AR-B1841 User’s Guide
AR-B1841
11
2.3 CMOS Reset
•
JBAT1 : CMOS pin header
2.4 Jumper description
•
JP1 : Select CF Master or Slave mode
•
JP2 : Keyboard Lock
• JP3 : COM1/2 Select RI is 12V or signal
•
JP4 : Select COM4 is RS232 or RS422/485
•
J2 : HDD LED
JBAT1 DESCRIPTION
1-2 Normal Operation
2-3 Reset CMOS
JP1 Description
Short Master
Open Slave
JP2 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
PIN Description
1 +5V
2 Signal
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