📝 Event: 2025-09-03_led_driver_replacement
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📊 Report Overview
Event Metadata
Record Type
Maintenance Event
Maintenance Event
Reason / Suite
Problem
Problem
Service Provider
distributor
distributor
Instrument
scope-testx1Maintenance Action
Reason Details:
Illumination in the 561 nm channel intermittently dropped to ~40% output, causing failed time-lapse experiments.
Illumination in the 561 nm channel intermittently dropped to ~40% output, causing failed time-lapse experiments.
Action Details:
Replaced failing LED driver module for the 561 channel, checked power rails, and rebalanced channel intensity presets across 405/488/561/640.
Replaced failing LED driver module for the 561 channel, checked power rails, and rebalanced channel intensity presets across 405/488/561/640.
Status After Fix:
IN_SERVICE
Additional Notes
This outage caused cancellation of two booked sessions; users notified by core facility mailing list.
📄 Raw YAML Ledger
View 2025-09-03_led_driver_replacement.yaml
schema_version: 1
record_type: maintenance_event
maintenance_id: maint_scope-testx1_20250903_led_driver_replacement
microscope: scope-testx1
service_provider: distributor
company: BioOptics Finland
reference: BOF-SR-98731
started_utc: '2025-09-03T06:30:00Z'
ended_utc: '2025-09-03T15:10:00Z'
reason: problem
reason_details: 'Illumination in the 561 nm channel intermittently dropped to ~40%
output, causing failed time-lapse experiments.
'
action: replace
action_details: 'Replaced failing LED driver module for the 561 channel, checked power
rails, and rebalanced channel intensity presets across 405/488/561/640.
'
microscope_status_after: in_service
downtime_hours: 8.7
related_qc:
- qc_scope-testx1_20250902T1530Z_intensity_v1
- qc_scope-testx1_20250904T0805Z_intensity_v1
attachments:
- maintenance/events/scope-testx1/2025/attachments/2025-09-03_driver_invoice.pdf
tags:
- illumination
- led
- replacement
- downtime
followup: 'Repeat lamp intensity trend check monthly for the next quarter.
'
next_due_date: '2025-10-05'
notes: 'This outage caused cancellation of two booked sessions; users notified by
core facility mailing list.
'
contact: Service desk +358-10-555-2200
status_notes: Fully functional