Yamaha AW4416, Service Manual

Page: 73 / 154

AW4416
32
CN7
CN4
CN1 CN2 CN3 CN6
CN806
CN604
CN602
CN605
CN603
[900K]
[900C]
Bottom chassis
assembly
CD-RW holder
SUB-FADER
[900B]
(Fig.3)
[910C]
Power supply unit
Bottom chassis assembly
HDD plate
AC cover
[900E]
[900D]
[900F]
[840A]
[850]
[910B]
PN-MY
PN-HENKAN
PN-HDD
(Fig.4)
3. PN-MY, PN-HENKAN, PN-HDD Circuit Boards and
Power Supply Unit
3-1 Remove the bottom cover. (See procedure 1.)
3-2 Remove the five (5) screws marked [900C]. The bottom
chassis assembly can then be removed. (Fig.3)
3-3 PN-MY Circuit Board:
Remove the four (4) screws marked [900D]. The PN-
MY circuit board can then be removed. (Fig.4)
3-4 PN-HENKAN Circuit Board:
Remove the two (2) screws marked [900E]. The PN-
HENKAN circuit board can then be removed. (Fig.4)
3-5 PN-HDD Circuit Board:
Remove the two (2) special screws marked [850]. The
PN-HDD circuit board can then be removed with the
HDD plate. (Fig.4)
Remove the two (2) screws marked [910B], and then
remove the HDD plate from the PN-HDD circuit
board. (Fig.4)
3-6 Power Supply Unit:
Remove the screw marked [840A] and the screw
marked [900F]. The AC cover can then be removed.
(Fig.4)
Remove the four (4) screws marked [910C], and then
remove the power supply unit. (Fig.4)
When you assemble the power supply unit, be
sure to attach the AC cover as befor.
[900]: Bind Head Tapping Screw-B
3.0 X 8 MFZN2BL (EP600190)
[840A]: Bind Head Screw
4.0 X 6 MFZN2BL (EG340340)
[850]: Screw (VZ743100)
[900]: Bind Head Tapping Screw-B
3.0 X 8 MFZN2BL (EP600190)
[910]: Bind Head Tapping Screw-S
3.0 X 6 MFZN2BL (EP630210)