COMMELL ME-C79 - Manual (Page 11)

ME-C79 User’s Manual
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2.2 <Jumper Location & Reference>
Jumper Function
JRTC CMOS Operating/Clear Setting
JVLCD Panel Voltage Setting
JAT Power mode select
JP1 Com1 Voltage Setting (For Pin 9)
JP2 Com2 Voltage Setting (For Pin 9)
JP3 Com2 Voltage Setting (For Pin 9)
JP4 Com2 Voltage Setting (For Pin 9)
JCSEL1
JCSEL2 CN_COM2 RS-232 RS422 RS485 Setting
CN_IR IrDA Setting
JVUSB USB Voltage Setting
JVLCD
JAT
JVUSB
JRTC
JP1, JCSEL1, JCSEL2
JP2
JP4, JP3