5 Troubleshooting
5 - 4
NA-series Programmable Terminal Hardware(-V1) User’s Manual (V125)
If there are no problems in the hardware or system program, the NA Unit will operate even if one of
these errors occurs. This section describes nonfatal errors.
If any of the following errors occur, the Sysmac Studio can go online with the
NA Unit, but communications connections with connected devices are not
possible.
• Tag Verification Error
The tags registered in the NA Unit do not agree with the tags registered in the connected device.
• Connected Device Communications Error
Normal communications are not possible with a connected device.
If any of the following errors occur, the Sysmac Studio can go online with the
NA Unit and communications connections with connected devices are possi-
ble.
• Low Battery Voltage
The voltage of the Battery has decreased.
• SD Memory Card or USB Memory Device Error
There is an error in the SD Memory Card or USB Memory Device inserted in the NA Unit.
5-1-3 Nonfatal Errors in the NA Unit
Nonfatal Errors in the NA Unit
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