Caddx NX-4 Trouble
| If Service Light is on press * 2 | |
| Light 1 | – System Fault (press 1 again) |
|
1 = Low Battery 2 = Siren Trouble 3 = Panel Box Tamper 4 = Zone Expander Power Fault 5 = Zone Expander Low Battery 6 = Zone Expander Tamper 7 = Zone Expander Internal Trouble 8 = Ground Fault |
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| Light 2 | – Zone Tamper, press 2 to show zone |
| Light 3 | – Zone Low Battery, press 3 to show zone |
| Light 4 | – Zone Loss of Supervision, press 4 to show zone |
| Light 5 | – Zone Trouble, press 5 to show zone |
| Light 6 | – Telephone Line Trouble |
| Light 7 | – Failure to Communicate |
| Light 8 | – Loss of Internal System Time |
| Press # to exit | |