SUB1L
SUB1R
MAINL
MAINR
REC_L
REC R
R
L
R
L
R
L
R
L
R
L
R
L
R
MAINL
MAINR
R
L
L
R
L
R
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
L
1
SBLC
SBRC
SLC
SRC
MAINL
2
1
2
1
2
2
1
MAINR
SBRELAY
Z3MUTE
Z2MUTE
PRERELAY
SBZ2MUT
AMUT
SPRL F
SPRL CS
SPRL SB
SPRL FW
SPRL_FH
SUB1 should be always ON.
ADCL
ADCR
SUB1L
SUB1R
SUB2L
SUB2R
0/-6/-12/-18dB
MIC
FRONT BOARD
MIC AMP
MIC DET
RchLch
TUNER PACK
72
DVD
33
32
54
HDMI FLR
X-Tl
MCLK
SPI
HDMI LRCK
HDMI BCK
HDMI MCK
DIR
DIR LRCK
DIR FLR
DIR BCK
DIR MCK
DIG CLK
73
47
DIG SD1
DIG SD0
DIG CLK
2ch ADC
53
SPI
non VLSC
VLSC
FR
Q 11
Q 21
Q 31
non VLSC
+6dB
VLSC
Q 11
Q 21
Q 31
FL
Z3
Z2
46
CONTROL
IR IN
IR IN
TRANSMITTERS
RS232
FL
FR
C
*NOTICE
FL/FR -12dB
Downmix
INVERTING
SW +3.5dB
INVERTING
Q4003
35
36
44
34
45
96
97
39
93
38
92
37
40
41
94
95
42
43
90
91
(FR)
FL
(FL)
FR
CEN
(SR)
SL
(SL)
SR
(SBR)
SBL
(SBL)
SBR
98
99
100
1
4
3
2
8
6
7
10
12
11
13
14
15
17
16
18
19
20
24
23
22
Z2R
Z2L
priority terminal
TO E
TO E
AV=+20dB
SW
ex)(FR)<--->FL ,(FL)<--->FR
POWER AMPLIFIER
Z2 L
Z2 R
Z3 L
Z3 R
Zone2
Line/Preout
Line/Preout
ZONE OUT
SPI to Micom
XIN
5MHz
XOUT
FR
(FL)
(FR)
FL
SBRCIN
SWIN1
SW(DAC)
SWIN2
CIN1
C(DAC)
CIN2
FL(DAC)
FRIN2
FL(MIX)
FRIN1
FR(DAC)
FLIN1
FR(MIX)
FLIN2
SR(DAC)
SRIN1
SRIN2
SLIN1
SLIN2
SBLCIN
SBRIN2
SL(DAC)
SBLIN2
SBLIN1
SBL(DAC)
SBR(DAC)
SBRIN1
SRCIN
SLCIN
Zone2L Out
Zone2R Out
SW 80Hz LPF
FL+FR (-6dB)
-12dB/oct
++ -
PCM1690
(FL/FR)DSP FLR
8ch DAC
(CT/SW)
(SL/SR)
(BL/BR)
DIR MCK
CX LRCK
CX SCLK
DSP SLR
DSP CSW
DSP SBLR
+- +- +- +- -
LPF
LPF
LPF
+- +-
LPF
LPF
+6dB
+6dB
+6dB
+6dB
+6dB
LPF
LPF
LPF
Zone3 in(L-ch)
Zone3 in(R-ch)
0.5dB step/each VR
L
R
TONE
TONE
Z2 out(L-ch)
Z2 R Line/preout
Z3 R Line/preout
Z3 L Line/preout
Zone2 in(L-ch)
Z3 Lineout
Z2 Lineout
Ana all ch st
R
L
Buffer
XTAL-X7001
Q1004
11.2896MHz
Q1001
TC7SZU04FU
CBL/SAT
STB/DVR
GAME
PC
TV/CD
SBR(Whole House_MODE)
C
SW
(Whole House_MODE)
SL
(Whole House_MODE)
SR
(Whole House_MODE)
(Whole House_MODE)
(Whole House)
SBL
R2A15220FP
Q4001
COAX1
X1001-XTAL
DIG SDO
VMSDO
VMSDI
DIGCLK
DIGSDO
DIGSDI
VMCLK
SDI
CLK
SDO
EEPROM
SDO
SDI
CLK
SPI
HDMISLC)
HDMI SDA)
MICOM
Q7009
PHONO
56
57
58
59
60
61
62
63
64
65
68
69
HDMI BCK
HDMI LRCK
HDMI FLR
HDMI_SPDIF
BCK NET
LRCK NET
DATA NET
MCK NET
MJJ ONLY
MJJ ONLY
Q7401
Q4530
FLDSDO
FRONT
EXCEPT
SL
SR
SBL
SW2
SBR
SW1
COAX 1
COAX 2
RI
RI
INTERFACE
COAX2
COAX3
OPT1
FRONT
USB
DATA-
DATA+
VBUS
OPT1
OPT2
OPT
Zone3
-6dB DownZone2/Zone3
Linout
+6dB
+6dB
+6dB-6dB
-6dB
ZONE FUNCTION
(SL-IN2)
(SL-OUT)
R2A15218FP
Q4301
(SR-IN2)
(FR-OUT)
(SBR-OUT)
Z2 L Line/preout
(SBR-IN)
(SUBRC-IN)
(SUBLC-IN)
(SBL-IN)
Zone2 in(R-ch)
(FR-IN2)
(FL-IN2)
(IN-R9)
Z2 out(R-ch)
(FL-OUT)
(SBL-OUT)
FLDCLK
(IN-L9)
Rch
Rch
Rch
Rch
Rch
Lch
Lch
Lch
Lch
Lch
Rch
Lch
Rch
Rch
Lch
Lch
1.Actually the right and left in/output signal of Q4001/Q4301(R2A15220FP/R2A15218FP) is connected reversely to real signal.
