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ARC-21W34
24 ARC-21W34 Quick Reference Guide
2.6.5
Serial port 1 in RS-232/422/485 mode (JCOM1_SEL1)
* Default
RS232*
RS422
RS485
PIN
Signal
PIN Signal PIN
Signal
12
422RX1-
11 COM1-4 10
NDTRA#
9
485
8
COM1-2
7
NRXDA
6
5
COM1-3
4
NTXDA
3
485_422TX1-
2
COM1-1
1
NDCDA#
Note:
This connector is available after modify the mode of COM1 in
BIOS setting.
2.6.6
LCD Inverter connector (JBKL1)
Signal
PIN
+5V
5
LVDS_BKLT_CTL
4
LVDS_BKLT_EN
3
GND
2
+12V
1
Summary of Contents for ARC-21W34
Page 13: ...Quick Reference Guide ARC 21W34 Quick Reference Guide 13 1 5 System Dimensions Unit mm...
Page 20: ...ARC 21W34 20 ARC 21W34 Quick Reference Guide 2 4 ARC KBLU Overviews...
Page 48: ...ARC 21W34 48 ARC 21W34 Quick Reference Guide 3 BIOS Setup...
Page 70: ...ARC 21W34 70 ARC 21W34 Quick Reference Guide 3 6 2 15 NVMe Configuration 3 6 3 Chipset...
Page 84: ...ARC 21W34 84 ARC 21W34 Quick Reference Guide 3 6 6 Save and exit...