EVOC EC4-1812CLDNA, Manual, Page: 10 / 68

Chapter 2 Installation
­ 6 ­ EC4­1812CLDNA
Jumper Settings
JCC1: Clear/Keep CMOS Setting
By changing the status of the jumper cap of CMOS to realize this function. If the
system cannot startup normally due to improper BIOS setup, users may try to clear the
contents of CMOS to restore the default value of the system parameters and re­start
the system.
Setup Function
1­2 Open Normal (Default)
JCC1
1­2 Short
Clear the contents of CMOS, all BIOS setting will
restore to factory default values.
JCF1: CF Card Operating Voltage Selection
Setup Function
1­2 Short +3.3V (Default)
JCF1
2­3 Short +5V
JLCDB1: LVDS Backlight Voltage Selection
Setup Function
1­2 Short +12V(Default)
JLCDB1
2­3 Short +5V