6-17
HDW-750/750CE V1
5.
Install the new RE-186 board and RE-187
board by reversing the steps of removal.
m
.
When connecting the RE-187 board to the
connector, confirm that the projection of
the board is securely inserted into the slot
on the outside of the unit.
.
When connecting the RE-186 board to the
connector, confirm that the top of the board
is securely inserted into the cut-out on the
outside of the unit.
RE-187 board
RE-186 board
Cut out
Outside of the unit
RE-186 board
RE-187
board
Slot
Projection
in the bottom
Corner at the top
Protruded
portion
IF PC board retainer
RE-187 board
Slot
Protruded
portion
Outside of the unit
Outside of the unit
HDW-750 : Serial No.10001 through 10089
Serial No.70001 through 70196
After the sets described above.
n
When fixing the RE-187 board and RE-186 board
with the RE retainer (2), confirm the following
points.
1.
Confirm that the portions A (two locations)
of each circuit board are pressed by the flat
surface of the RE retainer (2).
2.
Confirm that the portions B (two locations) of
each circuit board have entered into the holes
of the RE retainer (2).
3.
Confirm that the connectors are securely
inserted.
6-8. DC-DC Converter Replacement
RE retainer (2)
RE-187 board
RE-186 board
A
B
Hole
Hole
Flat surface
