Yamaha DG100-212, Руководство по обслуживанию

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DG100-212
8
11. VR Circuit Board
11-1 Remove the pre-main unit. (See Procedure 1)
11-2 Remove the front panel assembly. (See
Procedure 3)
11-3 Remove the eight (8) knobs marked [90] and
the four (4) screws marked [30D]. The VR
circuit board assembly can then be removed.
(Fig. 4)
11-4 Remove the eight (8) hexagonal nuts marked
[C]. The VR circuit board can then be removed
from the VR circuit board assembly. (Fig. 5)
12. Replacement Of The Lithium Battery
12-1 Remove the pre-main unit. (See Procedure 1)
12-2 The lithium battery marked [D], on the DM
circuit board, can be replaced. (Fig. 6)
Angle, motor volume
[C]
[D]
(Fig. 5) (Fig. 6)
VR
DM
[140b]: Bind Head Tapping Screw-B 3.0 x 6
MFZN2BL (EP600230)
[D]: Lithium Battery CR2032
Battery VS246400
VS246300(Battery holder for VS246400)
Notice for back-up battery removal
Push against the holder hook, then the
battery will pop up.
Druk tegen de houder, de batterij springt
dan naar voren.
Battery
Battery holder
8. PN Circuit Board
8-1 Remove the pre-main unit. (See Procedure 1)
8-2 Remove the front panel assembly. (See
Procedure 3)
8-3 Remove the ten (10) screws marked [80B]. The
PN circuit board assembly can then be removed.
(Fig. 4)
8-4 Remove the seven (7) top cap assemblies from
the PN circuit board assembly. (Fig. 4)
9. ANF Circuit Board
9-1 Remove the pre-main unit. (See Procedure 1)
9-2 Remove the front panel assembly. (See
Procedure 3)
9-3 Remove the two (2) screws marked [100], the
two (2) hexagonal nuts marked [B] and the
hexagonal nut marked [110A]. The ANF circuit
board can then be removed. (Fig 4)
10. ANF2 Circuit Board
10-1 Remove the pre-main unit. (See Procedure 1)
10-2 Remove the hexagonal nut marked [110B]. The
ANF2 circuit board can then be removed. (Fig. 4)
[30B]: Bind Head Tapping Screw-B 3.0 x 6 MFZN2BL (EP600230)
[80B]: Bind Head Tapping Screw-B 3.0 x 6 MFZN2BL (EP600230)
[110]: Hexagonal Nut 9.0 x 12 x 2 MFNI33 (LX200060)
(Fig. 4)
[110B]
[110A] [90]
[80B]
Top cap assemblies
VR circuit board assembly
Front panel assembly
[100],[B]
ANF2
ANF
[80B] [30D]
PN