5 Ring/+5V/+12V Selection

JP2 (4/8-port)

COM1 Ring/+5V/+12V Selection

JP3 (8-port only)

COM6 Ring/+5V/+12V Selection

JP4 (4/8-port)

COM2 Ring/+5V/+12V Selection

S1 (4/8-port)

COM1 & 2 RS232/422/485 Selection

S2 (8-port only)

COM5 & 6 RS232/422/485 Selection