HS-874P User’s Manual Hardware Setup
Jumper Reference
16
2.3 <Jumper Reference>
Jumper
Function
JRTC
CMOS Operating/Clear Setting
JVLCD
LCD Panel Voltage Setting
JCSEL1/2
COM2 RS232/422/485/IR mode setting
JP1/JP2
COM PORT Voltage support
JVLCD
JRTC
JCSEL1
JCSEL2
JP2/JP1