FRONT LEFT
FRONT RIGHT
+29dB
+29dB
+29dB
+29dB
+29dB
CENTER
SURR. LEFT
SURR. RIGHT
RIGHT
HIGH/WIDE
LEFT
HIGH/WIDE
SUUR. BACK
+29dB
+29dB
ZONE2 LEFT
ZONE2 RIGHT
FWL
FWR
MJJ
EXCEPT
FHL
Subwoofer
SPEAKER TERMINALS
FHR
EXCEPT
HEADPHONES
IR
REMOTE SENSOR
(FRONT IN)
AUX IN
RS232
ONLY
EXECPT
IR OUT
12V TRIGGER
(TX-NR737 Series)
(TX-NR838 Series)
(DTR-40.6 Series)
(DTR-50.6 Series)
TX-NR737 EXCEPT
(TX-NR737 Series) (TX-NR838 Series)
(DTR-40.6 Series) (DTR-50.6 Series)
TN-NR737/DTR-40.6
(DTR-40.6 Series)
(TX-NR838 Series)
(DTR-50.6 Series)
Q7001
ML9208A
Q7501
HNA-16SM25T
Q7502
TX-NR737MDD MMA
EXECPT
EXECPT
OPT2
COAX 3
TX-NR737
(TX-NR737 Series)
(TX-NR838 Series)
(DTR-40.6 Series)
(DTR-50.6 Series)
NR737MDD MMA
NR737
BAAF1517BADIS1530 1/4 BADIS1537 1/5
BADIS1543 1/5
BADIS1552 1/5
BADIS1530 2/4
BADIS1537 2/5
BADIS1543 2/5
BADIS1552 2/5
BADIS1530 3/4
BADIS1537 3/5
BADIS1543 3/5
BADIS1552 3/5
BADIS1530 4/4
BADIS1543 4/5
BADIS1537 4/5
BADIS1552 4/5
BADG1532 2/2
12V TRIGGER B
12V TRIGGER A
12V TRIGGER C
ETHERNET
BADG1532 1/2
(DTR-40.6)(TX-NR838)
(DTR-50.6)
(TX-NR737)
BADG1562 2/2
BCK NET
LRCK NET
MCK NET
PCM1754
DATA NET
RTAD
LTAD
LPF
LPF
87
86
Z2NET L
Z2NET R
Z2 HDMI R
Z2 HDMI L
(SR-OUT)
2ch DAC
DIR LRCK
DIR FLR
DIR MCK
DIR BCK
DSP FLR
(BL/BR)
(SL/SR)
(CT/SW)
(FL/FR)
DSP SBLR
DSP CSW
DSP SLR
CX LRCK
CX SCLK
DATA Z2HDMI
LRCK Z2HDMI
BCK Z2HDMI
MCK Z2HDMI
2ch DAC
PCM1754
Q1002
Q1002
DATA Z2HDMI
RCK Z2HDMI
BCK Z2HDMI
MCK Z2HDMI
USB1.1
HDMI MCK
HD-BaseT
ARC_SPDIF
TX-NR737
TX-NR737/838 EXECPT
DTR-40.6
DTR-40.6
EXECPT
70
71
74
75
76
77
78
79
82
83
84
85
D830K/DA810
HDMI BLOCK DIAGRAM
IN
(FRONT HDMI)
IN1
IN2
IN3
IN4
IN5
IN6
IN7
HDMI
RX
(MHL)
SUB
MAIN
HD-BaseT
I/F Q200
VS100TX
TX
HDMI
Q3001/Q3401
Q8302 SII9573
TX-NR737
EXCEPT
TX-NR737/838 EXCEPT
TX-NR737/838 EXCEPT
TX-NR737 EXCEPT
TX-NR737 EXCEPT
TX-NR737 EXCEPT
(DTR-40.6 Series)
BADIS1537 5/5
BADIS1543 5/5
(TX-NR838 Series)
(DTR-50.6 Series)
BADIS1552 5/5
MPD70F3477
PREOUT
PCM9211
Q1005
(TX-NR737 Series)
(TX-NR737)
(DTR-40.6)(TX-NR838)
(DTR-50.6)
BADG1562 1/2
TX-NR737
EXCEPT
NR-737
ONLY
NR838MJJ
TX-NR737
Z2 Lineout
NR-737
BAPRC1564 1/1
BATRM1568 1/1
MODEL NO. TX-NR737/TX-NR838/DTR-40.6/DTR-50.6 BLOCK DIAGRAM (PART-2) AUDIO SECTION
41
40
97
98
11
9
23
5
43
78
44
100
42
45
99
79
21
3
RJ-45 RJ-45
WiFi Dongle
TX-NR737/ 838/ DTR-40.6/ 50.6
TX-NR737/ 838/ DTR-40.6/ 50.6
SCHEMATIC DIAGRAMS-01
BLOCK DIAGRAM AUDIO SECTION
A
1
2
3
4
5
B C D E F G H
6
7
8
I J K
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