Schematic Diagram - Digital Board (1/8) - Sony STR-DB2000 Service Manual

STR-DA2000ES/DB2000
Q Q
6-29. SCHEMATIC DIAGRAM – DIGITAL Board (1/8) – •
3 7 6 3 1 5 1 5 0
FM 75Ω
COAXIAL
ANTENNA
AM
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
See page 69 for IC Block Diagrams.
TU2051
TUNER UNIT
SUPPLIED AS
THE ASSEMBLED
CN2051
BLOCK
11P (EXCEPT STR-DB2000:AEP,UK)
15P (STR-DB2000:AEP,UK)
TUN SERIAL CLK R2050 100
DO R2051 100
TUN SERIAL DATA R2052 100
CE R2053 100
TUN+10V FB2050
TUNED R2054 0
STEREO R2055 0
TUN-LCH
GND
TUN-RCH
MUTE R2056 0
TUN+3.3V FB2051
RDS SIGNAL R2057 0
RDS CLK R2058 0
RDS DATA R2059 0
(STR-DB2000:AEP,UK)
M1 JR2732 0
JR2733 0
(CHASSIS)
(STR-DA2000ES)
J2734
1P
R2734 1k
CONTROL S
OUT
J2733
1P
R2733 1k
CONTROL S
CONTROL
IN
FB2732
J2732
C2731 C2732 C2738
CONTROL
47p 0.01 470p
A1
C2737
470p
FB2733
C2736
C2735
DGND
CTLA1GND
STB+5V
SIRCS
R2731
CTLA1 10k
D+3.3V
(Page 51)
DATA FEINT
TC74HC153_A
TC74HC153_B
J2000
1P
COAXIAL
DVD IN
IC2003
TORX141L OPTICAL RECEIVER
OPTICAL
DVD IN
C2005
IC2002
TORX141L OPTICAL RECEIVER
OPTICAL
DIGITAL
TV/SAT IN
ASSEMBLE
C2004
IC2001
TORX141L OPTICAL RECEIVER
OPTICAL
MD/DAT IN
C2003
IC2000
TOTX141L OPTICAL TRANSCEIVER
C2002
OPTICAL
MD/DAT OUT
x a o
y
R2001
. i
http://www.xiaoyu163.com
(1/8)
A1
A2
A3
A4
A5
A6
A7 C2080 0.1
A8
A9
A10
REMOTE CONTROL INTERFACE
IC2735
NJM2145
R2738 10k
R2737 10k
R2736 10k
WAVE SHAPER
IC2004
TC7WU04FU
FB2731
Q Q
3 7 6
0.1
47 16V
R2000
75
C2007
47
50V
C2001 R2004
0.1 470
C2011
R2007 C2012
10
0 0.1
50V
FB2000 IC2005
TC74HC153AF
VCC
STROBE
STROBE
0.1 B
R2006 A R2248
0 1C3
2C3
1C2
2C2
1C1
2C1
1CO
2C0
0.1 1Y
2Y
GND
R2005
0
INPUT SELECT
0.1
FB2001
0.1
u 1 6 3
0
44 44
http://www.xiaoyu163.com
2 4
8 9 9
A1
A3
A4
A2
A8
A10
A9
A5
A6
A7
C2213
R2002 0.1
0
G VCC
BUFFER GND
IC2203
TC7SH08FU
V
3 1 5 1 5 0 8 9
R2003 R2008
470k 47k
D2000
RB551V-30
C2228 FB1270
0.1 0
10k
IC2204
TC74HC00FT
R2207
SWITCHING
R2249 100
10k
m
c o
.
(Page 47)
2
8 9 9
TUN SERIAL CLK
TUN SERIAL DATA
TUN LAT
12
DATA
RDS SIGNAL
RDS DATA
RDS CLK
(Page 51)
TUNED
STEREO
MUTE
TUN+10V
TUN GND
TUN+3.3V
(Page 50)
DD1
DD2
DD3
(Page 48)
2 4 9 8 2 9 9
AA1
AA2
AA3
(Page 45)
AA4
AA5
BB1
(Page 46)