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2-17
AV4527VQ (CODEC IC33)
ADC
LIN+
LIN-
RIN+
RIN-
(FL)
(FR)
(LS)
(RS)
(C)
(SUB)
HPF
FOMAT
CONVERTER
SDOS
SDTO
SDTI1
SDTI2
SDTI3
Audio
I/F
MCLK
MCLK
LRCK
LRCK
BICK
BICK
DAUX
SDOUT
SDIN1
SDIN2
SDIN3
AK4527
RX1
LRCK
MCKO
DIR
AK4110
AC3
XTO
XTI
BICK
SDTO
RX2 RX3 RX4
LRCK
BICK
SDIN
SDOUT1
SDOUT2
SDOUT3
ADC
HPF
LOUT1
ROUT1
DAC
LPF
30
29
32
31
27
28
25
26
23
24
39
5
4
10
1
9
6
7
8
DATT
DAC
LPF
DATT
DAC
LPF
DATT
DAC
LPF
DATT
DAC
LPF
DATT
DAC
LPF
DATT
LOUT2
ROUT2
LOUT3
ROUT3
AK4112AVF (DIR IC32)
RX1
FS96
DAUX
LRCK
BICK
SDTO
CSN
TVDD
CCLK
CDTO
CDTI
AVSS
AVDD
R
MCKO1
XTI
XTO
P/S="L"
ERF
[Serial Control Mode]
AUTO
MCKO2
RX4
V/TX
RX2
RX3
DVSS
PDN
DVDD
Input
Selector
System
Control
Clock
Recovery
DAIF
Decoder
AC-3/MPEG
Detect
Clock
Generator
Error
Detect
DEM
1
4
14
13
12
11
10
9
8
24
23
5
6
17
22
19
21
20
3
25
26
28
27
2
7
15
18
16
X’tal
Oscillator
96kHz
Detect
Audio
I/F
uP
I/F
Содержание L75
Страница 1: ...SERVICE MANUAL L75 A V RECEIVER NAD ELECTRONICS INTERNATIONAL TORONTO NAD 2001 ...
Страница 2: ...SERVICE MANUAL L75 A V RECEIVER L75A V RECEIVER ...
Страница 22: ...2 23 2 24 1 BLOCK DIAGRAM ...
Страница 23: ...2 25 2 26 BLOCK DIAGRAM ...
Страница 24: ...2 27 2 28 2 WIRING DIAGRAM ...
Страница 25: ...2 29 2 30 3 SCHEMATIC DIAGRAMS MAIN SCHEMATIC DIAGRAMS ...
Страница 26: ...2 31 2 32 u COM GUIDE CIRCUIT DIAGRAM ...
Страница 27: ...2 33 2 34 INPUT SCHEMATIC DIAGRAM ...
Страница 28: ...AMP SPEAKER SUB TRANS AC OUTLET CIRCUIT DIAGRAM 2 35 2 36 ...
Страница 29: ...2 37 2 38 SURROUND CIRCUIT DIAGRAM ...
Страница 30: ...2 39 2 40 SURROUND CIRCUIT DIAGRAM ...
Страница 31: ...2 41 2 42 4 PRINTED CIRCUIT DIAGRAMS MAIN PCB ...
Страница 32: ...2 43 2 44 FRONT PCB ...
Страница 33: ...2 45 2 46 AMP SPEAKER PCB ...
Страница 34: ...2 47 2 48 SURROUND PCB ...