Block Diagram For Digital Audio Block - Pioneer VSX-1019AH-K Service Manual

1

4.2 BLOCK DIAGRAM FOR DIGITAL AUDIO BLOCK

QQ
3 7 63 1515 0
A
Block Diagram (Digital Audio part)
B
Analog in(L/R)
CN501
#3, #1
(*1) VSX-1019AH
(*2) VSX-919AH
(*1) JA101 2
Coaxial in(1 or )
(*2) JA102
(*2) (*1)
C
Optical in(2)
JA103
JA105
TE
L 13942296513
D
Zone2
Analog
out(L/R)
CN501
#23, #21
E
www
Sirius Analog in(L/R)
F
JA481
#8, #5
18
1
http://www.xiaoyu163.com
2
I2S MCLK
I2S BCLK, LRCLK
I2S DATA (uncompressed)
I2S DATA (compressed(Include dts HD High Resolution Audio, dts HD LBR, Dolby Digital Plus) or 2ch(under 48 kHz for HDMI))
I2S or DSD DATA (Signal from HDMI (dts HD Master Audio) (Dolby TrueHD) (SACD) (LPCM Multi)(for over 88.2 kHz of PCM or LPCM))
S/PDIF, Operation Clock,etc
Analog Audio Signal
Control/Memory Bus Line
DIR/DIT
IC101
AK4114
Buffer
IC215
7SH08
1, 144 141,142
2 140
GATE ARRAY
IC1300
PE7008A
From HDMI Block
Buffer
IC1563
7WH157
HDMI
AUDIO SW
IC1566
VHC541
x ao
y
. i
VSX-1019AH-K
2
http://www.xiaoyu163.com
3
8
X'tal for USB
X1250
48.0MHz
ASS7099-
ADC
IC501
R202, R204, R206, R208
AK5358AET
Q Q
3 6 7 1 3
USB/iPod
Audio
DAC DAC
IC521 IC521
AK4388ET AK4388ET
SW
IC241
74VHC125
IC301
u163
.
3
4
2 9 9 4 2 8
Buffer IC1251 7PAU04
N1
MAIN LSI
IC800
UPD61283F1-407LU2A
EMMA
E18
C19, D20
E21
USB/iPod
Audio
Control IN/OUT
1 5 0 5 8 2 9 9 4
SW
IC221
74VHC157
R462, R464, R462, R464,
R466, R468 R466, R468
Except
VSX-919AH
SW
IC231
74VHC157
Channel Assigment Difference
Pin No. SACD Signal m OTHER Signal
N/A
85 Data(C)
86 Data(LFE) N/A
co 97 Data(FL) Data(FL,FR)
Data(SL,SR)
98 Data(FR)
99 Data(SL) Data(C,LFE)
100 Data(SR) Data(SBL,SBR)
4
9 9
M24
2 8 9 9
SW
IC363
7WH126(1/2)
SW
IC363
7WH126(2/2)