Oki MB 460 - Manual (Page 151)

151 • Maintenance
3. Moisten a soft, clean, lint-free cloth and gently wipe the LED head surface.
4. Close the top cover and press down firmly so that the cover latches closed.
5. Gently lower the scanner.
Caution!
Do not use methyl alcohol or other solvents on the LED head as damage to
the lens surface will occur.