AVH-P4000DVD/XN/UC
45
5
6
7
8
5
6
7
8
C
D
F
A
B
E
Fig 9.1: Clock configuration
Check 9: Is DACCLK normal?
<Outline> DACCLK for Audio-DAC is created by IC1501 using the 27 MHz master crystal oscillator (X1501).
DACCLK
<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.
IC1501
DVD-LSI
X1501
27 MHz
crystal
IC1801
Audio-DAC
VCC33
VCC12
GND
Fig 9.2: Clock specification value
Side A
Check point 2 (IC1501 172 pin)
Check point 1 (stylus)
Fig 9.3: 27 MHz, DACCLK check point
Specification
value 1
Specification
value 2
Specification
value 3
NO.
Check point 1 (stylus)
Media
Specification value 1 Specification value 2
Specification value 3
1
2
DACCK
DACCK
DVD
CD
2.0 V~VCC33 V
2.0 V~VCC33 V
DGND~0.8 V
DGND~0.8 V
36.864 0 MHz ± 300 ppm
33.868 8 MHz ± 300 ppm
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
