Installing Keys (Black And White Keys); Disassembling Keyboard Assembly; Rubber Contact - Yamaha Tyros3 Service Manual

Table 1
REMOVE SCREW [240A] X 2, [240B] X 1
KEY STOPPER L
[240A]
C1 C2
RUBBER CONTACT 13 KEY
(C1-C2)
28. Installing Keys (White and Black Keys)
28-1 Black key
28-1-1 With the white keys to the right and left sides removed,
lower the front end of the horizontal black key and fi t it
into the frame while pushing it rearward.
* At this time, pay attention not to bend the key guide
cap by lowering the front portion of the key too
much. (Photo 8)
28-2 White key
28-2-1 After installing the black keys, install the white keys in
the same way as the black keys.
(See procedure 28-1.)
28-3 Install the removed key stoppers.
(Table 1, Fig. 19)

RUBBER CONTACT

Photo 9
KEY STOPPER L
KEY STOPPER H
[240B]
MK61L
C#2 C#3
C3
RUBBER CONTACT 12 KEY B
RUBBER CONTACT 12 KEY A
(C2-C3)
[240]: BIND HEAD TAPPING SCREW-P 3.0X16 MFZN2B3 (WE983200)
KEY STOPPER H KEY STOPPER 61
[240B] X 1, [240C] X 2 [240D] X 2
EMKS-FD
[240C]
C#4
C4
(C3-C4)
RUBBER CONTACT 12 KEY C
(C4-C5)
Fig. 19
29.

Disassembling Keyboard Assembly

29-1 Rubber Contact
29-1-1 Remove the keyboard assembly.
(See procedure 26.)
29-1-2 Remove the key stoppers and keys listed in the table
2, corresponding to the rubber contacts to be removed.
(Table 2, fi g. 19) (See procedure 27.)
29-1-3 Pull out the rubber contact. (Fig. 19)
* The orientation of rubber contacts on the keyboard
is previously designated. Pay attention not to install
the rubber contacts inversely. (Fig. 20)
* When installing the rubber contact, push it with the
end of a clip. (Photo 9)
CONTACT (LONG) CONTACT (SHORT)
RUBBER CONTACT
KEY STOPPER 61
[240C] [240D]
[240D]
MKH-D
C#5
C5
RUBBER CONTACT 12 KEY D
(C5-C6)
Fig. 20
Tyros3
C6
21