Yamaha DSP-AX463, Service Manual

Page: 87 / 122

CB32
CB31
IC36
CB34
IC31
IC39
IC38
CB33
JK31
CB35
IC33
IC34
A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
RX-V463/HTR-6140/DSP-AX463
87
★ All voltages are measured with a 10M Ω /V DC electronic voltmeter.
★
Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
DSP 3/8
A-2
2.4
4.9
2.4
2.4
2.4
2.4
4.9
2.5
2.4
2.4
0
0
2.5 0
0
0
1.7
0
1.7
0
1.7
3.3
0
1.7
1.7
4.9
2.5
2.5
4.9
4.9
0
3.3
0
0
1.7
2.5 0
0
0
3.0
3.0
3.3
1.7
1.3
0
3.7
0
5.0
0
3.1 3.3
0.3 0.8
5.0
0
4.0 5.0
0
4.0
0
0 0
3.3 0 3.3 0 4.0
0
2.0 0
0
0
0
0
0
0
0
3.3
0
0
0
2.9
2.9
3.3
4.0
0
1.7
1.7
0
3.3
1.7
1.3
0
1.6 1.5
3.3
0
0
0
0
3.3
3.3
3.3 1.6
1.7
1.2
1.7
3.3
03
.3
0 1.7 1.7 1.7 0 0
1.7 1.7
1.7
0 0 0
0
3.3
0 1.7 0 1.7 1.7 1.2 1.7
1.7
0 0 0
0
0
C
SW
SL
FL
DIGITAL IN
SL/SR
FL/FR
SW/C
Input
Selector
RXOUT
RX0
RX1
RX2
RX3
RX4
RX5/VI
RX6/UI
LPF
TMCK/PIO0
TBCK/PIO1
TLRCK/PIO2
TDATA/PIO3
TXO/PIOEN
Cbit, Ubit
Microcontroller
I/F
Data
Selector
Clock
Selector
Modulation
&
Parallel Port
PLL
XIN XOUT XMCK CKST
SLRCK
SBCK
RLRCK
RBCK
RMCK
SDIN
RDATA
RERR
DO
XMODE CI CE CL INT AUDIO/VO EMPHA/UO
1/N
Demodulation
&
Lock detect
1
2
3
4
5
8
9
10
13
44
45
46
47
48
29 28 27 34
23
22
20
17
16
24
21
36
37
41 38 39 40 35 33 32
IC31 : LC89057W-VF4AD-E
Digital audio interface transceiver
IC38 : PCM1680DBQR
Audio digital-to-analog converter
Output Amp and
Low-Pass Filter
System Clock
Manager
Enhanced
Multilevel
DeltaœSigma
Modulator
DAC
Serial
Input
I/F
Function
Control
I/F
System Clock
Zero Detect Power Supply
DAC
Output Amp and
DAC
DAC
Output Amp and
DAC
Output Amp and
DAC
Output Amp and
VOUT1
VOUT2
VOUT3
VCOM
VOUT4
VOUT5
VOUT6
Low-Pass Filter
Low-Pass Filter
Low-Pass Filter
Low-Pass Filter
Low-Pass Filter
Output Amp and
A
G
ND2 V
CC
2
A
G
ND1 V
CC
1
DGND
V
DD
ZER
O
1
ZER
O
2
BCK
LRCK
D ATA1 (1, 2)
D ATA2 (3, 4)
D ATA3 (5, 6)
D ATA4 (7, 8)
MS/ADR
MC/SCL
MD/SDA
MSEL
SCK
8
Oversampling
Digital Filter
With
Function
Controller
DAC
Output Amp and
DAC
Output Amp and
VOUT7
VOUT8
Low-Pass Filter
Low-Pass Filter
IC33, 34 : SN74LV157APWR
Quadruple 2-line to 1-line data selectors/multiplexers
Pin numbers shown are for the D, DB, DGV, J, NS, PW, and W packages.
2
3
5
6
11
10
14
13
15
1
G
A/B
4B
4A
3B
3A
2B
2A
1B
1A
4
7
9
12
1Y
2Y
3Y
4Y
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
A/B
1A
1B
1Y
2A
2B
2Y
GND
V
CC
G
4A
4B
4Y
3A
3B
3Y
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
VINL
VINR
VREF1
VREF2
VCC
AGND
PDWN
BYPAS
TEST
LRCK
MODE1
MODE0
FMT1
FMT0
OSR
SCKI
VDD
DGND
DOUT
BCK
IC39 : PCM1803DBR
Stereo A/D converter
BCK
VINL
Reference
VREF1
VREF2
VINR
Delta-Sigma
Modulator
Delta-Sigma
Modulator
x 1/64, x 1/128
Decimation
Filter
With
High-Pass Filter
Power Supply
AGND VCC VDD DGND
Clock and Timing Control
Serial
Interface
Mode/
Format
Control
LRCK
DOUT
FMT0
FMT1
MODE0
MODE1
BYPAS
OSR
PDWN
SCKI
TEST
POINT A-2 XL301 (Pin 29 of IC31)
No replacement part available.
サービス部品供給なし
XM DT
DIR
to DSP 4/8
to DSP 8/8
to DSP 6/8
to DSP 6/8 to DSP 6/8
to DSP 4/8
to DSP 4/8
to DSP 4/8
to DSP 4/8
to DSP 1/8
to DSP 4/8
to DSP 4/8
to DSP 1/8
to DSP 4/8
to DSP 1/8
to DSP 4/8
to DSP 4/8
to DSP 4/8
to DSP 4/8
to DSP 8/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 1/8
to DSP 6/8
to DSP 6/8 to DSP 4/8
to DSP 4/8
to DSP 6/8
to DSP 4/8 to DSP 4/8
to DSP 6/8
to DSP 6/8
to DSP 5/8 to DSP 5/8
DAC
ADC
SIRIUS
XM
DIGITAL INPUT DIGITAL OUTPUT
DVD DTV/CBL
CD
MD/CD-R MD/CD-R
to MAIN_CB402
Page 96 G3
to VIDEO (1)_W3002
Page 97 F2
(Writing port)
DOCK