Yamaha HTR-6150 Service Manual page 85

A B C
DSP 3/8
1
2
to DSP 5/8
to DSP 4/8
to DSP 8/8
Page 95 F2
to VIDEO (1)_W3002
3
CB32
SBL
4
Page 94 G3
to MAIN_CB402
C
SW
SL
FL
5
6
7
8
9
10
D E F
No replacement part available.
DOCK
CB33
0.8 0.3
3.3 3.1
CB31
2.5
2.4
4.9
0
2.4
2.4
2.4
2.4
4.9
0
2.5
2.4
2.4
2.5
2.5
2.5
4.9
4.9
3.3
0
1.7
IC33, 34: SN74LV157APWR
Quadruple 2-line to 1-line data selectors/multiplexers
1A 2
4 1Y
1B 3
2A 5
7 2Y
2B
6
3A 11
9 3Y
3B 10
4A
14
4Y
12
4B
13
G
15
A/B
1
Pin numbers shown are for the D, DB, DGV, J, NS, PW, and W packages.
G H I
XM
SIRIUS
JK31
CB35
XM DT
IC36
DAC
IC37
DAC
IC38
0
0
0
1.7
0
4.9
1.7
1.7
1.7 0
1.7 3.3
DIR
0 0
0 1.7
3.3 1.7
0
3.3
1.7
IC31
1.2
1.7
1.7
A-2
1.3
ADC
IC39
0
0
0
3.0
3.0
0 3.7
3.3
0 0
1.3
1.7
IC38 : PCM1680DBQR
Audio digital-to-analog converter
BCK
LRCK
ATA1 (1, 2)
ATA2 (3, 4)
ATA3 (5, 6)
IC37: PCM1781DBQR
ATA4 (7, 8)
Audio digital-to-analog converter
BCK MS/ADR
Audio
LRCK MC/SCL
Serial V L
Output Amp OUT
DATA MD/SDA
Port DAC and
Low-Pass Filter
4 /8
Oversampling
Enhanced
MSEL
Digital
Multilevel
(FMT) Filter V COM
Delta-Sigma
With
Modulator
Function
MS (DEMP0)
Serial Control
Control
MC (DEMP1)
Port Output Amp
SCK
DAC and
MD (MUTE)
Low-Pass Filter V R
OUT
(TEST)
System Clock
System
SCK
Clock Zero Detect Power Supply
Manager
FMT 1 16 ZEROA
A/B 1 16 V
CC
DEMP0 2 15 V L
1A 2 15 G OUT
DEMP1 3 14 V R
1B 3 14 4A OUT
MUTE 4 13 V
1Y 4 13 4B COM
2A 4Y SCK AGND
5 12 5 12
2B 6 11 3A
DATA 6 11 V CC
2Y 7 10 3B (1) Open-drain output for the PCM1782
BCK 7 10 NC
GND 8 9 3Y
NOTE: Signal names in parentheses ( ) are for the PCM1781. LRCK 8 9 TEST
J K
DIGITAL OUTPUT DIGITAL INPUT
MD/CD-R MD/CD-R DTV/CBL (Writing port)
CD
DIGITAL IN
0
0
0
IC33
0
0
0
3.3
0
3.3
0
0
SL/SR
2.9
2.9
IC34
IC39: PCM1803DBR
Stereo A/D converter
V 1
Output Amp and OUT
DAC
Low-Pass Filter Delta-Sigma
V L
IN Modulator
Output Amp and V 2
OUT
DAC
Low-Pass Filter
Serial
D Input V 1
REF
I/F V 3
D Output Amp and OUT Reference
DAC
Low-Pass Filter
D V 2
REF
D 8 V
Output Amp and COM
DAC
Oversampling Enhanced Low-Pass Filter
V OUT 4
Digital Filter Multilevel Delta-Sigma
With DeltaœSigma V IN R
Modulator
Function Modulator Output Amp and
DAC
Controller Low-Pass Filter
V OUT 5
Output Amp and
DAC
Low-Pass Filter
V OUT 6
Function
Control Power Supply
Output Amp and
I/F DAC
Low-Pass Filter V 7
OUT
Output Amp and
DAC V CC AGND DGND V DD
Low-Pass Filter
V 8
OUT
System Clock
System Clock
Zero Detect Power Supply
Manager
L M N
RX-V563/HTR-6150/DSP-AX563
DVD
CB34
to DSP 6/8
to DSP 4/8
to DSP 6/8
to DSP 8/8
to DSP 6/8
to DSP 4/8
to DSP 6/8
to DSP 1/8
to DSP 4/8
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
POINT A-2 XL301 (Pin 29 of IC31)
FL/FR
SBL/SBR
to DSP 1/8
to DSP 4/8
to DSP 1/8
to DSP 4/8
SW/C
IC31: LC89057W-VF4AD-E
Digital audio interface transceiver
EMPHA/UO AUDIO/VO INT CL CE CI XMODE
32 33 35 40 39 38 41
BCK
LRCK
Microcontroller
RXOUT 1 Cbit, Ubit 37 DO
DOUT I/F
Serial
x 1/64, x 1/128 RX0 2
Interface
36 RERR
Decimation RX1 3
Filter
RX2 4
Input Demodulation
With Mode/ Data
RX3 5 Selector & 21 RDATA
High-Pass Filter Format FMT0 Selector
RX4 8 Lock detect
Control FMT1
RX5/VI 9
24 SDIN
MODE0 RX6/UI 10
MODE1 16
RMCK
LPF 13 PLL
17 RBCK
BYPAS
Clock 20 RLRCK
TMCK/PIO0 44
Selector
TEST Modulation 22 SBCK
TBCK/PIO1 45 1/N
& SLRCK
OSR TLRCK/PIO2 46 23
Parallel Port
Clock and Timing Control PDWN TDATA/PIO3 47
SCKI
TXO/PIOEN 48
29 28 27 34
XIN XOUT XMCK CKST
1 20
V IN L MODE1
V R 2 19 MODE0
IN
V REF 1 3 18 FMT1
V 2 4 17 FMT0
REF
V CC 5 16 OSR
AGND 6 15 SCKI
PDWN 7 14 V DD
BYPAS 8 13 DGND
TEST 9 12 DOUT
LRCK 10 11 BCK
# All voltages are measured with a 10MΩ/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.
85