Casio CTK-2000 Service Manual And Parts List page 14

11-3. Remove the black keys.
11-4. Remove the hooks and then Key PCB. (M800-KYA1/KYA2)
11-5. Remove the rubber keys.
5
Caution while assembling:
There are two types of rubber keys and they are different in length.
The longest rubber key (
How to install the rubber keys.
4 3
) must be installed at the right end.
1
2 1
– 12 –