Telephone line supervised troubletrouble
Edwards EST EST3: Telephone line supervised trouble
Edwards EST EST3·0 views·0 field notes
What This Code Means
The DACT has detected a fault on the supervised telephone lines.
Common Causes
- 1Single open line
- 2Wire-to-wire short
- 3Ground fault on telephone line
Resolution Steps
Verify the connection to the telephone service provider. Check for physical damage to the phone lines or shorts in the wiring between the panel and the RJ31X jack.