RND 405-00002, Руководство пользователя

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7. Troubleshooting

Data communication failure
A. Check whether the wiring of USB interface is correct
B. Check whether the RS-232/RS-485/RS-422 output interface is wired correctly
C. Check whether the power supply is normal
D. Check whether the terminals are well connected
E. Check whether the receiving indicator flashes when receiving
F. Check whether the transmitting indicator flashes when sending

2. Data loss or error
A. Check whether the data rate and format are consistent at both ends of the data communication equipment
8 . Steps to install the driver
This product is divided into conventional installation and one-click installation, after downloading the driver from
the official website to the local.
8 .1 Conventional installation
When the product is plugged into the computer on a non-Windows10 system, the driver installation will fail, so
open the Device Manager.