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Important alerts
Active alerts whose problem showed up on 3 or more different days in the last 30 days.
Alerts
Warnings built from incidents, readings and repairs.
MediumResolved
Main entrance controller restarting more often
ALT-3 · 24 Oct, 18:15 · Ground floor, Common areas (whole block)
The entrance door controller restarted 9 times in 3 days, compared with about 1 a week before. Supply voltage dropped from 11.75 V to about 11.2 V and response time rose to about 1.8 s. 5 unlock attempts timed out and the controller lost connection for 11 minutes.
Why it was raised
- Linked reports1
- Linked repairs1
- Device events4
Evidence connected
- Repair R-3Previous service did not measure the power supply.3 Aug
- Incident INC-7Residents report slow unlocking.23 Oct
- Device eventRestart on 24 Oct.24 Oct, 07:40
- Device eventLost connection for 11 minutes.24 Oct, 12:20
- Device eventRestart on 24 Oct.24 Oct, 12:22
- Device eventRestart on 24 Oct.24 Oct, 18:09
- EquipmentMain entrance door controller
- ALT-3: Main entrance controller restarting more often
What to check
- 1Measure the controller power supply under load and review its event log around each restart.
A possible link, not a confirmed cause. A technician should verify on site.