Back Top Board Assembly; Arm Assembly (L, R) - Yamaha Clavinova CVP-405 Service Manual

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19.

Back Top Board Assembly

(Time required : About 5 minutes)
19-1. Remove the top board assembly. (See procedure 4)
19-2. Open the back key cover. (See procedure 5-2)
19-3. Remove the three (3) screws marked [75B] from both
sides of the assembly. (Fig. 24)
19-4. Remove the eight (8) screws marked [71B]. The back
top board assembly can then be removed. (Fig. 25)
20.

Arm Assembly (L, R)

(Time required : About 40 minutes)
20-1. Remove the top board assembly. (See procedure 4)
20-2. Open the back key cover. (See procedure 5-2)
20-3. Remove the key cover and panel assembly.
(See procedure 13)
20-4. Remove the crosspiece. (See procedure 5-3)
20-5. Remove the MT angle assembly and angle assembly.
(See procedure 9-4)
20-6. Remove the end block assembly L and R.
(See procedure 14)
20-7. Remove the keyboard assembly. (See procedure 15)
20-8. Remove the two (2) screws marked [75A], the three (3)
screws marked [75B] and the fi ve (5) screws marked
[71C]. The arm assembly L can then be removed.
(Fig. 24, 25)
*
The arm assembly R can then be removed in the same
manner.
<Bottom view / 底面 >
Arm assembly L
(腕木Ass' y L)
[71A]
[71C]
[71C]
[71C]
[71B]
[71A], [71B], [71C]: Truss Head Tapping Screw-1 (TP#1 + TRUS) 3.5x25 MFZN2B3 (WE970400)
19.
19-1.
19-2. 回転蓋 (後)を開けます。 (5-2 項参照)
19-3. [75B] のネジ 3 本を左右外します。 (図 24)
19-4. [71B] のネジ 8 本を外し、背面框 Ass' y を外します。
20.
20-1. 屋根 Ass' y を外します。 (4 項参照)
20-2. 回転蓋 (後)を開けます。 (5-2 項参照)
20-3. 回転蓋 Ass' y を外します。 (13 項参照)
20-4. 棚板桟を外します。 (5-3 項参照)
20-5. アングル MT Ass' y + 目隠し金具 Ass' y を外します。
20-6. 拍子木 Ass' y (L・R)を外します。 (14 項参照)
20-7.
20-8. [75A] のネジ 2 本、[75B] のネジ 3 本、[71C] のネジ
Front rail assembly
(口棒Ass' y)
[71A]
[71B]
Back top board assembly
(背面框)
(Fig. 25)(図 25)
CVP-405/CVP-405PE/CVP-405PM
背面框 Ass' y
(所要時間:約 5 分)
屋根 Ass' y を外します。 (4 項参照)
(図 25)
腕木 Ass' y (L・R)
(所要時間:約 40 分)
(9-4 項参照)
GH3 鍵盤を外します。 (15 項参照)
5 本を外し、腕木 Ass' y (L) を外します。
(図 24、図 25)
腕木 Ass' y (R) も同様に外すことができます。
[71A]
[71A]
[71B]
[71B]
Arm assembly R
(腕木Ass' y R)
27

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