Yamaha Clavinova CLP-120, Руководство по обслуживанию

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CLP-120
3. DJK Circuit Board (Time required: about 5 min)
3-1. Remove the top board assembly. (See Procedure 1)
3-2. Remove the jack unit. (See Procedure 2)
3-3. Remove the eight (8) screws marked [4a]. The DJK
circuit board can then be removed. (Fig.3)
4. MAJ Circuit Board (Time required: about 5 min)
4-1. Remove the top board assembly. (See Procedure 1)
4-2. Remove the jack unit. (See Procedure 2)
4-3. Remove the five (5) screws marked [4b] and the
four (4) hexagonal nuts marked [5]. The MAJ
circuit board can then be removed. (Fig.3)
MAJ
DJK
[4a] [4b]
[4a] [4b] [5]
5. Key Cover Assembly (Time required: about 3 min)
5-1. Remove the top board assembly. (See Procedure 1)
5-2. Remove the screw marked [47] for each side, and
then remove the rack cover L, R. (Fig.4-1)
5-3. Set the both ends of the rod to slits of the rack, and
lift the key cover assembly. (Fig.4-2)
5-4. Lean the key cover assembly slightly, and then
remove the guide pins from the guide rail one by
one. (Fig.4-2)
On these occations, take care not to scratch the side
cover. When reinstall the key cover assembly, apply
masking tape along the guide rail to protect the
side covers from being scratched.
(Fig.3)
[4a]: Bind Head Tapping Screw-B 3.0X8 MFZN2BL (EP600190)
[4b]: Bind Head Tapping Screw-B 3.0X8 MFZN2BL (EP600190)
[5]: Hexagonal Nut 12.0 14X2 NFZN2BL (VB508600)
[47]
Rack Cover
Keycover Assembly
Key Cover Assembly
Key Cover Assembly
Side Cover
(Fig.4-1)
[47]: Bind Head Tapping Screw-B 3.0X8 MFZN2Y (EP600190)
(Fig.4-2)