AVH-P3100DVD/XN/UC
51
5
6
7
8
5
6
7
8
C
D
F
A
B
E
CN1901
HOST I/F
IECOUT
O
L
K
C
R
L
ADOUT
O
R
K
C
R
S
GNDAU
IC1801
Audio-DAC
IC1501
DVD-LSI
Fig 10.1: Audio circuit
Check 10: Is the audio circuit OK?
<Outline> The serial 3 lines digital DACCLK, output from DVD-LSI (IC1501), are converted to analog audio
signal at Audio-DAC (IC1801) and are output from the HOST I/F (CN1901).
Simultaneously, the analog MUTE signal is also output from DVD-LSI (IC1501) via the HOST I/F.
The digital audio signal (IECOUT), output from DVD-LSI (IC1501).
<Check method> Playback DVD-REF-A1 TITLE 2 CHAPTER 1 (48 k/16 bit 1 kHz 0 dB),
and check with DGND being the reference.
In case of NG, check the applicable line, periphery of major components as described in the above drawing,
soldering of the peripheral components and defective components.
NO.
Check point 1 (stylus)
1
2
3
Specification value 1
Specification value 2
Reference waveform
ADOUT3
SRCK
LRCK
VCC33 V-0.6 V or higher
VCC33 V-0.6 V or higher
VCC33 V-0.6 V or higher
0.4 V or lower
0.4 V or lower
0.4 V or lower
Waveform 1
Waveform 2
Waveform 3
GND
Fig 10.2: Serial 3 lines specification value
Specification
value 1
Specification
value 2
Summary of Contents for AVH-P3150DVD
Page 29: ...AVH P3100DVD XN UC 29 5 6 7 8 5 6 7 8 C D F A B E ...
Page 61: ...AVH P3100DVD XN UC 61 5 6 7 8 5 6 7 8 C D F A B E Side A SCLOCK SDATA D CP_ RESET D DGND2 ...
Page 67: ...AVH P3100DVD XN UC 67 5 6 7 8 5 6 7 8 C D F A B E ...
Page 114: ...AVH P3100DVD XN UC 114 1 2 3 4 1 2 3 4 C D F A B E 9 1 PACKING ...
Page 116: ...AVH P3100DVD XN UC 116 1 2 3 4 1 2 3 4 C D F A B E 9 2 EXTERIOR 1 A A A B ...
Page 118: ...AVH P3100DVD XN UC 118 1 2 3 4 1 2 3 4 C D F A B E 9 3 EXTERIOR 2 A A E F 2 1 ...
Page 123: ...AVH P3100DVD XN UC 123 5 6 7 8 5 6 7 8 C D F A B E ...
Page 127: ...AVH P3100DVD XN UC 127 5 6 7 8 5 6 7 8 C D F A B E ...
Page 145: ...AVH P3100DVD XN UC 145 5 6 7 8 5 6 7 8 C D F A B E ...