TEL:+86-0371-55821351
FAX:+86-0371-66760560
Mobile phone:18037131917
Q Q:2816780102
E-mail:rhxled@126.com
Web:http://www.
Address:Floor 5, University National Science Park C1D, No. 11, Changchun Road, High-tech Zone, Zhengzhou City, Henan Province, China

Your present position:Home > FAQ
· Why can't the USB flash drive be communicated, can't display after inserting or display the previous program after a flash black? 2014-5-8
· Can't open the install software after downloading? 2014-3-13
· 64G-X, 64G-Y, 32G, 32G2, 64G2, 64W, big card and DTU module are always off-line on the control card of network send interface? 2014-3-13
· Phone call is available while GPRS network communication is in service, but why does it remain off-line? 2014-3-13
· When several programs are send, many display modes only show one program, but no the others ? 2014-3-13
· Blank screen after sending a program only displaying card type? 2014-3-13
· There is digital flickering on the screen displaying the card type, why?There is digital flickering on the screen displaying the card type, why? 2014-3-13
· P10 There is a small square shape of QR code or cipher on the top right corner on cell plate? 2014-3-13
· Is the display brightness very dark? 2014-3-13
· Why isn't the time display correct after powering-down and powering-up again and is the Year 2050 displayed and so on? 2014-3-13
· Incorrect time after communication sending of the USB flash drive, and no response after clicking "timing correction"? 2014-3-13
· For 128B, 256u, 512U, it shows sending failure of USB flash drive? 2014-3-13
· New products such as 32MU, 32G, 64W, etc, could not be found after software upgrading? 2014-3-13
· Serial port communication of RH series card points out that did not find the card or card type is unknown? 2014-3-13

A total of 14 messages Each page shows article 15. Home The previous page The next page  Back  /1 Jump to

Scan the android version of the software download wifi card
    The LED control card and  GPRS wireless control card

        --Industry brand leaders
    Contact us
    Address:Floor 5, University National Science Park C1D, No. 11, Changchun Road, High-tech Zone, Zhengzhou City, Henan Province, China
    Tel:+86-0371-55821351
    Email:rhxled@126.com
Copyright © 2012-2015 Zhengzhou Ruihexin Electronic Technology Co., Ltd. All rights reserved all rights reserved. The url:http://www.
友情链接:    时分彩票官网   a8彩票登陆   VR竞速彩票官方网站   a8彩票登陆