Sony STR-DB925 Service Manual page 15

IC1103 AK4526
43 42 41 40
44
SDOS
1
OCKS 2
M/S 3
MCLK
BICK 4 BICK
LRCK 5 LRCK
SDTI1 6 SDTI1
SDTI2 7 SDTI2
SDTI3 8 SDTI3
SDTO 9
1/2
DAUX 10
SDOUT
DFS 11 DEM
OCKS
12 13 14 15 16
IC1301 CS4926
CMPREQ,LRCKN2 29
CLK IN 30
CLKSEL 31
PLL
FILTD 32
CLOCK
FILTS 33
MANAGER
VDDA 34
VSSA 35
RAM
RESET 36
INPUT BUFFER
DD 37
DC 38
ROM
PROGRAM MEMORY
STC
ROM
DATA MEMORY
39 40
IC1403 TC74VHC393FT (EL)
14 13 12 11 10 9
VCC
Q Q Q
A B C
A
CLEAR
CLEAR
A
Q Q Q Q
A B C D
GND
1 2 3 4 5 6
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39 37
38 36 35 34
XTO XTI
Clock Gen
MCLK
HPF ADC
HPF ADC
DAC LPF VR
DAC LPF VR
DAC LPF VR
DAC LPF VR
DAC LPF VR
Audio
DAC LPF VR
I/F
17 18 19 20 22
21
28 27 26 25 24 23 22
COMPRESSED
DIGITAL
DATA INPUT
AUDIO
INTERFACE
INPUT
SP DIF
INTERFACE
RECEIVER
FRAMER SHIFTER
INPUT BUFFER CONTROLLER
RAM
24-Bit
PROGRAM MEMORY
DSP
RAM
PROCESSING
DATA MEMORY
RAM
OUTPUT BUFFER
OUTPUT
FORMATTER
41 42 43 44 1 2
8
Q
D
7
IC1108 MC74HC00AF
V
CC
14 13
33 VREFL
RIN+
32
RIN-
31
30 LIN+
29 LIN-
ROUT1
28
1 2
LOUT1
27
26 ROUT2
LOUT2
25
ROUT3
24
23 LOUT3
21 20 19 18
17 DATA0,EMAD0,GPIO0
16 DATA1,EMAD1,GPIO1
15 DATA2,EMAD2,GPIO2
14 DATA3,EMAD3,GPIO3
PARALLEL
13 VSS2
or
12 VDD2
SERIAL
HOST 11
DATA4,EMAD4,GPIO4
INTERFACE
10 DATA5,EMAD5,GPIO5
9 DATA6,EMAD6,GPIO6
8 DATA7,EMAD7,GPIO7
7 A0,SCCLK
3 4 5 6
– 59 –
12 11 10 9 8
3 4 5 6 7
GND