Advertisement
D687
Installation of the traverse deck ass'y
Traverse deck ass'y
1. Push the claw in the direction of arrow®, and then move
the slide plate(t) in the direction of arrow
2. Move the slide plate(2) in the direction of arrow @.
3. Align the 3 bosses of traverse deck ass'y with the slots
'of mechanism base ass'y.
Boss(B).
Pulley'geer
Slots
1, Rotate the pulley gear to full position in the direction of
arrow®.
2. Then, rotate the pulley gear in the direction of arrow@.
3. When the drive gear(1) stops rotating, turn off that pulley
gear is rotating.
1. Rotate the pulley gear to full position in the direction of
arrow.
2. Align the boss(A) with the hole of slide plate(2).
ign the boss(B) with the hole of slide plate(1).
ign the claws of drive lever with the slots of loading
'mechanism assy.
4
@ Installation of the tray ass'y
cr
Tray base guide(R)
1. Attach the FFC to the connector(CN403).
2. Fit the claws on the right side of the tray ass'y
underneath the claws on the tray base guide(A),
3,Fit the claws on the right side of the tray assy
underneath the ciaws on the tray base guide(L).
4. Fit the limiter claw on the tray ass'y between the teeth of
the drive gear(1).
5, Catch the 2 claws(A) with the mechanism base ass'y.
6. After installing the tray ass'y, check that it moves smoothly.
Sig
'SL-PD687
MHOW TO CHECK THE MAIN AND SERVO P.C.B.
1, Remove the cabinet. (See Ref.No.1 of the disassembly instructions.)
2. Remove the front panel ass'y. (See Ret.No.2 of the disassembly instructions.)
3. Remove the tray ass'. (See Ref.No.5 of the disassembly instructions.)
4, Remove the cable holder. (See Ref.No.8 of the disassembly instructions.)
5. Remove the clamp plate assy. (See Ret.No.10 of the disassembly instructions.)
6. Remove the fixed plate, magnet and clamper. (See Ret.No.11 of the disassembly instructions.)
© Check the main P.C.B.
DIA CONV. P,
Fig. 1
7. Remove the 7 screws(@-@).
9. Rotate the pulley gear in the direction of arrow until traverse
8. Lift up the main P.C.B. to release the 2 ibs of chassis ass'y,
deck ass'y comes up.
and then remove the main P.C.B. in the direction of arrow.
10. Place the test disc and secure it by using the clamper ass'y.
11. Connect the 2 FFC (CN601, CN6O2) as shown in Fig. 2
12. Set up the main P.C.B.
dwire
13, Connect the main P.C.B. ground terminal (line out termina!)
to the chassis ass'y with a lead wire,
14, When checking the soldered surface of the main P.
do as shown in Fig. 3.
Ground terminal
Play
Fig.3
How to play the disc
Unplug the set previously.
=
NOTE:
While pressing 3 keys of STOP( I), PLAY(p>), | 8 sure to begin pressing the 3
and DISC 1 simultaneously, inset the power | Keys before plugging the set.
plug of the set into the plug socket.
fecekey the 'Service Mode
as
5
Press the POWER key
Flights up?
»
No?
| (POWER ON).
as
FL lights uy
Withdraw hand tom the 8 keys. —_ll
s
NOTE:
Mount the disc on the tumtable
Make sure that the traverse mechanism
[and press the PLAY key.
is then in UP(PLAY)position.
Service Mode setting
'When checking the main/servo P.C.B. of this set, remove the rotary tay previously.
After the rotary tray is removed, the microcomputer is kept from issuing PLAY command even when the PLAY key is pressed.
'Stated above is the procedure of setting the Service Mode for keeping the microcomputer in the PLAY mode even after
removal of the rotary tray.
=E=
Advertisement
