Yamaha O2R96 Service Manual page 45

26. PN3+PW Circuit Boards
(Time required: About 20 minutes)
26-1. Remove the SP02R96. (See procedure 1.)
26-2. Remove the MB02R96. (See procedure 2.)
26-3. Remove the encoder knob and the hexagonal nut
from the control panel side. (Fig.8, Photo.6)
26-4. Fasten the control panel assembly. (See procedure 3.)
26-5. Remove the six (6) screws marked [160C]. The
PN3+PW circuit boards can then be removed. (Fig.10)
27. FD1 Circuit Board
(Time required: About 20 minutes)
27-1. Remove the SP02R96. (See procedure 1.)
27-2. Remove the MB02R96. (See procedure 2.)
27-3. Remove the sixteen (16) fader knobs marked [400A]
from the control panel side. (Fig.8)
27-4. Fasten the control panel assembly. (See procedure 3.)
27-5. Remove the twelve (12) screws marked [210B]. The
FD1 circuit board can then be removed. (Fig.9)
28. FD2 Circuit Board
(Time required: About 25 minutes)
28-1. Remove the SP02R96. (See procedure 1.)
28-2. Remove the MB02R96. (See procedure 2.)
28-3. Remove the nine (9) fader knobs marked [400B] from
the control panel side. (Fig.8)
28-4. Fasten the control panel assembly. (See procedure 3.)
28-5. Remove the six (6) screws marked [210C]. The FD2
circuit board can then be removed with the insulating
sheet. (Fig.9)
28-6. Remove the four (4) cord holders. The insulating
sheet can then be removed from the FD2 circuit
board. (Fig.9)
The insulating sheet is fastened to the FD2
circuit board by the cord holders.
When you replace the FD2 circuit board, be
sure to attach the insulating sheet as before.
29. LCD Assembly
(Time required: About 5 minutes each)
29-1. Remove the eight (8) screws marked [260B] from
the control panel side. The LCD assembly can then
be removed. (Fig.8)
Be careful no to scratch the control panel during
installation.
02R96
45