Yamaha HTR-5920 Service-Handbuch - Seite 31
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av receiver
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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