User manual

Table Of Contents
11 ARK-3399 User Manual
Chapter 2 H/W installation
2.3 Connectors
Figure 2.2 ARK-3389 IO connectors drawing
2.3.1 ARK-3399 external I/O connectors
2.3.1.1 COM Connectors
ARK-3399 provides two D-sub 9-pin connectors, which offer one standard RS-232
and one RS-232/422/485 serial communication interface ports each as COM1 and
COM2. The default setting of COM2 is RS-232, if you want to use RS-422/485, Two
things have to be done. first, you need to replace the original cable with the dedicated
RS485, P/N:1700001967, in accessory box. Second, Jumper J3 referred to section
2.2.4 need to be adjusted to either 3-4 for RS485 or 5-6 for RS422.
Figure 2.3 COM connector
LAN1
RESET
KB/MS
VGA
USB
USB1
USB2
COM2
DC INPUT
POWER ON/OFF
USB3
USB4
LINE-OUT
LINE-IN
MIC
BACKLIGHT
LVDS
DIO
PWR
HDD
3399
COM1
LAN1
RESE T
KB/MS
VGA
USB
USB2
USB1
COM2
-DCIN+
DC 9 V ~ 34V
VCCGND
PWR HDD
MICLINE-INLINE-OUT
BACKLIGHT
COM1
LVD S
DIO
USB4
USB3
15
9
6
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