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475 FIELD COMMUNICATOR
SECTION 5TROUBLESHOOTING
OVERVIEW This section provides basic troubleshooting techniques for the 475
Field Communicator.
Below are methods for troubleshooting networks that are experiencing
problems communicating between a device and the 475 Field
Communicator.
Troubleshooting
suggestions
Answer the questions below and use the tables in this section before
calling Technical Support personnel.
• Does the control system have HART or fieldbus communication
capabilities?
• Is it configured to communicate HART or fieldbus?
• Is it reporting communication problems? If not, stop communications
on the control system and re-test communication with the 475 Field
Communicator.
• Is there a barrier installed?
• Is the barrier capable of passing along the signal?
General troubleshooting information for the system software
If the 475 Field Communicator screen does not respond or it appears
to lock up, you may need to restart and reset the 475 Field
Communicator by doing the following.
1.Simultaneously press the Fn and Backlight keys to shut down the
Field Communicator. The green light on the Power key should turn
off.
2.Power on the Field Communicator by pressing and holding the
Power key.
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