Brother MFC-J6510DW Service Manual page 189

FFC holder
(15) Turn up the FFC holder towards you and pull it towards you to remove it from the bosses
provided on the document cover.
CIS flat cable (white) for
second side scanning*
FFC holder
Cable guides
Assembling Note: When mounting the FFC holder, make sure that the white CIS flat cable (for
second side scanning)* is routed through the cable guides in the FFC holder as shown above.
Document cover
Bosses
3-64
CIS flat cable (white) for
second side scanning*
(3_037)
*For duplex scanning models
Confidential