Sony CDX-M730 Service Manual ▷ View online
17
CDX-M730
2-11. SHAFT ROLLER ASSY, LOAD-SW BOARD
Fig. 1
1
tension spring (RA)
2
arm (roller)
3
retaing ring (RA)
4
shaft retainer (roller)
5
shaft roller assy
6
special screw
7
LOAD-SW board
retaing ring
(RA)
(RA)
arm
arm
washer
washer
shaft retainer
(roller)
(roller)
shaft retainer (roller)
2-12. FLOATING BLOCK ASSY
1
tension spring (KF1)
7
compression spring (FL)
6
floating block assy
8
compression spring (FL)
4
Fit lever (D) in the
direction of the arrow.
2
damper (T)
3
damper (T)
5
Turn loading ring in the
direction of the arrow.
18
CDX-M730
2-13. OPTICAL PICK-UP BLOCK
1
P 2x3
5
P 2x3
2
sled motor assy
3
optical pick-up block
4
PICK-UP flexible board
6
platespring (feed)
7
shaft (feed) assy
19
CDX-M730
cam (L)
arm (A-L) assy
arm (B-L) assy
C
A
B
3
stop ring 1.5, type-E
hole(large)
line
SECTION 3
PHASE ALIGNMENT
3-1. ARM (A-L) ASSY, ARM (B-L) ASSY
3-2. CAM (L)
1
Move the arm (B-L) assy in the direction of the
arrow
arrow
A
and the arm (A-L) assy in the direction of
the arrow
B
fully (full open state).
2
Align the hole (large) on the cam (L) with part
C
and
install the cam.
4
Turn the cam (L) clockwise and counterclockwise to
verify that both the arms are operated.
verify that both the arms are operated.
4
stop ring 1.5, type-E
2
stop ring 1.5, type-E
1
arm (B-L) assy
3
arm (A-L) assy
bracket (L) assy
20
CDX-M730
3-3. MOTOR BLOCK
3-4. ALIGNMENT BETWEEN ARM (A-L) ASSY
AND ARM (B-L) ASSY
AND ARM (B-L) ASSY
1
Turn the cam (L) and position the cam so that part
A
does not touch the SW board SW1001 and SW1002.
1
Input 9V DC to the motor terminal until the cam (L)
stops rotating.
Take care to avoid overload of the motor.
stops rotating.
Take care to avoid overload of the motor.
2
Verify that the arm (A-L) assy and arm (B-L) assy
are positioned as shown below (full open).
3
PTT 2.6x6
4
PTT 2.6x6
5
PTT 2.6x6
2
motor block
SW board
SW1001
cam (L)
SW1002
A
motor
GND
arm (B-L) assy
arm (A-L) assy
DC 9V
+B
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