Control Panel Assembly Section; Ada Circuit Board; Ha Circuit Board - Yamaha 01v 96 Service Manual

Control Panel Assembly Section

When removing the circuit board, if it is hard to handle
while the control panel assembly is fixed slantwise
at the stay, open it widely at 180° for the work.
10.

ADA Circuit Board

(Time required: About 6 minutes)
10-1. Fasten the control panel assembly. (See procedure 1.)
10-2. Remove the three (3) screws marked [300], the
thirteen (13) screws marked [310] and the three (3)
screws marked [320]. The ADA circuit board can then
be removed. (Fig.3, Photo.10)
11.

HA Circuit Board

(Time required: About 15 minutes)
11-1. Remove the twenty-nine (29) hexagonal nuts marked
[280] from the control panel side. (Photo.11)
11-2. Fasten the control panel assembly. (See procedure 1.)
11-3. Remove the ADA circuit board. (See procedure 10.)
11-4. Remove the five (5) screws marked [260] and the
twenty-five (25) screws marked [270]. The HA circuit
board can then be removed. (Photo.11, 12)
11-5. Remove the eighteen (18) knobs from the HA circuit
board. (Photo.9)
When you replace the twelve (12) cannon
connectors and the twelve (12) phone jacks,
remove the phone cannon shield soldered to
the HA circuit board by eight (8) places.
(Photo.13, 14)
<Top view>
Push button
Knob
Photo.9
<Rear view> [310]
[320]
[320]
[310]
Fig. 3
<Bottom view>
ADA
Knob
[300]: Bind Head Tapping Screw-B
3.0X8 MFZN2BL (EP600190)
[310]: Bonding Tapping Screw-B
3.0X8 MFZN2BL (VN413300)
[320]: Bonding Screw
3.0X8 MFZN2BL (VP157800)
[300]
Photo.10
01V96
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