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Brian WoodardAug 18, 2025
How to fix Welch Allyn PanOptic 11820 with no light output?
- JjuliafisherAug 18, 2025
If your Welch Allyn Medical Equipment has no light output, there are several potential causes: * The aperture dial may be in-between positions. Try rotating the aperture dial. * The lamp may be burned out. Replace the lamp using Welch Allyn part number 03800. * The wrong lamp, an incorrect Welch Allyn lamp, or a non-Welch Allyn lamp may be installed. Replace the lamp using Welch Allyn part number 03800. * The battery handle may be completely discharged. Charge the handle, check the battery, and/or the charger.