3M 78-8135-4385-3-A User Manual
78-8135-4385-3-A
23
19.0 Singlemode Polish to –55db
Note: Complete steps 17.0 through 17.13 of the multimode
polish and 18.0 through 18.11 of the singlemode polish
before proceeding further.
19.1 Place several drops of alcohol on to the second gray
rectangular rubber pad.
19.2 Before the alcohol evaporates, place a sheet of the
white frosted final lapping film on the polishing pad,
shiny side down.
19.3 Clean the lapping film with a lint-free cloth moistened
with distilled water.
IMPORTANT: Do not clean the white frosted lapping
film with alcohol. Use only distilled water.
film with alcohol. Use only distilled water.
Note: The frosted final lapping film can be used for up to 5
connectors.
19.4 Place several drops of distilled water onto the frosted
lapping film.
19.5 Clean the flat side of the polishing jig with a lint-free
cloth moistened with isopropyl alcohol.
19.6 Place the polishing jig assembly on the wet frosted
lapping film. Perform 4 figure eights on the wet
frosted lapping film.