A
B
C
D
E
F
G
H
I
J
K
L
HTR-5920
31
SCHEMATIC DIAGRAMS
1
2
3
4
5
6
7
8
9
★
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.
INPUT 1/2
ANALOG IN
SW
VOLUME CONTROL and
DIGITAL IN
AUDIO / VIDEO
OUTPUT
SUBWOOFER
DIGIT
A
L
(COAXIAL IN)
(OPTICAL IN)
3R3
D216
RB160L60
R146
0.01(M)
R146
220
CMPDAT
SDATAN2
CMPCLK
SCLKN2
CMPREQ
LRCLKN2
SCLKN1
STCCLK2
LRCLKN1
SDATAN1
CLKIN
CLKSEL
FILTD
FILTS
VA
AGND
DGND(3:1)
VD(3:1)
XMT95
AUDA
LRCLK
SCLK
MCLK
DC
DD
EXTMEM.
GPIO8
A800T
INTERQ
A1,
SCDIN
A0,
SCCLK
CS
STC
Parallel or Serial Host Interface
RESET
SCDIO,
SCDOUT,
PSEL,
GPIO9
WR,
DR,
EMWR,
GPIO10
RD,
R/W,
EMOE,
GPIO11
DATA7:0,
EMAD7:0,
GPIO7:0
Compressed
Data Input
Interface
RAM
Program
Memory
ROM
Program
Memory
RAM
Data
Memory
RAM
Output
Buffer
Output
Formatter
ROM
Data
Memory
PLL
Clock Manager
RAM Input
Buffer
24-Bit
DSP Processing
Digital
Audio
Input
Interface
Framer
Shifter
Input
Buffer
Controller
(TOP VIEW)
VD1
DGND1
AUDATA3, XMT958
WR,DS,EMWR,GPIO10
RD,R/W,EMOE,GPIO11
A1,SCDIN
A0,SCCLK
DATA7,EMAD7,GPIO7
CS493XX-CL
44-pin PLCC
Top View
DATA6,EMAD6,GPIO6
DATA5,EMAD5,GPIO5
DATA4,EMAD4,GPIO4
DATA3,EMAD3,GPIO3
DATA2,EMAD2,GPIO2
DATA1,EMAD1,GPIO1
DATA0,EMAD0,GPIO0
VD2
DGND2
CS
SCDIO,SCDOUT,PSEL,GPIO9
ABOOT,INTREQ
EXTMEM,GPIO8
SDATAN1
MCLK
SCLK
LRCLK
AUDATA0
AUDATA1
AUDATA2
DC
7
8
9
10
11
12
13
14
15
16
17
18 19 20 21 22 23 24 25 26 27 28
6
5 4
3
2 1 44 43 42 41 40
39
38
37
36
35
34
33
32
31
30
29
DD
RESET
AGND
FILT2
CLKSEL
CLKIN
CMPREQ,LRCLKN2
VA
FILT1
CMPDAT,SCLKN2,RCV958
CMPCLK,SCLKN2
LRCLKN1
VD3
SCLKN1,STCCLK2
DGND3
Input
Selector
Clock
Recovery
Clock
Generator
DAIF
Decoder
AC-3/MPEG
Detect
DEM
P I/F
Audio
I/F
X'tal
Oscillator
PDN
INT0
LRCK2
BICK2
SDTO2
DAUX2
MCKO2
XTO
XTI
R
PVDD
PVSS
CDTI
CDTO
CCLK
CSN
DVDD
DVSS
TVDD
MCKO1
I2C
RX0
RX1
RX2
RX3
RX4
RX5
RX6
RX7
DIT
TX0
Error &
Detect
STATUS
INT1
Q-subcode
buffer
TX1
B, C, U, VOUT
8 to 3
VIN
Audio
I/F
SCF
SCF
SCF
SCF
SCF
SCF
LOUT1+
ROUT1+
LOUT2+
ROUT2+
LOUT3+
ROUT3+
DAC
DATT
DEM
ADC
HPF
ADC
HPF
RIN
LIN
LRCK1
BICK1
SDTI1
SDTI2
SDTI3
DAUX1
MCLK
LRCK
BICK
SDOUT
SDIN1
SDIN2
SDIN3
MCLK
SDTO1
Format
Converter
SDTI4
SDIN4
SCF
SCF
LOUT4+
ROUT4+
DAC
DATT
DEM
DAC
DATT
DEM
DAC
DATT
DEM
DAC
DATT
DEM
DAC
DATT
DEM
DAC
DATT
DEM
DAC
DATT
DEM
AVDD
AVSS
LOUT1-
ROUT1-
LOUT2-
ROUT2-
LOUT3-
ROUT3-
LOUT4-
ROUT4-
57
59
61
63
67
69
71
73
78
79
55
56
4
5
3
76
51
52
48
47
50
49
44
43
46
45
40
41
42
41
36
35
38
37
10
9
16
31
74
23
21
20
22
80
1
77
19
18
24
17
28
27
26
25
15
14
75
2, 11, 12, 13
64
66
65
7
6
IC21:
BD3816K1
7-channel volume IC for 7-channel
BD3816K1
1
2
3
4
5
6
7
TREBLE
RE
C A
RE
C B
RE
C C
FRL select
6.1ch select
Input
select
BASS
Output
mode
select
Master
Volume
ING SW
8
9
10
80
79
11
12
13
14
15
73
22
23
24
78
77
76
75
74
16
17
18
19
20
21
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
43
42
41
49
48
47
46
45
44
72
71
70
69
68
67
66
65
25
26
27
28
29
30
31
33
34
35
36
37
38
39
40
LOGIC
32
+
+
AGND1
INA1
INA2
INB1
INB2
INC1
INC2
IND1
IND2
INE1
INE2
INF1
INF2
AGND2
INDVDFR
INDVDFL
INDVDC
INDVDSR
INDVDSL
INDVDCB
INDVDSW
AGND3
OUT1
OUT2
VINFR
GOUTFL
VINFL
AGND10
TNF1
TNF2
BNFA1
BNFB1
BNFA2
BNFB2
OUTFR
OUTFL
AGND9
OUTC
OUTSR
OUTSL
OUTCB
AGND8
OUTSW
AGND7
VINC
GOUTC
VINSR
GOUTSR
AGND13
ROUTC2
ROUTC1
ROUTB2
ROUTB1
ROUT
A2
ROUT
A1
AGND12
VCC
VEE
AGND1
1
DA
CL
MUTE
THGND
GOUTFR
AGND4
INDSPFR
INDSPFL
INDSPC
INDSPSR
INDSPSL
INDSPCB
INDSPSW
AGND5
GOUTSW
VINSW
AGND6
GOUTCB
VINCB
GOUTSL
VINSL
IC32
:
AK4589
Audio codec with DIR
IC31:
CS493264
Audio DSP
to AMP (4)_CN14
Page 33
J5
to AMP (4)_CN13
Page 33
J6
to FRONT (1)_CN81
To tuner
Page 34
B6
FL
C
SL