17
N3
[93]
[78C]
[78C]
[93]
SOUND BOARD
[78C]
4. Sound Board Assembly
4-1 Remove the four (4) screws marked [78C] and two (2) screws marked [93].
4-2 Raise up the sound board assembly, and remove the connector (CN202)
for the YDA3 circuit board.
3-2 Rotate the music rest 90 degrees and remove it.
5. Middle
Board
Remove the left/right screws [88B] (one each), and remove the middle board towards you.
<Top view>
<Front view>
Front
side
Back
side
HINGE
MUSIC REST
YDA3
CN202
YDA3
DM
[88B]
[88B]
Middle board
Middle board
* The following is another way for removing the music rest.
Shift the stay assembly as shown in the fi gure below from
the music rest guide to remove the music rest.
WARNING
: Applying too much force while rotating it at
this time may cause the hinge to break.
Tip contour on
stay assembly
Slide outwards towards yourself and remove.
* The DM circuit board is now accessible for servicing, etc.
