Sony CDP-400 - Page 21

CDP-400/501/501 ES/610ES | CDP-400/501/S501ES/610ES
f 1
| Optical Sled Motor Thrust Adjustment Disc Pulley Height Adjustment Guide Plate Adjustment
hexagonal socket z . .
i gear block — thrust screw worm shaft psi crew, This adjustment is to suppress lateral play when
\ ! 26x32 the disc table opens.
| (St cli disc pulley
rail {left}
7 j edge surface of mechanism chassis
a Bin
disc
metor
:
i
ee
guide
plate
mechanism chassis
Insert a biade screwdriver and
push in the direction of arrow.
mechanism chassis
1. Press OPEN/CLOSE button to open the disc table.
2. Loosen the screw (BVTT 2.6 x 5).
3. Insert a blade screwdriver into the space between
the left rail and guide plate, push in the direction
of the arrow so that it touches the edge surface of
aye MIM eects Tail il oe i iN Bi ia i ah a
Install the disc pulley so that clearance @) is
0.5 mm. 7 sas A
mechanism chassis lightly, and tighten the screw.
4. Open and close the disc table 2 — 3 times, and
1. Remove gear block. (See page 35) confirm that the guide plate does not rub the edge
2.
Turn
thrust
screw
counterclockwise
to
loosen.
surface
of
mechanism
chassis
(Wi
section).
3. Connect as shown above and remember the am-
meter reading.
4. Next, turn the thrust screw clockwise slowly and
adjust so that the ammeter reading is +1 mA from
the reading in step 2.
Motor drive current must be less than 25 mA.
Reference value: 17—20 mA.
5. Confirm that there is no worm shaft thrust play.
6. After adjustment, lock the screw.
7. Install the gear block. (See page 35)