Dc Fan Motor; Ac Inlet Assembly And Sw Circuit Board - Yamaha DM2000 Service Manual

13.

DC Fan Motor

(Time required: About 20 minutes)
13-1. Remove the SP2000. (See procedure 1.)
13-2. Remove the MB2000. (See procedure 2.)
13-3. Fasten the control panel assembly. (See procedure 3.)
13-4. Fasten the rear assembly U. (See procedure 4.)
13-5. Remove the four (4) screws marked [130]. The DC
fan motor, the two (2) fan guides, the fan guard and
the two (2) toothed lock washers can then be
removed. (Fig.3)
<Top view>
[255] x 8
Power supply unit
Shield box
[130]: Pan Head Screw
[220A]:Bind Head Tapping Screw-S
[255]: Bind Head Tapping Screw-B
[270A]:Bind Head Screw
[290A]:Bind Head Tapping Screw-B
[310]: Bind Head Tapping Screw-B
[345]: Bind Head Tapping Screw-B
[430]: Bind Head Tapping Screw-B
14.

AC Inlet Assembly and SW Circuit Board

(Time required: About 25 minutes each)
14-1. Remove the SP2000. (See procedure 1.)
14-2. Remove the MB2000. (See procedure 2.)
14-3. Fasten the control panel assembly. (See procedure 3.)
14-4. Fasten the rear assembly U. (See procedure 4.)
14-5. Remove the screw marked [220A], the two (2) screws
marked [225] and the two (2) screws marked [430].
The shield box can then be removed with the AC inlet
assembly and the SW circuit board. (Fig.3, 5, 6)
14-6. Remove the six (6) screws marked [205A]. The shield
box cover can then be removed from the shield box. (Fig.6)
[290A] x 6
BRG
[430] [220A]
Fan guide
JK2
[130] x 2
DC fan motor
[130] x 2
Fan guard
Fig.3
Spacer
[310] x 7
DSP
[345]
SP 4.0X20 MFZN2BL (VB671600)
4.0X8 MFZN2BL (VI693100)
3.0X8 MFZN2BL (EP600190)
4.0X8 SP MFZN2Y (VZ538000)
3.0X8 MFZN2BL (EP600190)
3.0X8 MFZN2BL (EP600190)
3.0X8 MFZN2BL (EP600190)
3.0X8 MFZN2BL (EP600190)
DM2000
OPT
[270A]
45