PDR-W739
26
Media
Pickup Position
DGAI
(IC351-pin56)
D8CM
(IC351-pin57)
CD
12cm Inner
0V
0V
12cm Outer
5V
0V
8cm Inner
0V
0V
8cm Outer
5V
0V
CD-R
CD-RW
12cm Inner
5V
0V
12cm Outer
5V
0V
8cm Inner
0V
5V
8cm Outer
5V
5V
VOLTAGES and WAVEFORMS
CD-R CORE ASSY
A
1/5
CD-R CORE ASSY
A
3/5
CD-R CORE ASSY
A
4/5
at FS = 44 kHz
(at FS Converter through)
Others
FSR/XTHR
(CN301-pin 2)
0V
5V
at DIGITAL LOCK
at DIGITAL UNLOCK
XVCO
(CN301-pin3)
0V
5V
UNLOCK
(CN301-pin7)
0V
5V
XPFAIL
(CN301-pin4)
5V
−
XRST
(CN301-pin11)
5V
−
CLV
(IC201-pin13)
ECLV
(IC201-pin14)
STOP
0V
0V
CAV
0V
5V
CLV
5V
0V
ECLV
5V
5V
Operating
Mode
A/D Converter used
at Analog REC Pause
or REC
Others
ADSTBY
(CN501-pin4)
0V
5V
at MUTE ON
(Audio Signal Not Output)
at MUTE OFF
(Audio Signal Output)
AMUTE
(CN501-pin9)
5V
0V
LRSTD
(CN501-pin10)
5V
−
Note :
The encircled numbers denote measuring point in the schematic diagram.
1
CN301 - pin 5 (MREQ)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
2
CN301 - pin 6 (EN_CE)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
3
CN301 - pin 8 (XFUSE)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
4
CN301 - pin 9 (MACK)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
5
CN301 - pin 10 (MSCK)
V: 0.2V/div.(10 : 1) H: 0.5
µ
sec/div.
(PLAY)
6
CN301 - pin 12 (MSO)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
7
CN301 - pin 13 (MSI)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
8
IC301 - pin 28 (SCLK)
V: 2V/div. H: 2
µ
sec/div.
(Disck Loading)
9
IC301 - pin 27 (XL2)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
10
IC301 - pin 26 (DATA)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
11
IC301 - pin 25 (CLOK)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
12
IC301 - pin 24 (XLAT)
V: 0.2V/div.(10 : 1) H: 5msec/div.
(STOP)
CD-R CORE ASSY
A
1/5
Содержание PDR-W739
Страница 20: ...PDR W739 20 A B C D 1 2 3 4 1 2 3 4 A2 5 A1 5 A5 5 A2 5 2 3 5 CD R CORE ASSY 3 5 3 5 A ...
Страница 48: ...PDR W739 48 A B C D 1 2 3 4 1 2 3 4 H IC1505 IC1503 Q1501 IC1504 IC1502 MAIN ASSY H ...
Страница 49: ...PDR W739 49 A B C D 5 6 7 8 5 6 7 8 H PNP1472 A SIDE B ...
Страница 55: ...PDR W739 55 A B C D 5 6 7 8 5 6 7 8 N L HEAD PHONE ASSY L OPERATING1 ASSY N CN802 H CN1402 H ...
Страница 56: ...PDR W739 56 A B C D 1 2 3 4 1 2 3 4 N L HEAD PHONE ASSY L OPERATING1 ASSY N Q708 IC701 ...
Страница 86: ...86 PDR W739 ...