Digital Billboard Preventive Maintenance Checklist
by Dan Martell, from the Community
This preventive maintenance checklist helps technicians service digital billboard structures and displays. It covers site and structural condition checks, safety access equipment, and trim systems; display face inspection with white balance verification and module calibration; control system servicing including corrosion checks, ethernet connections with dielectric grease, control box filter cleaning, fan testing, antenna mounts and connectors, photocell operation, redundant PC failover, and camera housing cleaning; cabinet-level tasks such as filter replacement, water intrusion checks, power supply fan operation and AC connection integrity, door latch verification, and inspection of control cards; plus spare parts enclosure inspection and parts count. The workflow includes photo documentation, notes for issues, and inspector signature to complete the record.
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