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A
B
Q Q
3 7 6 3 1 5 1 5 0
BLOCK DIAGRAM-1
AUDIO SECTION
FM/AM TUNER UNIT
1
XM-RADIO
XM ANTENNA
DD ONLY
UNIT
DAC
XM/DT IC
AK4384
L
FRONT
VIDEO 4 IN
R
L
CD
R
2
L
TAPE OUT
R
L
TAPE IN
R
L
VIDEO 3 IN
R
L
VIDEO 2 OUT
R
L
VIDEO 2 IN
R
T E
L
L
1 3 9 4 2 2 9 6 5 1 3
VIDEO 1 OUT
R
3
L
VIDEO 1 IN
R
FL
FR
C
SW
SL
SR
4
COAX 1
COAX 2
FRONT OPT
OPT 1
OPT 2
OPT 3
OPT OUT
w w w
SPDIF
IN 1
5
Micro
HDMI
Controller
RX
HDMI
IN 2
.
OUT
HDMI
I2S(DVD-AUDIO)
TX
C
40
L
59
R
60
L
63
37
R
64
36
65
66
INVERTING
61
62
INVERTING
57
58
55
56
53
54
51
52
49
50
47
48
45
46
71
38
72
39
69
70
67
68
16
15
-
14
2ch ADC
13
-
49
43
42
44
46
DIR
45
x
a o
u 1 6 3
48
y
47
50
i
Q301 CS42518
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D
E
8
Q5501 R2S15211FP
17
TONE
16
19
TONE
20
74
7
35
6
73
34
14
15
75
30
12
11
78
9
33
10
77
4
32
5
76
2
31
Q
Q
3
7
6
3
1
1
80
29
79
28
62
63
64
1
8ch DAC
61
60
54
.
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F
G
2
4
9
9
8
5 CH
POWER
AMPLIFIER
FL
+29dB
FR
+29dB
C
+29dB
+29dB
PREOUT
SW
+29dB
SUB
WOOFER
SL
SR
5
1
5
0
8
9
2
4
FLASH ROM
SD RAM
RI
INTERFACE
4M Bit
16M bit
117
116
Q701
115
113
M30627FHPGP
DSP
MAIN MICRO
TMS320DA707
PROCESSOR
m
I2S(DVD-AUDIO)
c o
I2S(DIR/ADC)
<Note>
I2S(DVD-AUDIO)
Refer to SCHEMATIC DIAGRAM-11(SD-11) for
TC74VHCT157FT
digital audio signal flow and wave forms.
HT-R640
H
2
9
9
HEADPHONES
LEFT
FRONT SPEAKERS
RIGHT
CENTER SPEAKER
LEFT
SURROUND SPEAKERS
RIGHT
9
8
2
9
9
RI
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