Block Diagram (Vsx-818V) - Pioneer VSX-918V-S Service Manual

1

4.4 BLOCK DIAGRAM (VSX-818V)

QQ
3 7 63 1515 0
A
R
MIC
TUNER L
MODULE
FRONT AUDIO IN
AUX
CD
VCR/DVR
TV/SAT
DVD/LD
VIDEO(Front)
B
CD-R/TAPE
CD-R OUT
VCR/DVR OUT
USB A-TYPE
COAX1
C
OPT1
OPT2
TE
L 13942296513
CN1903
DIGITAL
M
INPUT ASSY
5.1CH
F
D
INPUT ASSY
SL/SR
C
SW
HDMI
E
IN1
IC101
CXB1444R
(HDMI SW)
HDMI
IN2
HDMI
www
OUT
F
W
HDMI ASSY
22
1
http://www.xiaoyu163.com
2
(For Setup)
L/R
L/R
A
L/R
MAIN ASSY
L/R
L/R
L/R
L/R
L/R
L/R
AK4626AVQ
(ADC)
AK4114VQ
(DIR)
USB
TELECHIPS
74VHC157
CN5
B
DSP & USB ASSY
CN307 CN105
IC102
TC7MB3253FK
(DDC SW)
x ao
y
. i
CN1001
Main uCom
2
http://www.xiaoyu163.com
3
8
BLOCK DIAGRAM FOR VSX-818V
(CODEC)
(DAC)
LIP SYNC
ML87V5002
CN2 CN109
DSPC56371AF180
DSP IC
(for DECODE)
Q Q
3 6 7
SERIAL ROM
PDC172A8
1M
AWX9163 : /KU
AWX9164 : /MY
AWX8979 : (Others)
Y Y1
Y3
Cb
COMPONENT1
Cr
Y2
Y
Cb
COMPONENT2
Cr
Y
Cr1
Cb
COMPONENT3
Cr Cr2
Cr3
u163
Y
Cb
COMPONENT
OUT
Cr
VSX-918V-K
3
4
2 9 9 4
IC105
(FL/FR)
IC103
(SL/SR)
IC104
(C)
IC104
(SW)
NJM4565
LPF
1 3 1 5 0 5 8 2 9
Y
COMPONENT
E
VIDEO ASSY
IC551
(COMPO SEL)
TC74HC4052AF
Cb3
Cb1
Cr Cb
IC552
(COMPO SEL)
m
Cb2
co
TC74HC4052AF
6dB
.
6dB
6dB IC553
(DRIVER)
NJM2581M
4
2 8
9 9
9 4 2 8 9 9