COMMELL LV-67D - Manual (Page 14)

LV-67D 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
JCSEL1/2 Com2 RS232/422/485 mode setting
JCFSEL CF with IDE mode selection
JVINV INV Voltage setting
JAT
JVINV
JRTC
JCFSEL
JCSEL1 JCSEL2
JVLCD