PDR-W839
26
Media
Pickup Position
SPLG1
(IC501-pin97)
SPLG3
(IC501-pin99)
CD
Inner
5V
0V
Outer
0V
5V
CD-R
CD-RW
12cm Inner
5V
0V
12cm Outer
0V
5V
8cm CD-R
0V
5V
STOP
5V
5V
• Spindle System
• Digital Input System
• Audio System
VOLTAGES and WAVEFORMS
CD-R CORE ASSY
A
4/5
CD-R CORE ASSY
A
1/5
CD-R CORE ASSY
A
4/5
CD-R CORE ASSY
A
4/5
• Others
CD-R CORE ASSY
A
1/5
at FS = 44.1 kHz
Others
XVCO
(IC501-pin 101)
0V
5V
CLV
(IC301-pin 30)
ECLV
(IC301-pin 29)
STOP
0V
0V
CAV, W-CLV
5V
0V
E-CLV
5V
5V
Operating
Mode
A/D Converter used
at Analog REC Pause,
REC, Monitor
Others
ADCSTBY
(CN502-pin 4)
5V
0V
Signal Logic
* Inner: Absolute time is less than 23 minutes.
Outer: Absolute time is more than 23 minutes.
* W-CLV: WOBBLECLV , E-CLV: EFMCLV
at DIGITAL LOCK
at DIGITAL UNLOCK
DIRERR
(IC501-pin 142)
0V
5V
at MUTE ON
(Audio Signal Not Output)
at MUTE OFF
(Audio Signal Output)
AMUTE
(CN502-pin 9)
5V
0V
XPFAIL
(CN302-pin 9)
5V
Note :
The encircled numbers denote measuring point in the schematic
diagram.
1
CN302 - pin 1 (MSI)
V: 200mV/div. , H: 5msec/div.
2
CN302 - pin 2 (MSO)
V: 200mV/div. , H: 5msec/div.
3
CN302 - pin 5 (MSCK)
V: 200mV/div. , H: 500nsec/div.
(PLAY)
4
CN302 - pin 7 (SYSREQ)
V: 200mV/div. , H: 5msec/div.
5
CN302 - pin 8 (MACK)
V: 200mV/div. , H: 5msec/div.
6
IC301 - pin 21 (CLOCKDEC)
V: 200mV/div. , H: 5msec/div.
7
IC301 - pin 24 (XLATDEC)
V: 200mV/div. , H: 5msec/div.
8
IC301 - pin 25 (CLOCKRF)
V: 200mV/div. H: 5msec/div.
9
IC301 - pin 26 (DATA)
V: 200mV/div. , H: 5msec/div.
10
IC301 - pin 27 (XLATRF)
V: 200mV/div. , H: 5msec/div.
CD-R CORE ASSY
A
1/5
Summary of Contents for PDR-W839
Page 21: ...PDR W839 21 A B C D 5 6 7 8 5 6 7 8 3 5 A A 1 5 A 2 5 A 4 5 A 1 5 Servo Amp IC Multiplexer ...
Page 39: ...PDR W839 39 ...
Page 51: ...PDR W839 51 A B C D 5 6 7 8 5 6 7 8 H PNP1480 C SIDE A CN502 A 301 CN302 A ...
Page 53: ...PDR W839 53 A B C D 5 6 7 8 5 6 7 8 H IC601 Q492 Q401 Q428 IC1811 IC901 Q490 Q481 1 SIDE B ...
Page 56: ...PDR W839 56 A B C D 1 2 3 4 1 2 3 4 I L HEAD PHONE ASSY L OPERATING1 ASSY I IC701 Q708 ...
Page 94: ...94 PDR W839 Pin Function 1 5 PDC069 CD R CORE ASSY IC501 Encoder IC ...
Page 95: ...95 PDR W839 Pin Function 2 5 ...
Page 96: ...96 PDR W839 Pin Function 3 5 ...
Page 97: ...97 PDR W839 Pin Function 4 5 ...
Page 98: ...98 PDR W839 Pin Function 5 5 ...
Page 103: ...103 PDR W839 ...