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Troubleshooting Guidelines
Troubleshooting Guidelines
StationPortal unit does not respond to
commands from the client
Serial data is not received or
transmitted in the client's application
Inputs are not received correctly in the
client's application
Outputs are not received correctly in
the client's application
18
Problem
StationPortal Hardware User's Guide – February 2010
Suggested Remedy
Check StationPortal unit is powered on and "Status" LED is
blinking.
Check Ethernet cable is connected properly.
Check IP address, Subnet mask and Gateway address are
set properly from the hardware configuration menu.
Check IP address is set correctly in the device properties in
C client's project.
Check each StationPortal unit has unique IP address set in
the hardware configuration menu.
Check StationPortal unit is powered on and "Status" LED is
blinking.
Serial communication cable is connected properly with Null
modem configuration.
Check baud rate and parity are set correctly in the hardware
configuration menu.
Check baud rate and parity are set correctly in the client's
application.
Check StationPortal unit is powered on and "Status" LED is
blinking.
Input cable is connected properly with correct pin sequence.
Check StationPortal unit is powered on and "Status" LED is
blinking.
Output cable is connected properly with correct pin
sequence.
GFK-2522A
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