Audio Section; Block Diagrams - Integra DTR-7.9 Service Manual

A B
Q Q
3 7 6 3 1 5 1 5 0

BLOCK DIAGRAMS-1

AUDIO SECTION

XM-RADIO
NARF-9507 Refer to SD-15
DAC
XM/DT IC
AK4388
SIRIUS
1
MIC
MIC AMP
PHONO EQ
L
PHONO
R
L
AUX IN
(FRONT)
R
L
TUNER
( TX-SA706/806)
R
L
2
CD
R
L
OUT
R
TAPE
L
IN
R
L
GAME/TV
R
L
CBL/SAT
R
L
T E
L 1 3 9 4 2 2 9 6 5 1 3
OUT
R
3
VCR/DVR
L
IN
R
L
FRONT
R
L
SURROUND
R
DVD
CENTER
SW
L
SURROUND
BACK
R
4
COAX 1
COAX 2
TC74HC157
COAX 3
OPT FRONT
(FRONT IN)
OPT1
OPT2
OPT OUT
COAX OUT
DTR-6.9/7.9 only
w w w
NAHDM-9702
5
Refer to SD-10 to 13
IN1
HDMI
HDMI
RX
.
IN4,5
HDMI OUT HDMI
TX
C
FM/AM TUNER UNIT
Q5501 R2S15215FP Audio Processor (Selecter,Tone, Volume)
TX-SR706/806,
DTR6.9/7.9
-6dB
SUB R
75
54
76
55
SUB L
-6dB
71
70
81
82
78
79
72
73
68
69
66
67
64
65
62
63
60
61
58
59
90
91
ADR
83
46
84 ADL
47
NADG-9504 FR C
FL
Refer to SD-7
VLSC:
TX-SA704X only
Q1324 CS42516
SPDIF SW
2ch ADC
DIR
x a o
y
i
I2S(DVD-AUDIO/DSD)
http://www.xiaoyu163.com
D E
8
SUB L
SUB R
MAIN L
MAIN R Z2L
TONE
Z2R Z2R DownMIX
TONE
SBL
43
DownMIX
SBL
94
SBR
42
SBR
93
95
C
38
C
98 SL
41
SL
97 SR
40
SR
96
SW
39
SW
FL(MIX)
37
FL(DAC)
100
inverted down mix
inverted down mix FR(MIX)
36
FR(DAC)
99
Q Q
3 7 6 3
Q5502 M61540FP
L
0dB FIX
R
0dB FIX
SW SL SR SBL SBR
NAHDM-9702
Refer to SD-8, 9
Q3451 Q3461
FLASH ROM SDRAM
16 Mbit 64 Mbit
Q3401
Q1421
D790E001
CS4382A
BZDH300
8ch DAC
1st DSP
DSP
u 1 6 3
DSD
(SA-CD)
.
I2S(DIR/ADC)
I2S(DVD-AUDIO/DSD)
TC74VHCT157FT
http://www.xiaoyu163.com
F G
2 4
9 9
7 CH
POWER AMPLIFIER
23
FL
+29dB
SBL/Z2L
24
FR
21
+29dB
SBR/Z2R
20
C
+29dB
17
C
18
SL
+29dB
11
SL
12
SR
+29dB
9
SR
SBL
8
+29dB
15
SW
SBR
+29dB
14
3
SW
FL
2
+
4
5
FR
6
+
1 5 1 5 0 8 9 2
Electric Volume
TONE
0dB FIX
TONE
0dB FIX
TONE
MCH SB
SUB
L
TONE
MCH SB
SUB
R
TX-SR806,DTR-6.9/7.9 only
12V TRGGER
TX-SR806
OUT ZONE2
12V TRIGGER OUT A
Q3551 Q3561
FLASH ROM SDRAM
12V TRIGGER 12V TRIGGER OUT B
8 Mbit 64 Mbit
CONTROL
12V TRIGGER OUT C
IR IN / IR IN A
Q3501 IR
None/ IR IN B
REMOTE
D790E001
SENSOR
BZDH300
12V TRGGER
OUT ZONE2 / IR OUT
2nd DSP
m
ETHERNET
E-control
(E-CONTROL)
c o
RI
RI
INTERFACE
RS232
RS232
INTERFACE
Refer to SD-5
To Main Microprocessor NAVD-9505
DTR-7.9
H
2
8 9 9
HEADPHONES
SPEAKER TERMINALS
LEFT
FRONT
RIGHT
CENTER
LEFT
SURROUND
RIGHT
LEFT
SURROUND
BACK / Bi AMP
RIGHT
LEFT
ZONE2
RIGHT
4 9 8 2 9 9
All except TX-SA706X
FL
H.P.>>>OFF
FR
C
SW
7.1CH
PREOUT
SL
SR
SBL
PoweredZ2>>OFF
SBR
ZONE2 LINE OUT
L
:TX-SR706
R ZONE2 PRE OUT
:TX-SR806,DTR-6.9/7.9
<Note>
Refer to SCHEMATIC DIAGRAM-7 and -16 (SD-7 and SD-16)
for digital audio signal flow wave forms.