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Technics SL-P3 Service Manual page 11

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SL-P3
SL-P3 |
m@ DISASSEMBLY INSTRUCTIONS
CAUTION:
It is very
dangerous
to look at or touch the laser
radiation.
(Laser radiation is invisible.)
With the unit turned "on", laser radiation is emitted
from the pickup lens.
When
doing the job, removing the cabinet and disc
clamper
of this
unit,
be sure
to turn
the power
supply off.
e@ How to remove the cabinet
1. Remove
the 4 setscrews
[Fig.
1: @
~
@ 1] of the
cabinet,
2, Remove
the cabinet in the direction of the arrow as in
Fig. 1.
How to remove the front panel
. Remove the cabinet.
. Remove the front panel setscrew.
[Fig. 2: @]
. Open the lid of 4 connectors (CN401 ~ CN404) of main
P.C.B. (arrow
(©) in Fig. 2) and then pull out the flat
cable.
4, Cut off the wire clampers and pull at the connectors
(CN901 and CN902).
[Fig. 3].
5. Slightly open the front panel on both sides. (arrow @
;
®
in Fig. 2), then remove the front panel from the projec-
Fig. 2
tion of chassis.
6. Remove the front panel in the direction of the arrow ®,
with care not to scratch the disc holder.
[Fig. 2]
wn
> ®
® How to remove the disc illumination
1. Remove the cabinet and front panel.
2. Remove the 2 setscrews [Fig. 4 : @,@]
of the rein-
forcement plate.
3. Remove
the disc illumination
in the direction
of the
arraw as in Fig. 3.
Connector (CN901)
Fig. 3
e How to remove the battery
1. Remove the cabinet.
2. Release the 2 claws of the stoppers.
[Fig. 5]
3. Turn over the P.C.B. and unsolder the terminals of battery.
Reinforcement plate
Qn
Stopper
17)
Stopper
Fig. 4
Fig. 5
NOTE:
The precautions for front panel fitting are mentioned on the next page.
|
e How to remove the headphone level control knob
1. Remove the cabinet and front panel.
2. Remove the 2 headphone jack and headphone amplifier
P.C.B. fitting setscrews.
[Fig.6: @, O)
3. Remove the setscrew [Fig.
6: @] of the headphone
amplifier P.C.B.
4. Puil out the headphone level control knob in the direc-
tion of the arrow as in Fig. 6.
Headphone level
i
entre knob
e How to remove the operation button
1. Remove the cabinet and front panel.
2. Remove the reinforcement plate.
3. Remove
the 4 setscrews
[Fig.
7: @ ~
® |] of the
©
keyboard/display
P.C.B.,
then
the
keyboard/display
Headphone amp. P.C.B.
P.C.B. can be removed.
Fig. 6
4. Release the 15 claws of operation button case to remove
.
Remove the knob
the operation button case from keyboard/display P.C.B.
}
@
a
5. Remove
the
timer
play/auto
pause/auto
cue
selector
2
:
knob with a screwdriver.
Remote control
2
ie
6. Search button can be removed by releasing the claws (A)
receiver
cg
\| selector knob
in Fig. 8.
.
Z oe
Z Af.
Keyboard/
7. Play button ass'y can be removed by releasing the claw
ae
Z
oS
} display P.C.B.
in Fig. 8.
Note:
Remove
the search
button
before
removing
the
play button ass'y.
8. Memory button can be removed by releasing the claws
© in Fig. 8.
in Fig. 8.
1, Remove the cabinet and front panel,
2. Remove the keyboard/display P.C.B.
Memory
button
Nemeric button
Repea
button
Searchbutton
e Front panel fitting
*
The disc illumination
lead wire should come under the
reinforcement plate. (See Fig. 9)
nin oa eee
*
The
headphone
amplifier
P.C.B.
lead wire should
not
touch the disc holder.
(Bring it under the front panel.)
1, Release the power switch rod from power switch.
Case
(Power switch should then be set at "off".)
2. Insert the chassis
between
front
panel and keyboard/
Reinforcement plate
Lead wire (Disc illumination)
Fig. 9

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