AAEON PFM-540I Rev.А User Manual
Page 19
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P C 1 0 4 C P U M o d u l e
P F M - 5 4 0 I
Chapter 2 Quick Installation Guide
2- 7
2.4 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:
Jumpers
Label Function
JP1
CFD Master/Slave Selection
JP2
RS-232 Ring/5V Selection
JP3
LCD Clock Selection and Clear COMS
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