© 2022 Staheli West
171
Faults
Fault 249: Check Network Cable or Fault 214: Missing USB Drive
(PLC-015: DEV001 No Device Found)
Indicates that the network connection between the PLC and the touch screen has been lost.
Causes
Troubleshooting
Fixes
• Loose network cable.
• Check the network cable at the
bottom of the touch screen and
also in the PLC.
• Check the 6” network cable
between the PLC and the
ethernet switch.
• Plug the network cable securely
into the bottom of the touch
screen and PLC.
• Plug the 6” network cable
securely into both PLC and
ethernet switch.
• Re seat connection 2A.
• Faulty network cable.
• Run an external network cable
from the touch screen to the
ethernet switch. If this fixes
your problem, you have a faulty
network cable.
• Replace RJ45 network
connectors on existing
network cable (any IT
store will be able to do this).
• Replace/Repair the internal
touch screen wire harness.
• Replace/Repair the internal
electrical panel wire harness.
• Replace/Repair the main touch
screen wire harness.
• Faulty USB flash drive.
• Remove USB flash drive. Fault 214 will appear but operation should
still be possible.
• Improperly seated PLC network
card.
• Ensure the PLC network card is seated properly in the PLC.
• Faulty PLC ethernet switch.
• Replace ethernet switch: Part #10378.
• Faulty PLC network card.
• Replace network card: Part #10377.
• Faulty PLC.
• Reprogram PLC.
• Replace PLC: Part#10374.
• Faulty touch screen.
• Replace touch screen: Part #10370.
• Fault 214.
• See Fault 214.