INSUM Interface – CI857
Section 5 Maintenance
138
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Neither R(un) nor F(ault) LEDs
are ON
The CI857 board is in the process of being
restarted or configured. Allow time for this to
finalize
If the condition persists, and no other unit LED on
the CEX-bus is lit:
•
Check the CEX-bus fuse inside the
processor unit.
•
Initiate a reset signal (INIT) from the
processor unit.
•
Replace the CI857 unit.
F(ault) LED is ON
Check all cables and connectors for damage and
loose or poor connections.
•
Repair as necessary.
R(un) LED is flashing
Check that the relevant units are sending data.
Check if the CI857 board is in the process of
being restarted or configured. If so, allow time for
this to finalize.
If the condition persists:
•
Halt the application program and initiate a
restart.
•
Replace the CI857 board.
Tx1 LED is ON (not flashing)
The unit is not transmitting data.
•
Check the CB for a failure message.
Rx1 LED is ON (not flashing)
The unit is not receiving data.
•
Check all cables and connections.
Содержание AC 800M
Страница 1: ...ControlIT AC 800M Version 2 1 Controller Hardware Hardware and Operation...
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Страница 3: ...Controller Hardware Hardware and Operation ControlIT AC 800M Version 2 1...
Страница 10: ...7DEOH RI RQWHQWV 10 3BSE 027 941 R301...
Страница 20: ...Related Documentation About This Book 20 3BSE 027 941 R301...
Страница 26: ...Operating Environment Safety Summary 26 3BSE 027 941 R301...
Страница 42: ...Product Release History Section 1 Introduction 42 3BSE 027 941 R301...
Страница 108: ...Powering from an External 24 V DC Source Section 3 Configuration 108 3BSE 027 941 R301...
Страница 118: ...Verification of Redundant CPU Section 4 Operation 118 3BSE 027 941 R301...
Страница 212: ...Low Voltage Directive LVD Appendix D Directive Considerations 212 3BSE 027 941 R301...
Страница 214: ...Hazardous Location Approval Appendix E Standards 214 3BSE 027 941 R301...
Страница 228: ...QGH 228 3BSE 027 941 R301...
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