Siemens FC122-ZA - 12 Trouble Shooting; LED Indication

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Smart Infrastructure A6V10393190_h_en_--
2019-09-01
12 Trouble shooting
12.1 LED indication
Fault description
LED
Status
Cause / Action
General fault 1 ON Any system fault is indicated:
- Zone line fault
- Sounder line fault (LED 3)
- Alarm dialer line fault (LED 4)
- Fault dialer if monitored
- Fire output
- Mains and battery fault
See display for detailed information and
check common issues:
- Short / break in the line
- Missing EOL element
- Earth fault
- Input condition e.g. dialer,
external PSU
- AUX 24V output
- Output - 24VDC too low
- EVAC module
- Set date & time
System fault
Additional indication:
- General fault LED ON
- Buzzer ON (interval tone)
- Display show earth fault
2 ON
Earth fault indication in combination with the
programming of the GB continuity zone.
System fault
Additional indication:
- General fault LED ON
- Buzzer ON (interval tone)
- Display frozen
- Button functions are ignored
2 ON CPU has failed (system not working).
Switch the power off and restart, if fault
continues replace mainboard.
1
2
3 4