Yamaha EZ-AG Service Manual page 8

EZ-AG
5. Strings Sensor Unit
(Time required: About 3 minutes)
5-1 Remove the bottom assembly. (See procedure 1.)
5-2 Remove the four (4) screws marked [130B] and the
two (2) screws marked [140C]. The strings sensor
unit can then be removed. (Fig. 4)
<Bottom view>
[120B]
[130B]
[140C]
[130B]
[120B]: Bind Head Tapping Screw-B 4.0X35 MFZN2Y (WB535600)
[130B]: Bind Head Tapping Screw-B 3.0X8 MFZN2Y (EP600250)
[140C]: Bind Head Tapping Screw-B 3.0X12 MFZN2BL (VQ074600)
<Bottom view>
Fingerboard
[N70]
[N70]: Bind Head Tapping Screw-B 3.0X8 MFZN2Y (EP600250)
8
Neck assembly
[120B]
[130B]
Strings sensor unit
[140C]
Top assembly
[130B]
• First lot
MUTE
connector
assembly
(Fig. 4)
[N70]
PN
(Fig. 6)
6. PN Circuit Board, Key Top Rubber
(Time required: About 4 minutes)
6-1 Remove the bottom assembly. (See procedure 1.)
6-2 Remove the three (3) screws marked [N100]. The
earth plate can then be removed. (Fig. 5)
6-3 Remove the two (2) screws marked [120B]. The
neck assembly can then be removed. (Fig. 4)
(Come off the wire from the connector of the neck
assembly side.)
6-4 Remove the two (2) screws marked [N70] from the
fingerboard. The PN circuit board and the key top
rubber can then be removed. (Fig. 6, 7)
<Bottom view>
Adhesive
tape
[N100]: Flat Head Tapping Screw-B 3.0X16 MFZN2BL (WB329400)
<Bottom view>
Key top rubber C
Key top rubber D
Fingerboard
Earth plate
[N100]
Neck assembly
(Fig. 5)
Key top rubber A
Key top rubber B
(Fig. 7)