F2: SK-5207 Trouble Code | Fire Alarm Resource Center
F2
trouble
Silent Knight SK-5207
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What This Code Means
A trouble condition exists on the second remote annunciator (Model 5230) connected to the system.
Common Causes
1Annunciator data wires are shorted or reversed
2Loss of power to the annunciator
3Incorrect ID setting on the 5230 annunciator
4Communication failure on the annunciator bus
Resolution Steps
Check the annunciator bus wiring for shorts or reversed data wires. Verify that the second annunciator is properly powered and its ID is correctly assigned. Use Mode 25 (Zone Troubleshooting) to help identify and correct the specific wiring fault.