Yamaha N-100 Service Manual page 15

19-5 White key
In order to release the white key from the stopper,
insert a thin plate between the white keys (gap in
the direction indicated by the triangle mark, near
the fulcrum of the key), press down the stopper
marked [E] and move the white key forward. Then
the white key being released from the stopper lifts
up. (Fig. 25, Fig. 26)
(Fig. 25)
19-7 Hammer, White Key
After a key has been removed, push a key spring
down once to take it out of the hook. (Fig. 27)
Place the keyboard assembly upside-down and peel
the stopper away. The hammer of the white key can
then be removed. (Fig. 28)
* The hammer of the black key can then be removed
in the same manner.
Spring
(Fig. 27)
Stopper (L88_W)
(Fig. 28)
Thin metal plate etc
Triangle mark
Hook
Hammer, white key
* Use special care not to move the white key
forward so much as to cause damage to the key
spring.
19-6 Black key
The black key can be removed after the white keys
on either side have been removed.
White key
[E]
(Fig. 26)
20. Assembling the Keyboard Assembly
20-1 Hammer, White Key (Hammer, Black Key)
Place the keyboard assembly upside-down, insert
a hammer assembly into the frame, and put the
stopper (L88_W) on. (Fig. 29)
* There are four (4) kinds of hammers that differ
in weight.
Stopper (L88_W)
(Fig. 29)
N-100
Spring
Hammer, white key
Frame
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