Pioneer DV-353-K Service Manual - Page 64

Waveforms

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1 2 3 7.1.3 TEST POINT LOCATION & WAVEFORMS SIDE A A B FJMB ASSY CN52 4 CN251 CN3 IC351 16 IC251 SPDL_PDM R261 R262 R121 R123 3.5V B FG 2 RF 1 (Through hole) IC303 IC604 2.5V IC301 1.8V C IC451 3.3V(E) 27M (for BACK END (IC601)) IC605 IC601 KEY0 POWER ON (P_CONT) XRESET R17 IC11 R16 XRDY D WAVEFORMS 1 IC301 - pin 3 [RF] V: 200mV/div. H: 0.1µsec/div. 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 2 IC251 - pin 24 [FG] V: 1V/div. H: 5msec/div. 3 IC711 - pin 16 [AUDIO DAC -MCK] V: 1V/div. H: 20nsec/div. 4 Foot of R721 (IC711 - pin 1) [AUDIO DAC -BCK] V: 2V/div. H: 200nsec/div. E GND GND 10 Foo [Co V: 1 11 Foo [Co V: 2 12 Foo [Co V: 2 5 Foot of R723 (IC711 - pin 3) [AUDIO DAC -LRCK] V: 2V/div. H: 5µsec/div. F 6 Foot of R723 (IC711 - pin 3) [AUDIO DAC -LRCK] V: 2V/div. H: 500nsec/div. 7 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. 9 Foot of C812 (IC801 - pin 30, 31) [Composite Video output] V: 1V/div. H: 10µsec/div. 16 IC3 6 7 8 64 DV-353-K 1 2 3 4

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64
1
2
3
4
1
2
3
4
C
D
F
A
B
E
DV-353-K
7.1.3 TEST POINT LOCATION & WAVEFORMS
SIDE A
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
16
IC3
7
6
8
Foot of R722
(IC711 - pin 2)
[AUDIO DAC -DATA]
V: 2V/div.
H: 500nsec/div.
10
Foo
[Co
V: 1
11
Foo
[Co
V: 2
12
Foo
[Co
V: 2
9
Foot of C812
(IC801 - pin 30, 31)
[Composite Video output]
V: 1V/div.
H: 10
µ
sec/div.
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
WAVEFORMS
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.
FJMB ASSY
B
3.5V
2.5V
RF
(Through hole)
3.3V(E)
POWER ON (P_CONT)
XRESET
XRDY
KEY0
1.8V
27M
(for BACK END (IC601))
1
SPDL_PDM
16
FG
2
R261
IC301
IC251
CN52
IC351
R262
IC451
IC11
R17
R16
IC605
IC601
IC303
IC604
R121
R123
CN251
CN3