RCA SelectaVision VideoDisc SFT 100 Service Data page 16

CED-1
INSTRUMENT DISASSEMBLY
(continued)
Transducer Assembly Removal
1. Remove 2 each phillips head screws from either side of
transducer assembly cover and remove cover (Fig. 2-5).
Remove transducer actuating spring (item 103) by compress-
Ing and lifting out of arm.
Unsolder and remove transducer leads. Slide transducer out
to left of arm assembly. Lift up on end of transducer to clear
arm housing and remove transducer from arm assembly.
То reassemble reverse procedure.
Remove
REMOVE
SPRING
Remove
Cover
SLIDE TRANSDUCER Remove
TO LEFT — LIFT UP Screw
AND OUT
Fig. 2-5. — Transducer Removal
Turntable Removal
With cabinet top removed and PW 500 circuit board assembly laid
to right side of player proceed to remove turntable in the follow-
ing manner (Fig. 2-6).
1. Remove front receiver hold down pad (item 81) by first remov-
ing "C" clip retainer (item 68). Slide hold down pad to left to
free right end, then lift up on right side and slide pad back to
the right to free the left end remove pad from player.
Remove 2 each phillips flat head screws (item 30) holding
turntable yoke assembly (item 28) in position.
Remove yoke assembly (item 28), spindle cap (item 26), spin-
dle cap washer (item 27), and spindle shaft spring (item 29).
Lift turntable (item 1) up and remove from ptayer. Care is re-
quired in this procedure because the turntable drive belt (item
39) will want to lift up with the turntable.
To reassemble reverse procedure.
Note: When reassembling turntable be certain drive belt is
positioned correctly around lower outer edge of turntable and
turntable drive motor pulley. Also be certain the drive belt is
positioned correctly in the Belt Guide (item 6) located on the
turntable drive motor assembly (B1).
Turntable Drive Motor Removal
With top cover. pick-up arm assembly. and turntable removed.
1. Remove 3 each hex head screws (Fig. 2-7).
2. Disconnect drive motor assembly (B1) wires from PW AC in-
put circuit board assembly.
3. Lift drive motor assembly (B1) up and out of centerplate.
To reassemble reverse procedure.
Remove
3 Screws
To Remove
Turntable
Motor
Fig. 2-7. — Turntable Drive Motor Removal
Reduction Gear Assembly Removal
With Pick-Up Arm Assembly removed:
1. Unsolder and remove servo drive motor wires (Fig. 2-8).
2. Remove declutch link from Reduction gear Assembly by first
removing "C" clip retainer (item 68).
3. Remove 2 each 1/4" hex head screws at rear of reduction
gear assembly. Loosen 2 each 1/4" hex head screws at front
of reduction gear assembly.
4. Slide reduction gear assembly to the rear and remove from
center plate.
To reassemble reverse procedure.
Declutch Remove Remove 2 Wires
Link "C" Clip
Remove
2 Ча" Hex
Head Screws
Sero
Motor
Loosen 2 1/4"
Hex Head Screws
Fig. 2-8. — Reduction Gear Assembly Removal