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Sony STR-DN1050 Service Manual Page 66

Multi channel av receiver.
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STR-DN1050
• IC Block Diagrams
IC2000 TC74VHC157FT (EKJ) (DIGITAL BOARD (1/12))
IC3002 TC74VHC157FT (EKJ) (DIGITAL BOARD (5/12))
SELECT 11 1
16
V
CC
S
1A 2
15
1A
G
STROBE
INPUT
3
14
4A
1B
1B
4A
INPUT
4B
OUTPUT
1Y
4
1Y
4B
13
5
11 12
4Y
OUTPUT
2A
2A
4Y
INPUT
3A
2B
6
2B
3A
11
INPUT
10
3B
OUTPUT
2Y
7
2Y
3B
3Y
GND 8
3Y
OUTPUT
9
IC2001 AK4388AET2-E2 (DIGITAL BOARD (1/12))
CLOCK
DE-EMPHASIS
MCLK
1
DIVIDER
CONTROL
8
BICK
2
INTERPOLATOR
MODULATOR
AUDIO
SDTI
3
DATA
INTERFACE
8
LRCK
4
INTERPOLATOR
MODULATOR
RSTN
5
SMUTE
6
CONTROL
ACKS
7
PORT
DIF0
8
IC2002 NJM4565M (TE2) (DIGITAL BOARD (1/12))
IC410, IC411, IC412, IC413, IC420 NJM4565M (TE2) (MAIN BOARD (4/4))
V+
8
A OUTPUT
1
7
B OUTPUT
A
B
A-INPUT
2
6
B -INPUT
3
A+INPUT
5
B +INPUT
V-
4
IC2101 BU4229F-TR (DIGITAL BOARD (3/12))
IC3001 BU4229F-TR (DIGITAL BOARD (5/12))
Vout
CT
4
3
+
Vref
1
2
GND
V
DD
STR-DN1050
16 DZF
15 DEM
14 VDD
13 VSS
12 VCOM
SCF
11
AOUTL
LPF
SCF
10 AOUTR
LPF
9 DIF1
IC2102 BR24T64FJ-WE2 (DIGITAL BOARD (3/12))
A0
1
1Kbit~1024Kbit EEPROM array
*1
*1
7bit
13bit
Address
Word
8bit
14bit
A1 2
9bit
15bit
decoder
10bit
16bit
address register
11bit
17bit
12bit
START
STOP
A2 3
Control circuit
ACK
High voltage
Power source
GND 4
generating circuit
voltage detection
IC2104 PCM1681GPWPR (DIGITAL BOARD (2/12))
ZR1/ZR1/FMT0 1
SYSTEM CLOCK
MANAGER
MS/ADR/FMT1 2
FUNCTION
MC/SCL/DEMP 3
CONTROL
MD/SDA/MUTE 4
INTERFACE
SCK 5
DATA1 6
BCK 7
LRCK 8
VDD 9
SERIAL
DGND 10
INPUT
INTERFACE
DATA2 11
DATA3 12
DATA4 13
MSEL 14
66
66
8
Vcc
8bit
Data
7
WP
register
6
SCL
5
SDA
SYSTEM
ZERO
CLOCK
DETECT
POWER
SUPPLY
D/A
OUTPUT AMP AND
CONVERTER
LOW-PASS FILTER
D/A
OUTPUT AMP AND
CONVERTER
LOW-PASS FILTER
D/A
OUTPUT AMP AND
CONVERTER
LOW-PASS FILTER
8
OVERSAMPLING
D/A
OUTPUT AMP AND
ENHANCED
DIGITAL FILTER
CONVERTER
LOW-PASS FILTER
WITH
MULTILEVEL
FUNCTION
DELTA-SIGMA
D/A
OUTPUT AMP AND
CONTROLLER
MODULATOR
CONVERTER
LOW-PASS FILTER
D/A
OUTPUT AMP AND
CONVERTER
LOW-PASS FILTER
D/A
OUTPUT AMP AND
CONVERTER
LOW-PASS FILTER
D/A
OUTPUT AMP AND
CONVERTER
LOW-PASS FILTER
28
ZR2
27
VOUT1
26
VOUT2
25
VCOM
24
AGND2
23
VCC2
22
VOUT3
21
VOUT4
20
VOUT5
19
VOUT6
18
AGND1
17
VCC1
16
VOUT7
15
VOUT8

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