Konica Minolta Fujitsu Scanner - Manual (Page 130)

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3.8 Cleaning the Lamps
5. Clean the clear portion of the Lamp with a clean lint free dry cloth.
6. Attach the front-side Lamp in the reverse order of its removal. Make sure
that the clear portion of the Lamp faces down.
ATTENTION
If the Lamp is installed with the clear portion facing incorrect direction, an
error due to insufficient light occurs.
Clear portion