User's Manual

the ACR3901U-S reader and the program. There will
[e-mail]
Version 1.00 www.acs.com.hk
Page 11 of 20
11. Press “Start” button to start the test, now you will see the program is running for
reading/writing card. The program running information will be shown on the message window.
12. After the testing, press “Stop” to stop the card test; and then press “Disconnect” to disconnect
be a popup window to show the device
successfully disconnected, press “OK”.
13. Close the test program; turn the reader to “OFF” and unplug it from PC.