24 HOUR ABNORMAL TES
troubleFire-Lite MS-9200UDLS
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What This Code Means
The automatic 24-hour communicator test failed or was attempted while the system was in an off-normal state.
Common Causes
- 1Phone line failure during test
- 2System in trouble during scheduled test time
- 3Central station receiver issues
Resolution Steps
Check the communicator status and phone lines. Ensure the system is clear of all other troubles and perform a manual test.