Furuno MU-150C - Manual (Page 12)

5
5. Grease the two hex head bolts for fastening the display unit to the mounting base
(lower).
6. Fasten the display unit to the mounting base (lower) with the two hex head bolts
greased at step 5.
Hex Head Bolt
Fastening the mounting base (lower) to the display unit
7. For portrait orientation, attach logo (supplied) at upper left hand corner.