Read Sharp XL-HP434 (serv.man4) Service Manual online
XL-HP434H
3 – 2
2. CD MECHANISM SECTION
Perform steps 1 to 4 and 11 to 12 of the disassembly method to
remove the CD mechanism.(see page 3-3,3-4)
remove the CD mechanism.(see page 3-3,3-4)
2.1. How to remove the Optical Pickup (See Fig. 1)
1. Remove the screws (A1) x 2 pcs and shaft (A2) x 1 pc.
2. Remove the stop washer (A3) x 1 pc and gear (A4) x 1 pc.
3. Remove the optical pickup.
NOTE: After pulling out the optical pickup connector, wrap the tip of it
with conductive aluminium foil or the like to protect the optical
pickup from the static electricity.
pickup from the static electricity.
2.2. How to remove CD Disc (See Fig. 2~5)
1. When CD is at play position, Rotate reduction gear C clock-wise as
shown in Figure 2 Until disk tray is at stalk ‘STOCK’ position, then
rotate the gear further to eject the disk tray (Figure 6) so that CD
can be removed from the tray.
rotate the gear further to eject the disk tray (Figure 6) so that CD
can be removed from the tray.
2. In another case, if CD mechanism is at tray No. 1 play position and
to remove CD located in tray No. 3, the procedure is as follows:
If the gear up down board is located at tray No. 1 position, then
rotate Reduction gear C clock-wise until Disc tray is at stalk
‘STOCK’ position. Rotate reduction gear D (Figure 3) to move the
CD mechanism to tray No. 3 position. This is confirmed by check-
ing the gear up down board position Base on the marking as indi-
cated on the main chassis as shown in Figure 4.
rotate Reduction gear C clock-wise until Disc tray is at stalk
‘STOCK’ position. Rotate reduction gear D (Figure 3) to move the
CD mechanism to tray No. 3 position. This is confirmed by check-
ing the gear up down board position Base on the marking as indi-
cated on the main chassis as shown in Figure 4.
•
Usually changer is covered with top plate. As for reference pur-
pose. We exclude the top plate for easy viewing. (Figure 5,6)
pose. We exclude the top plate for easy viewing. (Figure 5,6)
Figure 6
CD Disc
CD At play position.
Disc Tray
Guide Tray
CD Disc
CD At stalk 'STOCK' position.
CD Disc
Tray eject
Remove CD from tray.
Figure 5
Figure 1
Figure 4
(A1) x2
ø2.6 x5mm
CD
Mechanism
Stop Washer
(A3) x1
Optical Pickup
Gear
(A4) x1
Shaft
(A2) x1
Reduction gear D
Figure 3
Up
Down
Reduction gear C
Front
Figure 2
Rear
Mark 1
(DISC 1)
(DISC 2)
(DISC 3)
(DISC 4)
(DISC 5)
Gear up down board
Mark 3
Mark 5
Mark 2
Mark 4
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