Yamaha AW4416, Service Manual

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AW4416
CN301 CN309
CN201
CN701
CN601
CN306
CN402
[900G]
[900H]
SUB-CPU
MAIN
Rear chassis
[910D]
[940] [900I]
[900I]
[900I] [960A]
[900J] [450] [960B] [900J]
[840B]
[960A]
(Fig.5)
(Fig.6)
5. PN-SW, PN-ENC, PN-INV Circuit Boards and LCD
5-1 Remove the JOG knob, the SHUTTLE knob, the
three (3) knobs marked [650] and the knob marked
[660] in the control panel. (Fig.2)
5-2 Remove the bottom cover. (See procedure 1.)
5-3 Remove the SUB-FADER circuit board. (See procedure 2.)
5-4 Remove the bottom chassis assembly. (See procedure
3-2.)
5-5 Remove the rear chassis with the MAIN and SUB-
CPU circuit boards. (See procedure 4-4.)
4. MAIN and SUB-CPU Circuit Boards
4-1 Remove the eight (8) knobs marked [630] and the
two (2) knobs marked [640]. (Fig.2)
4-2 Remove the bottom cover. (See procedure 1.)
4-3 Remove the bottom chassis assembly. (See procedure 3-2.)
4-4 Remove the two (2) screws marked [900G] and the
ten (10) screws marked [900H]. The rear chassis
can then be removed with the MAIN and SUB-CPU
circuit boards. (Fig.5)
4-5 Remove the screw marked [910D], the six (6) screws
marked [900I] and the four (4) U-shaped holder marked
[960A].
The MAIN circuit board can then be removed from
the rear chassis. (Fig.6)
4-6 Remove the three (3) screws marked [900J], the screw
marked [840B], the two (2) jack sockets marked [450]
and the the four (4) U-shaped holder marked [960B].
The SUB-CPU circuit board can then be removed
from the rear chassis. (Fig.6)
〈
Rear View
〉
〈
Bottom View
〉
[900]: Bind Head Tapping Screw-B
3.0 X 8 MFZN2BL (EP600190)
[840]: Bind Head Screw
4.0 X 6 MFZN2BL (EG340340)
[900]: Bind Head Tapping Screw-B
3.0 X 8 MFZN2BL (EP600190)
[910]: Bind Head Tapping Screw-S
3.0 X 6 MFZN2BL (EP630210)
[450]: Jack Socket 17L-003C3 (V6164800)
[940]: Pan Head Screw
2.6 X 6 MFNI33 (VT267800)