AR-B1831 User’s Guide
AR-B1831
12
2.3 CMOS Reset
•
JP1 : CMOS pin header
2.4 Jumper description
•
JP2 : Select CF Master or Slave mode
•
CN3 : Keyboard Lock
•
JP3 : COM1/2 Select RI is 12V or signal
•
JP4 : Select COM4 is RS232 or RS422/485
•
CN4 : Case Open
JP1 DESCRIPTION
1-2
Normal Operation
2-3 Clear
CMOS
JP2 Description
Short
Master
Open
Slave
CN3 Description
Open
Unlock
Short Lock
PIN DESCRIPTION PIN DESCRIPTION
1
NRIA
2
NRIA_12V
3 +12V
4 NRIA_12V
5
NRIB
6
NRIB_12V
7 +12V
8 NRIB_12V
JP4 Description
1-2
RS232
2-3 RS422/485
CN4 Description
Open
Normal
Short Power
off