Pioneer PDR-L77 Service Manual page 9

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2.4 CD-R CORE ASSY (2/2)
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• Bottom View
SERVO MECHANISM
ASSY
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CD-R CORE ASSY (2/2) PARTS LIST
19
Mark No. Description
NSP 1 SERVO MECHANISM Assy
2 DC Motor Assy (SPINDLE)
11
NSP 3 DC Motor (CARRIAGE)
4 Float Rubber A
5 Float Rubber B
18
NSP 6 Rack Spring
NSP 7 Reflection Sheet
8 Servo Base
9 Pinion Gear
10 Gear A
11 Gear B
12 Gear C
13 Rack
14 Rack Stopper
NSP 15 Disc Table
16 Carriage Base S
17 Connector Assy
(SERVO MECHANISM CN601↔ CD-R CORE CN452)
5
18 Guide Bar
19 Sub Guide Bar
Q Q
NSP 20 Magnet
3 6 7 1 3
21 CD-R Pickup
22 Screw
23 Screw
24 Screw
25 Disc Table Assy
26 Carriage Motor Assy
How to Install the Disc Table
1 Use nippers or other tool to cut the two sections marked A in figure 1 .
2 While supporting the spindle motor shaft with the stopper, put spacer on
top of the carriage base, and stick the disc table on top (takes about 9kg
pressure). Take off the spacer.
1
A
Spacer
.
9 4 2 8
1 5 0 5 8 2 9 9 4
A
2
(Pressure of about 9kg)
Disc table Assy
Spacer setting
Spacer
Position
Spacer
Spindle
motor
OK NG
Servo Base
m
co
PDR-L77
9 9
Part No.
PWZ3759
PEA1235
PXM1042
AEB7063
AEB7066
DBH1285
PNM1325
PNW2853
PNW2854
PNW2855
PNW2856
PNW2857
PNW2858
PNW2859
PNW2860
PNW2874
PG09KK-E17
VLL1488
VLL1489
VYM1024
2 8 9 9
PEA1351
Z39-018
PMZ20P030FMC
JGZ17P030FMC
PEA1349
PEA1350
11mm
2.8mm
Carriage
Base
PCB
Stopper
9