Dm Circuit Board; Am Circuit Board; Jk Circuit Board; Hp Circuit Board - Yamaha P-85 Service Manual

2.

DM Circuit Board

(Time required: About 11 minutes)
2-1 Remove the lower case assembly. (See procedure 1.)
2-2 Remove the four (4) screws marked [30A]. The
DM circuit board can then be removed. (Fig. 2)
3.

AM Circuit Board

(Time required: About 12 minutes)
3-1 Remove the lower case assembly. (See procedure 1.)
3-2 Remove the eleven (11) screws marked [30B] and
the screw marked [36]. The AM circuit board can
then be removed. (Fig. 2)
4.

JK Circuit Board

(Time required: About 11 minutes)
4-1 Remove the lower case assembly. (See procedure 1.)
4-2 Remove the four (4) screws marked [30C]. The JK
circuit board can then be removed. (Fig. 2)
5.

HP Circuit Board

(Time required: About 11 minutes)
5-1 Remove the lower case assembly. (See procedure 1.)
5-2 Remove the four (4) screws marked [30D]. The
HP circuit board can then be removed. (Fig. 2)
6. Speaker (Time required: About 11 minutes)
6-1 Remove the lower case assembly. (See procedure 1.)
6-2 Remove the four (4) screws marked [32]. The
speaker can then be removed. (Fig. 2)
* The right and left speakers can be removed in
the same way.
<Rear view>
<Top view>
[32]
HP
[30D] [30D] Speaker L
[36]
[30B] [30B] [30A]
AM
DM
[30B]
Fig. 2
[30A] [30C] [30C]
JK
Speaker R
P-85/P-85S
Lower case assembly
[32]
7