Lanl Circuit Board; Enc Circuit Board; Bl Circuit Board; Lvds Circuit Board - Yamaha PSR-S710 Service Manual

PSR-S710/PSR-S910
7.

LANL Circuit Board

(Time required: About 8 minutes)
7-1 Remove the lower case assembly. (See procedure 1.)
7-2 Remove the three (3) screws marked [140C]. The
LANL circuit board can then be removed. (Fig. 2)
8.

ENC Circuit Board

(Time required: About 9 minutes)
8-1 Tie a string or the like to the encoder knob. Then, pull
the string to remove the encoder knob from the control
panel side. (Fig. 3, Fig. 5)
8-2 Remove the lower case assembly. (See procedure 1.)
8-3 Remove the four (4) screws marked [570D]. The ENC
circuit board can then be removed. (Fig. 2)
<Top view>
VOLUME KNOB PUSH KNOB
SW
PUSH KNOB
Photo 2
14
SPEAKER GRILLE ASSEMBLY (L)
VOLUME KNOB
9. BL Circuit Board (PSR-S710),
LVDS Circuit Board (PSR-S910)
(Time required: About 8 minutes)
9-1 Remove the lower case assembly. (See procedure 1.)
9-2 PSR-S710: Remove the four (4) screws marked
PSR-S910: Remove the four (4) screws marked
SPEAKER GRILLE ASSEMBLY (R)
* This figure shows the PSR-S910.
Fig. 3
Fig. 4
[570E]. The BL circuit board can then be
removed. (Fig. 2)
[570E]. The LVDS circuit board can then
be removed. (Fig. 2)
ENCORDER KNOB
ENCODER KNOB
Fig. 5