Yamaha MG16/6FX Service Manual page 14

MG16/6FX
[530]
[540]
[530]
[530]: Bind Head Tapping Screw-B
[540]: Bind Head Tapping Screw-S
3. PS Circuit Board (Time required: About 4 minutes)
3-1 Remove the bottom cover. (See procedure 2.)
3-2 Remove the two (2) screws marked [530] and the
screw marked [540]. The PS circuit board and Heat
sink can then be removed. (Photo. 1)
3-3 Remove the three (3) screws marked [A]. IC01, IC04,
and IC05 are stopped. (Photo. 2)
3-4 Remove the three (3) screws marked [B]. (Photo. 3)
3-5 Remove the solder IC02, IC03 and Q01. The heat
sink can then be removed from the PS circuit board.
(Photo. 3)
4. Side Cover (Time required: About 5 minutes each)
4-1 Remove the bottom cover. (See procedure 2.)
4-2 Side Cover L:
4-2-1 Remove the rack mount angle L. (See procedure 1.)
4-2-2 Remove the screw marked [460C], the three (3)
screws marked [460D], the three (3) screws marked
[470A] and the two (2) screw marked [480A]. The
side cover L can then be removed. (Fig. 1, Photo. 4)
4-3 Side Cover R:
4-3-1 Remove the rack mount angle R. (See procedure 1.)
4-3-2 Remove the PS circuit board. (See procedure 3.)
4-3-3 Remove the screw marked [460A], the three (3)
screws marked [460B], the three (3) screws marked
[470B] and the two (2) screw marked [480B]. The
side cover R can then be removed. (Fig. 1, Photo. 5)
5. Power Switch and AC Connector
(Time required: About 5 minutes each)
5-1 Remove the bottom cover. (See procedure 2.)
5-2 Remove the rack mount angle R. (See procedure 1.)
5-3 Remove the PS circuit board. (See procedure 3.)
5-4 Remove the side cover R. (See procedure 4.)
5-5 Remove the power switch by bending its claw.
(Photo. 6)
5-6 To remove the AC connector, remove the hexagonal
nut and flat washer. (Photo. 6)
14
PS
3.0X8 MFZN2BL (EP600190)
3.0X6 MFZN2BL (EP630210)
Photo.1
[A]
[A]: Bind Head Tapping Screw-B
3.0X8 MFZN2BL (EP600190)
Photo.2
[B]
IC02 IC03
[B]: Bind Head Tapping Screw-B
3.0X8 MFZN2BL (EP600190)
Photo.3
[B]
Q01