PSR-E213/YPT-210
13
8.
MK-L Circuit Board, MK-H Circuit Board
(Time required: About 6 minutes each)
8-1
Remove the lower case keyboard assembly. (See pro-
cedure 5)
8-2
MK-L Circuit Board
8-2-1 Remove the keyboards from C1 to B3. (See procedure 6)
8-2-2 Remove the four (4) screws marked [90A], and eight (8)
screws marked [100A]. The MK-L circuit board can then
be removed. (Fig. 6-1)
8-3
MK-H Circuit Board
8-3-1 Remove the keyboards from C4 to C6. (See procedure 6)
8-3-2 Remove the three (3) screws marked [90B], and five (5)
screws marked [100B]. The MK-H circuit board can then
be removed. (Fig. 6-1)
*
When replacing the MK-L circuit board or the MK-H cir-
cuit board, attach the shield sheet L or the shield sheet
H on the pattern side of the new circuit board before
installing if these shield sheets are originally installed.
(U only) (Fig. 6-2)
8.
MK-Lシート、MK-Hシート
(所要時間:各約6分)
8-1
下ケース鍵盤Ass'yを外します。
(5項参照)
8-2
MK-Lシート
8-2-1
C1〜B3の鍵盤を外します。
(6項参照)
8-2-2 [90A]
のネジ4本と、
[100A]
のネジ8本を外して、MK-L
シートを外します。
(図 6-1)
8-3
MK-Hシート
8-3-1
C4〜C6の鍵盤を外します。
(6項参照)
8-3-2 [90B]
のネジ3本と、
[100B]
のネジ5本を外して、MK-H
シートを外します。
(図 6-1)
[90A] :
Bind Head Tapping Screw-B 3x8 MFZN2W3 (WE774300)
Bタイト+BIND
[90B] :
Bind Head Tapping Screw-B 3x8 MFZN2W3 (WE774300)
Bタイト+BIND
[100A] : Bind Head Tapping Screw-P 3x12 MFZN2W3 SP (WH899400)
Pタイト+BIND
[100B] : Bind Head Tapping Screw-P 3x12 MFZN2W3 SP (WH899400)
Pタイト+BIND
Fig. 6-1
(図 6-1)
•
Top view
(上から見た図)
[100A]
[100A]
[100B]
MK-L
MK-H
[90A]
[90A]
Rubber Contact
(接点ゴム)
Rubber Contact
(接点ゴム)
[90A]
[90A]
[90B]
Wiring Assembly GND2
(U only)
[90B]
[90B]
Rubber Contact
(接点ゴム)
Rubber Contact
(接点ゴム)
Rubber Contact
(接点ゴム)
Shield Sheet H
(U only)
Shield Sheet L
(U only)
Fig. 6-2
(図 6-2)