19
5
6
7
8
5
6
7
8
C
D
F
A
B
E
DV-353-K
1
IC301 - pin 3 [RF]
V: 200mV/div. H: 0.1
µ
sec/div.
5
Foot of R723
(IC711 - pin 3)
[AUDIO DAC -LRCK]
V: 2V/div. H: 5
µ
sec/div.
2
IC251 - pin 24 [FG]
V: 1V/div. H: 5msec/div.
3
4
IC711 - pin 16 [AUDIO DAC -MCK]
V: 1V/div. H: 20nsec/div.
Foot of R721
(IC711 - pin 1)
[AUDIO DAC -BCK]
V: 2V/div. H: 200nsec/div.
GND
15
IC601 - pin 116 [LOAD_DRV]
V: 1V/div. H: 5
µ
sec/div.
16
IC301 - pin 42 [SPDL_PDM]
7
6
Foot of R723
(IC711 - pin 3)
[AUDIO DAC -LRCK]
V: 2V/div. H: 500nsec/div.
Foot of R721
(IC711 - pin 1)
[AUDIO DAC -BCK]
V: 2V/div. H: 500nsec/div.
8
Foot of R722
(IC711 - pin 2)
[AUDIO DAC -DATA]
V: 2V/div. H: 500nsec/div.
10
Foot of C842
(IC801 - pin 24, 25)
[Component Video output -Y]
V: 1V/div. H: 10
µ
sec/div.
11
Foot of C852
(IC801 - pin 18, 19)
[Component Video output -Pb]
V: 2V/div. H: 10
µ
sec/div.
13
Foot of C832
(IC801 - pin 27, 28)
[S Video output -Y]
V: 1V/div. H: 10
µ
sec/div.
14
Foot of C822
(IC801 - pin 33)
[S Video output -C]
V: 1V/div. H: 10
µ
sec/div.
12
Foot of C862
(IC801 - pin 21, 22)
[Component Video output -Pr]
V: 2V/div. H: 10
µ
sec/div.
9
Foot of C812
(IC801 - pin 30, 31)
[Composite Video output]
V: 1V/div. H: 10
µ
sec/div.
17
CN251 - pin 12, 11, 10
(IC251 - pin 2, 4, 7)
[Spidle driver -A3, A2, A1]
FJMB ASSY
B
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
GND
6
7
8
10
11
13
14
12
[Tray stops]
[Tray is opening]
[Tray is closing]
[PLAY]
[PLAY]
[STOP
→
PLAY
→
STOP]
[STOP]
STOP
STOP
PLAY
Accelertar
ON
Brakes
ON
V: 2V/div. H: 500nsec/div.
V: 2V/div. H: 500nsec/div.
V: 2V/div. H: 2msec/div.
V: 2V/div. H: 1sec/div.
3.1.3 WAVEFORMS
Summary of Contents for DV-250
Page 13: ...13 DV 353 K ...
Page 31: ...31 5 6 7 8 5 6 7 8 C D F A B E DV 353 K B 5 5 CN601 A 2 5 B ...
Page 36: ...36 1 2 3 4 1 2 3 4 C D F A B E DV 353 K ...
Page 63: ...63 DV 353 K ...
Page 66: ...66 1 2 3 4 1 2 3 4 C D F A B E DV 353 K SIDE B 1 2 13 CN401 CN1001 CN951 15 IC6 V 1 W FCS_RTN ...
Page 78: ...78 DV 353 K 7 STI5519AVB B0C FJMB ASSY IC601 Back End IC Block Diagram ...
Page 87: ...87 DV 353 K 7 L6315ATXXTY FJMB ASSY IC301 Front End IC Block Diagram ...