Schematic Diagrams - Yamaha HTR-5920 Service Manual

A B

SCHEMATIC DIAGRAMS

INPUT 1/2
1
2
3
ANALOG IN
4
5
(COAXIAL IN)
6
(OPTICAL IN)
3R3
7
8
9
C D E
C FL
VOLUME CONTROL and
SW SL
DIGITAL IN
F G
IC31: CS493264
Audio DSP
VD1
RD, WR, SCDIO, DGND1
DATA7:0, R/W, DR, SCDOUT,
AUDATA3, XMT958
EMAD7:0, EMOE, EMWR, PSEL, A0, A1, A800T EXTMEM.
RESET GPIO7:0 CS SCCLK SCDIN INTERQ GPIO8 WR,DS,EMWR,GPIO10
GPIO11 GPIO10 GPIO9
RD,R/W,EMOE,GPIO11
A1,SCDIN
CMPDAT
DD
SDATAN2 A0,SCCLK
Parallel or Serial Host Interface DC
Compressed
CMPCLK Data Input Framer DATA7,EMAD7,GPIO7
SCLKN2
Interface Shifter
CMPREQ DATA6,EMAD6,GPIO6
24-Bit MCLK
LRCLKN2 Input DSP Processing
DATA5,EMAD5,GPIO5
Buffer
Controller SCLK
RAM RAM DATA4,EMAD4,GPIO4
SCLKN1
Digital Output
STCCLK2 Program Data
Audio
Memory Memory Formatter LRCLK VD2
LRCLKN1 RAM
Input
RAM Input Output
SDATAN1 Interface ROM ROM
DGND2
Buffer Program Data Buffer AUDA
Memory Memory DATA3,EMAD3,GPIO3
CLKIN
PLL DATA2,EMAD2,GPIO2
STC
CLKSEL Clock Manager XMT95
DATA1,EMAD1,GPIO1
DATA0,EMAD0,GPIO0
FILTD FILTS VA AGND DGND(3:1) VD(3:1)
CS
SCDIO,SCDOUT,PSEL,GPIO9
ABOOT,INTREQ
EXTMEM,GPIO8
SDATAN1
H I
OUTPUT
R146
220 SUBWOOFER
AGND1
INA1
INA2
INB1
INB2
INC1
INC2
Page 33 J5
IND1
IND2
to AMP (4)_CN14
INE1
INE2
INF1
INF2
AGND2
INDVDFR
INDVDFL
INDVDC
INDVDSR
INDVDSL
INDVDCB
INDVDSW
AGND3
OUT1
OUT2
Page 33 J6
to AMP (4)_CN13
Page 34 B6
to FRONT (1)_CN81
B, C, U, VOUT
LOUT1+
LOUT1-
ROUT1+
ROUT1-
LOUT2+
LOUT2-
ROUT2+
ROUT2-
LOUT3+
LOUT3-
ROUT3+
ROUT3-
LOUT4+
LOUT4-
ROUT4+
ROUT4-
To tuner
MCLK
SCLK
LRCLK
AUDATA0
AUDATA1
AUDATA2
6 5 4 3 2 1 44 43 42 41 40
DC
7 39
DD
8 38
9 37 RESET
10 36
CS493XX-CL AGND
11 35
44-pin PLCC
12 34 VA
13 33
Top View
14 32 FILT1
15 31
FILT2
16 30
CLKSEL
17 29
18 19 20 21 22 23 24 25 26 27 28 CLKIN
CMPREQ,LRCLKN2
CMPCLK,SCLKN2
CMPDAT,SCLKN2,RCV958
LRCLKN1
SCLKN1,STCCLK2
(TOP VIEW)
DGND3
VD3
# All voltages are measured with a 10M /V DC electronic volt meter.
# 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.
J K L
HTR-5920
IC21: BD3816K1
7-channel volume IC for 7-channel
LOGIC
1 64 VINFR
2 63 GOUTFL
3 62 VINFL
61
4 AGND10
5
60 TNF1
Input
TREBLE
select ING SW
6 59 TNF2
7 58 BNFA1
8 BASS 57 BNFB1
Output
mode
select
9 56 BNFA2
10 55 BNFB2
11 Master + 54 OUTFR
Volume
12 + 53 OUTFL
13 52 AGND9
FRL select
14 51 OUTC
OUTSR
15 50
49 OUTSL
16
48 OUTCB
17
18 47 AGND8
19 46 OUTSW
20 45 AGND7
21 44 VINC
22 43 GOUTC
6.1ch select
23 42 VINSR
24 41 GOUTSR
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
:
IC32 AK4589
Audio codec with DIR
PVSS PVDD R
XTI XTO
64 66 65 7 6
RX0
57
X'tal
RX1
59 Clock
8 to 3 Oscillator
RX2 Clock
61 Recovery 10 MCKO1
Generator
RX3 63 Input 9 MCKO2
RX4
67
Selector
RX5
69 DEM
RX6 71
16 LRCK2
DAIF
RX7 73 Audio
15 BICK2
Decoder
I/F
14 SDTO2
TX0
78
75 DAUX2
PDN
31
TX1 79
74 I2C
DIT
AVDD 55
AVSS 56
CSN
23
DVDD 4
Error & CCLK
AC-3/MPEG Q-subcode 21
DVSS 5 P I/F
STATUS
buffer 20 CDTO
TVDD 3 Detect
Detect
22 CDTI
VIN 76
80 INT0
2, 11, 12, 13 1 INT1
LIN 51 ADC HPF
Audio
I/F
ADC HPF
RIN 52
48
SCF DAC DATT
47 DEM
MCLK
77 MCLK
50 DATT LRCK LRCK1
SCF DAC 19
DEM BICK BICK1
49 18
44 DAC DATT DAUX1
SCF 24
DEM
43
Format
46 DAC DATT
SCF
Converter
DEM
45
40
SCF DAC DATT SDOUT
DEM
41
SDTO1
42 SCF DAC DATT 17
41 DEM SDIN1 SDTI1
28
SDIN2 SDTI2
27
36 DAC DATT SDIN3 SDTI3
SCF 26
35 DEM SDIN4
25 SDTI4
38 DAC DATT
SCF
37 DEM
31