
1-3 (E)
PDBK-S1500
1-2. Installation
Procedure
1-2-1. Installing
the
Board
1. Turn the main unit upside down.
2. Remove
the
fi
ve screws and remove the bottom panel assembly.
3. Connect the DU-477A board connector CN1 to the HPR-23 board connector
CN801.
4. Attach the DU-477A board with the two screws (PSW2.6
x
6) supplied.
5. Attach the bottom panel assembly by reversing the steps of removal.
Bottom
panel
assembly
DU-477A board
B3
x
6
B3
x
6
CN1
PSW2.6
x
6
HPR-23 board
CN801
Main unit
bottom side
should face
upward.
Bottom
panel
assembly
DU-477A board
B3
x
6
B3
x
6
CN1
PSW2.6
x
6
HPR-23 board
CN801
Main unit
bottom side
should face
upward.