Yamaha MDX-9 Manuel de service télécharger pdf (Page 7)

MDX-E100

Removal of Cartridge Holder (Fig.6)

1. Open the roller arm lever in the arrow direction and move the clamper lever to the rear.

2. With a +5V voltage (*2) applied to the red line side of the blue connector of the loading

motor, push the rack gear in the arrow direction until the cam plate lever clicks.

(*2) A +5V voltage can be obtained from the positive lead (D6.5/5V) of C135 and the

ground terminal of the Main P.C.B.

3. Remove a screw (B1 and B2, 1 each) from the holder arm and remove the cartridge

holder by moving it to the left.

Slider Lever

Cartridge Holder

Clamper

Lever

Rack Gear

Roller Arm Lever

Motor

Cam Plate

Lever

(B1) x1

Ø1.7x5mm

(B2) x1

Fig.6

Caution

Be careful so that oil does not get on the clamper lever

which contacts the roller of the roller arm lever.

Installation of Cartridge Holder

• To install the cartridge holder, the rack of the mechanism must be

lowered toward the rear.

• While pushing the roller arm lever outward, push in the slider lever.

• Apply a +5V to the loading motor (until a clicking sound is heard) and

push in the rack gear.

• With the slider lever and the rack gear installed as described above,

fit the cartridge holder as shown in the figure and tighten the screws.

C135

Positive lead (D6.5/

5V)

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Yamaha MDX-9 Manuel de service Page 7