K4 Fanless Industrial PC is hystou new product in early 2020, mainly designed for industrial application, such as producing machine, medical machine and so on.
There are 6 serial port for all those machines’ connecting, currently all those 6 COM port is RS232, within them, one is available to change to RS485/422, but not like others which is directly change from BIOS, K4 need to change cable inside.
Picture above shows pins for COM2 onboard, when you need to change it to RS422, move the PIN head to PIN 3-4 and make PIN 3-4 short; when you need to use RS485, move the PIN head to PIN 5-6 and make PIN 5-6 short.
There is no other setting inside bios, if you need it to be setting ready before shipment, pls communicate with your sales contacts.
Author: sales@hystou.com
Hystou Technology Co Limited is a reliable manufacturer and exporter of fanless Mini PC, industrial PC, all in one PC and industrial panel PC. Our products are exported to the EU, America, Asia, etc., and have enjoyed a great reputation in the whole world market. In order to supply quality products and excellent services, our company has got approvable reports and certificates of CE, FCC, RoHS, SGS, ISO9001 and so on. Our goal is "Innovation First, Quality First, Customer First, Service First". We are committed to providing quality products, excellent services, competitive prices, quick responses and prompt delivery. Warmly welcome every customer to visit us, and hope we both sides could create a brilliant future with our efforts. OEM and ODM orders are welcomed.
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