Welch Allyn PanOptic 118 Series - Troubleshooting; No Light output; Spot is not centered; Not achieving full or expected view

17
Troubleshooting
Trouble Area Possible Cause
Corrective
Action
No Light output
Aperture dial is
in-between
positions
Rotate the
aperture dial.
Lamp burned out. Replace the lamp
using Welch Allyn
part number
03800.
Wrong lamp/
incorrect Welch
Allyn lamp/non-
Welch Allyn lamp.
Replace lamp
using Welch Allyn
part number
03800.
The battery handle
has completely
discharged.
Charge the handle,
check the battery,
and/or the charger.
Spot is not
centered.
The aperture dial
is not centered.
Move aperture dial
to the full detent
position.
Not achieving full
or expected view.
Unit is not in
proper operating
position.
Ensure that the
eyecup is slightly
compressed
during the
procedure.