74
Wall mount Signal Tower Instruction Manual
10. Troubleshooting
Issue
Checklist
Reference
Logging in to the Web Setup
Screen causes an error to
display
Are you accessing the correct IP address?
Check the IP address displayed in the browser's address
field.
-
Socket communication is not
possible
Is the communication port correct?
Check the "Port number" setting.
Is the communication command protocol correct?
Check the communication command protocol you are
using.
Is the transmission data correct?
Check the transmission data settings.
Are you sending to the product address?
Check the IP address of the product.
Check the settings of the source equipment and of
communication equipment on the transmission route
to confirm communication is not blocked by a firewall,
filtering, port blocking function, and so on.
-
Different operation from the
command sent
Is this product receiving Modbus/TCP commands?
Check the equipment that is sending Modbus/TCP
commands to this product.
LED does not light up or flash
Is the power supply applied at the correct voltage?
Check that the power supply is applied at the rated
voltage.
-
Is "BLACK" selected for the Signal Tower color?
Set a light on color.
There is no buzzer sound
Is the buzzer volume set to "0 (Mute)"?
Set the buzzer to the desired volume.
Is the power supply applied at the correct voltage?
Check that the power supply is applied at the rated
voltage.
-
Failed to write the setup data
Is the setting data writing correctly? Check the writing
setting data is correct.
Failed to write the firmware
Is it writing the correct firmware?
Check if it is writing the correct firmware.
