Disassembly Instructions - cec BD-5200 Service Manual

DISASSEMBLY INSTRUCTIONS
1 TOOLS REQUIRED FOR DISASSEMBLY
Phillips-head screwdrivers (for M5, M3 and M2.6)
Slotted-head screwdrivers (medium and small sizes)
Radio pliers
Hexagon-head wrench (for M3 and M4)
Nippers
Soldering iron
Hexagon box type screwdrivers (for M5 and M3)
DO THE FOLLOWING PRIOR TO DISASSEMBLY:
(1) Remove the dust cover.
(2) Remove the turntable plater and prepare the unit to be
moved by locking the mechanism in place with the
three red screws.
(3) Fix the tone arm in place with the lock lever of the
arm rest.
(4) Place the set on a suitable bench with the bottom base
upward. (Fig. 1)
REMOVE THE CABINET
(1) Remove with a Phillips-head screwdriver the eight
screws which hold the bottom base. (Fig. 2).
(2) Remove the two screws which hold the cord mounting
plate of the cabinet (Fig. 3).
(3) When the six screws which hold the cabinet are
removed, the cabinet and panel board can be lifted off.
(Fig. 4).
REMOVE THE MOTOR
(1) Remove the two screws D which fasten the servo
control circuit board of motor.
(2) Cut the nearest portion to the servo control circuit
board of two wires from printed circuit board and
three wires from rotaly switch.
(3) Cut the nearest portion to the lug terminal of motor
grounding wire.
(4) Remove from the surface of panel board the three
screws (M2.6)E which hold the motor. Then the motor
can be removed. (Fig. 5).
REMOVE THE SUB-CHASSIS FROM THE UNIT.
(1) Remove the arm support.
(2) Remove the three red screws.
(3) Remove the shield case.
(4) Disconnect from the lug terminal plate the five leads
coming from the tone arm.
(5) Turn the drive gear 180° so that the return plate moves
over the nut and remove the arm rest fixing nut. And
pull out the arm rest.
(6) Loosen the screw of the tone arm fixing plate boss and
remove the tone arm fixing plate.
(7) Remove the tone arm fixing nut and remove the tone
arm.
(8) Disconnect the release wire from the lifter base (Fig.
6).
(9) Remove the reject spring spacer (Fig. 7)
(10) Remove the terminal angle B from the panel board.
(11) Turn the set over and remove nuts A,B and C shown
in Fig. 5.
(12) Remove the suspension spring and cushion rubber.
(13) Hold the turntable shaft and lift, and remove the
sub-chassis.
@2
t
D
(two screws)