Casio AP-21 Manuel d'utilisateur télécharger pdf (Page 8)

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5. Disassembling keyboard unit

5-1. Remove 6 screws at both ends on the bottom, and a screw at the middle.

5-2. Remove 2 screws at both ends of keyboard unit.

5-3. Disconnect 2 connectors for the keyboard unit from the main PCB.

5-4. Moving the keyboard unit towards the front, remove the unit from the case.

6. Disassembling keys

6-1. Peel the red felt and sponges off the keyboard unit.

6-2. Using a long-nose plier, remove key springs.

6-3. Pressing the hook with a long-nose plier. Lift the key.

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Casio AP-21 Manuel d'utilisateur Page 8