When connecting the ACB series network access control board to the QR-86 QR code access reader, some users have reported that no number is displayed when swiping the card.
To address this issue, we have created a detailed troubleshooting guide, which is presented in the table below.
If you wanna know more products or require any additional information,
pls kindly contact us as below:
S4A INDUSTRIAL CO.,LIMITED
Contact Sales: Ms Anna Zhang
Tel:+86 755 29450011 EXT: 608
Mob/whatsapp/Viber +86 134 10500721
Skype:crypton0908
Email: sales1@s4a-access.com
Factory Address:Building S4A, South Third Lane, Qiuyuling Street, Zhangkeng Village, Hengli Town, Dongguan City, Guangdong Province Office Address:#601,floor 6 ,building 1,JINFANGHUA industrial zone, Bantian St. Longgang Dist. Shenzhen, PRC.
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