Explanation; U-Com Block Diagram - Pioneer VSX-D811S Service Manual
Audio/video multi-channel receiver
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Also See for VSX-D811S:
- Operating instructions manual (76 pages) ,
- Service manual (90 pages) ,
- Service manual (12 pages)
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7.3 EXPLANATION
QQ
7.3.1 U-COM BLOCK DIAGRAM
3 7 63 1515 0
A
IC 5001: Expand IC
BU4094BCF
2: Serial In
3: CLK
1: ST
K
15: OE
IC 301: Expand IC
BU4094BCF
2: Serial In
10: Q
3: CLK
1: ST
A
15: OE
IC101: Function Selector
TC9273F-007
15: DATA
14: CLK
16: ST
A
IC103: EVOL (6-CH)
M62446FP
B
40: DATA
41: CLK
39: LATCH
A
IC112: EVOL (2-CH)
BD3812F
9: DATA
8: CLK
12: LATCH
A
TE
L 13942296513
IC9601:
NJU7313AM
17: DATA
16: CLK
14: ST
A
IC102: Function Selector
NJU7312AM
17: DATA
16: CLK
14: ST
C
A
PLL DO
PLL CS
TUNED
STEREO
TMUTE
O
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D
76
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http://www.xiaoyu163.com
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TUNER MODULE
SYS CLK
SYS CLK
SYS CK
SYS DATA
SYS DATA
EXP ST
TUNED
TUNED
EXP OE
STEREO
STEREO
PLL CE
PLL CE
PLL DO
PLL DO
SYS DT
T MUTE
T MUTE
SYS CK
EXP ST
EXP OE
SYS DT
SYS CK
9273STST
IC9102: CODEC
CS
DO
PDN
SYS DT
DI
SYS CK
EVRST
IC9101: CODEC
SYS DT
SYS CK
59ST
SYS DT
SYS CK
SYS ST
SYS DT
SYS CK
SYS ST
IC401:
System Microprocessor
PDG268B
x
ao
y
.
i
VSX-D811S
2
http://www.xiaoyu163.com
3
8
IC 9504
ROM FOR
DD/DTS
PD8097A
(MR27V802D)
X
OE
AK4582VT
SDI4
SDTO
BICK
A
LRCK
SDI1~3
AK4586VQ
SDTO
BICK
A
LRCK
Q Q
3
6 7
1 3
IC9505: 5V -->3V
IC9506: 3V-->5V
96k
CDTO
CRST
CCS
CCK
CDT
CSDO
CRES
RDS DATA
RDS CLK
u163
.
3
4
2 9
9 4
2 8
IC9502: FLIP/FLOP
IC9503: FLIP/FLOP
TC74VHC574F
A
A
A
CLK
CLK
CE
OE
SDI1~4
SDTO
BICK
IC 9501: Main DSP
LRCK
CS493292
A
1 5
0 5
8
2 9
5V/3V Level Shifter
TC74LVX244FT
TC74VHCT244AFT
IC481: RDS IC
BU1923
RDS DATA
O
RDS CLK
m
co
4
9 9
9 4
2 8
9 9
A
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