Yamaha CS6x Service Manual page 9

[32]
3. Keyboard Assembly
3-1 Remove the bottom assembly. (See Procedure 1.)
3-2 Remove the four(4) screws marked [72].
The keyboard Assembly can then be removed.(Fig.2)
DM
[122] [122]
PNA
Fig.3
[52]
RV
LCD Assy
SM
[22]
Fig.4
CS6X
[42]
PNB
9