25
Chapter 3
The jumper settings are schematically depicted in this manual as follows:
A pair of needle-nose pliers may be helpful when working with jumpers.
If you have any doubts about the best hardware configuration for your
application, contact your local distributor or sales representative before
you make any changes.
3.3 COM2 RS-232/422/485 Jumper setting
(J3/J4/J5 Located on internal motherboard)
The COM2 port located on rear face plate of ARK-3381 unit which can
be configured to operate in RS-232, RS-422 or RS-485 mode by setting
up the Jumper Pins of J3/J4/J5 located on internal motherboard of ARK-
3381 unit. The default setting of COM1 is RS-232.
*Default jumper setting
Refer to Chapter 6 “Full Disassembly Procedure of ARK-3381 Embed-
ded Box Computer” for more details.
The default setting of COM2 is RS-232. The RS-422/485 mode can be
configured by replacing the internal cable and adjusting the jumper inside
the system.
3.4 COM3 RS-232/422/485 BIOS setting
The COM3 port connector located on the rear face plate of ARK-3381
unit can be configured to operate in RS-232, RS-422 or RS-485 mode by
adjusting the “COM3 Mode” of “Integrated Peripherals” in the BIOS.
Refer to Section 4.6 “Integrated Peripherals” to find out how to change
this setting. The default setting of COM3 is RS-232.
Table 3.1: COM2 RS-232/422/485 Jumper Selection
Function
Setting
RS-232 *
J3 (1-2 closed)
(J4, J5 open)
RS-422
J4 (1-2 closed)
(J3, J5 open)
RS-485
J5 (1-2 closed)
(J3, J4 open)
Содержание ARK-3381 Series
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Страница 19: ...7 Chapter1 1 4 Chassis Dimension Figure 1 1 Chassis Dimensions ...
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Страница 43: ...31 Chapter3 4 Insert a CompactFlash card with your OS or application program into the CF carrier ...
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Страница 51: ...2 CHAPTER 4 Award BIOS Setup ...
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Страница 83: ...71 Chapter6 9 Unscrew the 6 screws which fix the AMO 3731 Module I O board to the system board ...
Страница 84: ...ARK 3381 User Manual 72 10 Remove AMO 3731 Module I O board from MIO Socket of the system board ...
Страница 85: ...73 Chapter6 J6 LCD power setting J3 J4 J5 COM2 setting JP15 JP16 JP19 JP20 ...
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