Integra DTR-20.1(B) Service Manual page 5

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A
B
BLOCK DIAGRAMS-1 / PART-1
PORTABLE
AUDIO SECTION
Q Q
(STEREO MINI JACK
FRONT INPUT)
3 7 6 3 1 5 1 5 0
1
TUNER UNIT
EXCEPT
TX-SA607
MIC AMP
SETUP MIC
Q7401
MIC DET
12
1
UNIVERSAL PORT
24
13
SIRIUS ANATENA
2
TX-SR607/DTR-30.1 DD/DC ONLY
SIRIUS
SIRIUS
EXCEPT
DTR-20.1
L
AUX IN
(FRONT IN)
R
L
TUNER
3
(TX-SA607 ONLY)
R
L
CD
R
L
TAPE OUT
R
L
TAPE IN
R
4
L
GAME/TV
R
L
CBL/SAT
T E
L
1 3 9 4 2 2 9 6 5 1 3
R
L
VCR/DVR OUT
R
L
VCR/DVR IN
5
R
L
DVD
R
REC L
REC R
COAX 1
COAX 2
6
OPT1
OPT2
BAHDM-0064
EXCEPT
HT-RC160/DTR-20.1
(PART-10)
FRONT
IN
BAHDM-0063
(PART-11)
7
IN1
IN2
HDMI
IN3
RX
SPDIF
w w w
IN4
TX-SR607/HT-RC160
8
DTR-30.1
IN5
ONLY
I2S(DVD-AUDIO)/SPI to Micom
OUT
HDMI
TX
<Note>
Refer to SCHEMATIC DIAGRAM-3 / PART-5 and SCHEMATIC DIAGRAM-17 / PART-19
for digital audio signal waveforms.
C
D
TX-SR607/SA607/HT-RC160 ONLY
Q5501
R2A15218FP Audio Processor (Input Selecter, Volume, Tone Control)
85
86
82
55
81
54
73
72
78
79
71
70
68
69
66
67
64
65
62
63
60
61
58
59
90
Z2 L
47
91
Z2 R
46
76
75
84
FR
FL
83
Q431
Q431
Q421
Q421
Q411
Q411
16
15
-
2ch ADC
14
13
-
49
42
43
44
DIR
45
46
47
48
50
x
a o
y
Q301
CS42518CQZR-D DIR and CODEC(8ch DAC, 2ch ADC)
.
i
http://www.xiaoyu163.com
E
F
TONE
94
FL
INVERTING
43
TONE
93
INVERTING
42
FR
95
CEN
38
SL
98
41
SR
97
40
SW
96
39
SBL
100
37
SBR
99
36
44
45
Q
Q
3
7
6
Q4310 M61540FP
ZONE2 Volume, Tone, Balance
3
28
30
TONE
26
2
29
27
TONE
31
4
5
Zone2 in(L-ch)
39
Zone2 out(L-ch)
Zone2 out(R-ch)
Zone2 in(R-ch)
40
DTR-30.1/DTR-20.1 ONLY
SBL
SL
SR
SBR
C
SW
Q432
Q432
Q434
Q433
Q433
Q434
Q422
Q422
Q424
Q423
Q423
Q424
Q412
Q412
Q414
Q413
Q413
Q414
8ch DAC
u 1 6 3
.
G
H
8
9
2
4
9
AUDIO MUTING
FL
23
POWER AMPLIFIER
24
+29dB
21
FR
+29dB
20
CEN
17
+29dB
18
+29dB
11
SL
12
+29dB
9
SR
8
+29dB
SW
15
14
+29dB
TX-SA607/DTR-30.1
ONLY
SBL
5
PREOUT (LIST)
6
3
SBR
2
3
1
5
1
5
0
8
9
0
R5709
0
17
R5708
L-out
DTR-20.1 ONLY
18
R-out
12
SBRELAY
Z2 out(L-ch)
DTR-30.1 ONLY
11
Z2 out(R-ch)
ZONE2
PRE OUT/
LINE OUT
Z2MUT
EXCEPT TX-SA607
Q281
Q282
16M Bit
16M Bit
FLASH ROM
SDRAM
VLSC : TX-SA607
ONLY
BCLK
3.07MHz
142
LRCK
48KHz
144
Q201
70
117
D788E001BRFP266Z
116
108
DSPCLK
115
110
DIGSDO
DSP
113
111
DIGSDI
2
2
3
62
63
64
1
55
12.288MHz
DSP_RMCLK
7
SPI
8
9
Q202
61
BCLK
3.07MHz
m
60
LRCK
48KHz
TC74VHCT157FT
X201 XTAL
1
54
I2S(DIR/ADC)
17.734MHz
c o
I2S(DVD-AUDIO)
59
24.576MHz
4
Q302
TC74VHCT157FT
X171 XTAL
MCLK_HDMI
2
3
1
24.576MHz
TX-SR607/SA607/DTR-30.1/20.1/HT-RC160
I
J
K
8
2
9
9
HEADPHONES
SPEAKER TERMINALS
FRONT LEFT
FRONT RIGHT
CENTER
SURROUND
LEFT
SURROUND
RIGHT
SURROUND BACK
LEFT
SURROUND BACK
RIGHT
EXCEPT DTR-20.1
A
ZONE2 LEFT
FL
FR
C
ZONE2 RIGHT
2
4
9
8
2
9
9
C
SW1
EXCEPT TX-SA607JJ/DTR-20.1
DTR-30.1/DTR-20.1 ONLY
SW2
12V TRIGGER A
SL
12V TRIGGER
12V TRIGGER B
SR
CONTROL
B
SBL
12V TRIGGER C
SBR
IR IN
L
IR
IR IN
REMOTE SENSOR
R
IR OUT
RI
RI
INTERFACE
RS232
RS232
TRANSMITTER
DTR-30.1/DTR-20.1 ONLY
BADIS-0036
DISPLAY BOARD
(PART-9)
Q7003
Q701
DSPCLK
29
M66005
7
FLDCLK
7
MPD70F3746GJ
DIGSDI
59
6
FLDSDO
8
FL DRIVER
MAIN
DIGSDO
60
SPI
MICROPROCESSOR
DIGCLK
58
500KHz
SPI
SO
SO
2
Q705
X701 XTAL
SI
SI
5
EEPROM
CLK
CLK
6
5MHz
PRE OUT Number List by Model
DTR30.1
TX-SR607
NO.
CHANNEL
DTR-20.1
HT-RC160
TX-SA607
A
FL/FR/C/SL/SR
NO
NO
YES
B
SBL/SBR
NO
YES
YES
C
SW1/SW2
YES
YES
YES

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