Cd Mechanism Operation Description - Kenwood RXD-251 Service Manual

CD MECHANISM OPERATION DESCRIPTION

1. In case of disc 3 (Refer to figure 1 and 2)
1 The rotary motor turns counterclockwise by pressing disc 3 key, therefore the turntable turns clockwise and disc 3 is detect-
ed by disc number detector switch.
2 The turntable stops the position of 3 marked as figure 2 and stop position of disc 3 is detected by sensor switch.
At this time, the position of TR lock gear is as shown figure 1.
3 The rotary motor turns clockwise and the relay gear B also turns clockwise.
By turning the relay gear B, the arm of relay gear B moves to arrow direction (2 7 7 7) and the TR lock gear will be
locked.
After that, the change gear separates from TR lock gear.
4 The UD reduce gear turns clockwise by turning the change gear.
5 The traverse moves up-side.
6 After finished the traverse operation, the disc motor turns and the disc 3 will be played.
2. Open/Close operation of tray
while playing the disc.
(Refer to figure 3)
1 The tray motor turns clockwise by pressing
open/close key while playing the disc.
2 The change base moves to frontward by
turning the TR gear.
3 Pushing switch C by change base, the tray
motor stops.
UD REDUCE
GEAR
UD-CAM
CHANGE
GEAR
DISC SW
DISC 1
DISC 2
TURN TABLE
DISC 3
SW C
TRAY MOTOR
TR GEAR
Fig.3
RXD-251/301/351/371S/A3
Fig.1
(STOP POSITION OF DISC 3)
ROTARY MOTOR
GEAR
PULLEY
RELAY
GEAR A
RELAY
GEAR B
TR LOCK
GEAR
SENSOR SW
Fig.2
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