Nu1 Disassembly Procedure - Yamaha AvantGard N3 Maintenance Handbook

CAUTION: Make sure to never remove
the side board assembly (L, R)
and the arm assembly (L, R)
from the NU1.
These parts should not be
repaired by replacing with
service parts.
1. Top Board
1-1 Close the key cover unit.
1-2 Remove the three (3) screws marked [S25], slide the top board
assembly forward and lift it to remove it.
2. Speaker (Tweeter)
Disconnect the TW-LF connector assembly (2P) from the speaker (tweeter) (L/R).
(TWEETER)(L)
[S2NA]
[S2NB]
3. Uppper Board
Remove the left/right screws [S2NA] (one each), lift the upper board upward and remove.
* When removing the screw be careful not to let the upper board drop.
4. Key Cover
Remove the left/right screws [S2NB] (one each), open the key cover lift upward and remove.
* Pay attention not to damage the arm when removing the key cover unit.

NU1 DISASSEMBLY PROCEDURE

SIDE BOARD
ASSEMBLY L
ARM ASSEMBLY L
TW-LF CONNECTOR ASSEMBLY
SPEAKER
KEY COVER
TOP BOARD ASSEMBLY
[S25]
TW-LF CONNECTOR ASSEMBLY
SPEAKER
(TWEETER)(R)
UPPER BOARD
ARM
NU1
SIDE BOARD
ASSEMBLY R
ARM ASSEMBLY R
[S2NA]
[S2NB]
KEY
COVER
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