User's Manual

Sharp 340/380 user manual
5. Common Failures
5.1 Daily Maintenance
Daily maintenance of Sharp 340/380 reader during use:
 Check whether the RF connector is tightened
 Check whether the screws fixing the reader and antenna are loose
 Check whether the outer shielding layer is disconnected at the RF cable connector
Check whether the power cord of the reader is connected firmly
5.2 Common Failure Analysis And Solution
 Power supply system failure:：
Check whether the power supply of the power adapter is normal and whether the AC
power supply voltage is between 100V and 240V
 After power on, the panel indicator does not light up:：
Confirm whether the communication is normal, if not, please contact after-sales service.
 The serial port cannot be connected：
The serial port cable is not connected or not firmly connected
Whether the serial port connection baud rate of the reader is correct
Is the selected COM port correct?
 The network port cannot be connected：
The default IP address of the Sharp 340/380 reader is set at the factory:
192.168.1.116. Make sure that the IP address of the PC and the IP address of the reader
are in the same network segment, such as "192.168.1.XXX". Connect with the reader, if
you forget the IP address of the reader, you can reset the IP address of the reader through
the serial port connection or pressing reset button for 10 seconds.
 The reader cannot read tags