
Publication 1734-UM001D-EN-P - April 2008
Troubleshoot with the Indicators
161
Indication
Probable Cause
Recommended Action
POINTBus Status
Off
•
No power supplied.
•
Hardware check is in progress.
•
Initialization is in progress.
Apply power.
Solid green
Normal operation present.
None.
Flashing red
1 Hz - Incorrect POINT I/O module installed.
POINT I/O module removed from backplane.
Verify module installation, no modules removed,
and correct, as needed.
Solid red
Critical link failure (BUS_OFF) is present.
Check network cabling, and correct, as needed.
Indicator
Indication
Probable Cause
Recommended Action
System Power
Off
System power not applied.
1. Verify field power is on.
2. Verify backplane power (load current) is not exceeded.
3. Replace 1734-APB adapter.
Green
System power (5V) present
None.
Field Power
Off
Field power not applied.
Apply field power (24V).
Green
Field power (24V) applied.
None.
Summary of Contents for 1734-IA2
Page 4: ...Publication 1734 UM001D EN P April 2008 4 Summary of Changes Notes ...
Page 12: ...Publication 1734 UM001D EN P April 2008 12 Table of Contents Notes ...
Page 77: ...Publication 1734 UM001D EN P April 2008 Install POINT I O Modules 77 ...
Page 78: ...Publication 1734 UM001D EN P April 2008 78 Install POINT I O Modules ...
Page 179: ...Publication 1734 UM001D EN P April 2008 Default Data Maps 177 Notes ...
Page 180: ...Publication 1734 UM001D EN P April 2008 178 Default Data Maps ...
Page 236: ...Publication 1734 UM001D EN P April 2008 234 Notes ...
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