Samsung SSA-R2010, Руководство пользователя

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Englis_ English _ 29
TROUBLE SHOOTING
English _29
Problem Action
My reader does not communicate
with the host PC. 1) Please check the settings of the application software and the controller.
- Check if the product COMM ADDR is recognized by the application
software.
- Set the different COMM ADDR when two or more devices are installed.
- Check the followings when in serial communications.
Check if the communication speed (57600bps) is the same as the setting
on the software.
Make sure that COM port of the PC is set correctly on the software.
- When using TCP/IP RJ45
Check the values of the IP, subnet mask, gateway and port number.
For details on the settings, refer to the user manual of the software.
2) Check if the communication wiring is done correctly.
- For RS-485
RS-485 (Single)
This product RS-485/RS-232 Converter PC
RS-485-A(+) RS-485-A(+)
RS-232 cable
of the converter
RS-485-B(-) RS-485-B(-)
RS-485(Multi Drop)
This product This product
RS-485/RS-232
Converter
PC
RS-485-A(+) RS-485-A(+) RS-485-A(+)
RS-232 cable
of the converter
RS-485-B(-) RS-485-B(-) RS-485-B(-)
If the multi-drop communication doesn’t work, test the communication settings one by
one in sequence from the fi rst one.
- For TCP/IP communication
Check if the link LED indicator on the rear panel fl ickers normally.
If it doesn’t fl icker, check the cable wiring.
3) If the problem persists after you have followed the procedures above,
contact a designated customer service.
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