DV-588A-S
34
1
2
4
1
2
3
4
C
D
F
A
B
E
3.12 WAVEFORMS
DVD MT PCB ASSY
A
Note : The encircled numbers denote measuring point in the schematic diagram.
Measurement condition : No. 1 to 2 and 9 to 14 : reference A1 (DVD), T2-chp 19, Color-bar
No. 3 to 8
: reference A1 (DVD), T2-chp 1
1
Foot of C626 [RF]
(IC4002 - pin 6)
V: 200mV/div. H: 0.1
µ
sec/div.
3
Foot of R8070
(IC8003 - pin 16)
[AUDIO DAC -MCLK]
4
Foot of R4004
(IC8003 - pin 1)
[AUDIO DAC -BCK]
V: 2V/div. H: 200nsec/div.
9
(IC7301 - pin 23)
[Composite Video out]
V: 1V/div. H: 10
µ
sec/div.
V: 2V/div. H: 500nsec/div.
5
Foot of R4050
(IC8003 - pin 3)
[AUDIO DAC -LRCK]
6
Foot of R4050
(IC8003 - pin 3)
[AUDIO DAC -LRCK]
7
Foot of R8047
(IC8003 - pin 1)
[AUDIO DAC -BCK]
(IC8003 - pin 2)
(Waveform of DATA is unsettled.)
6
7
8
12
[Component Video out -Pr]
V: 2V/div. H: 10
µ
sec/div.
10
11
12
13
(IC7301 - pin 21)
[S Video out -Y]
V: 1V/div. H: 10
µ
sec/div.
14
(IC7301 - pin 26)
[S Video out -C]
V: 1V/div. H: 10
µ
sec/div.
13
14
GND
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