Pioneer AVH-P2300DVD Service Manual page 45

5
QQ
3 7 63 1515 0
Check 9: Is DACCLK normal?
<Outline> DACCLK for Audio-DAC is created by IC1501 using the 27 MHz master crystal oscillator (X1501).
X1501
27 MHz
crystal
<Check method>
DVD: DVD-REF-A1 TITLE 1
CD: Playback a normal CDDA.
Common to all DVD-V compatible modules.
Check with DGND being the reference.
In case of NG, check the applicable line, the periphery of IC1501, soldering of the peripheral components and
defective components.
Check point 1 (stylus)
NO.
1 DACCK
2 DACCK
Specification
value 1
TE
L 13942296513
GND
www
.
5
http://www.xiaoyu163.com
6
IC1501
DVD-LSI
VCC33 VCC12
Fig 9.1: Clock configuration
Media
DVD
CD
Specification
value 2
Fig 9.2: Clock specification value
x ao u163
y
i
6
http://www.xiaoyu163.com
2 9
8
IC1801
Audio-DAC
DACCLK
Specification value 1 Specification value 2
2.0 V~VCC33 V DGND~0.8 V
2.0 V~VCC33 V DGND~0.8 V
Q Q
3 6 7 1 3 1 5
Specification
value 3
co
.
AVH-P2300DVD/XNUC
7
9 4 2 8
Specification value 3
36.864 0 MHz ± 300 ppm
33.868 8 MHz ± 300 ppm
0 5 8 2 9 9 4 2 8
m
7
8
9 9
A
B
C
9 9
D
E
F
45
8