Furuno FR-2115-B Installation Manual page 50

4. Fix the M-card base assy. with two M3X8 pan-head screws.
5. Set the M-card case cover to the hole in the front panel and fix with two M2.6X5 pan-head
screws.
Pan-head screw
M2.6X5, 2 pcs.
Pull forward
and fix.
6. Unfasten four M4X8 screws to remove the PCB card case cover at the front of the processor
unit.
7. Set the RP Board (14P0298) in the top slot of the PCB card case.
Pan-head screw A
M3X8
Teethed lock washer
M3
M-card case cover
Figure 4-11 Processor unit, front view
Pan-head screw B
M4X8
Pan-head screw B
M3X8, 2 pcs.
4-11
M-card base assy.
and RGB Board