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A
1
2
3
4
5
BCD
95
Specification
Amplifier Section
Video Section
Tuner Section
FM
AM
General
Video Inputs
Video Outputs
Audio Inputs
Audio Outputs
SpeciÞcations and features are subject to change without
notice.
Power Output
TX-SR803/803E:
2 channels driven:
North American: 105 W + 105 W
(8
, 20 Hz-20 kHz, FTC)
European: 140 W + 140 W
(6
, 1 kHz, DIN)
Others: 170 W + 170 W
(6
, 1 kHz, JEITA)
TX-SR703/703E/8370:
2 channels driven:
North American: 100 W + 100 W
(8
, 20 Hz-20 kHz, FTC)
European: 130 W + 130 W
(6
, 1 kHz, DIN)
Others: 160 W + 160 W
(6
, 1 kHz, JEITA)
Dynamic Power
TX-SR803/803E:
240 W + 240 W (3
, Front)
180 W + 180 W (4
, Front)
125 W + 125 W (8
, Front)
TX-SR703/703E/8370:230 W + 230 W (3
, Front)
170 W + 170 W (4
, Front)
115 W + 115 W (8
, Front)
THD (Total Harmonic
Distortion)
0.08% (Power Rated)
Damping Factor
60 (Front, 1 kHz, 8 )
Input Sensitivity and
Impedance
200 mV/ 47 k
(LINE)
2.5 mV/47 k
(PHONO MM)
Output Level and
Impedance
200 mV/ 470
(REC OUT)
Phono Overload
70 mV (MM 1 kHz, 0.5%)
Frequency Response
10 Hz-100 kHz/ +1 dB-3 dB (LINE)
Tone Control
±10 dB, 50 Hz (BASS)
±10 dB, 20 kHz (TREBLE)
Signal to Noise Ratio
106 dB (LINE, IHF-A)
80 dB (PHONO, IHF-A)
Speaker Impedance
4 - or 6
-
Input Sensitivity/Output
Level and Impedance
1 Vp-p /75
(Component and S-Video Y)
0.7 Vp-p /75
(Component Pb/Cb,Pr/Cr)
0.28 Vp-p /75
(S-Video C)
1 Vp-p /75
(Composite)
Component Video
Frequency Response
5 Hz - 100 MHz
Tuning Frequency
Range
North American: 87.5 MHz- 107.9 MHz
Other: 87.5 MHz-108.0 MHz
Usable Sensitivity
Stereo: 22.2 dBf (75
IHF)
Mono: 15.2 dBf (75
IHF)
Signal to Noise Ratio
Stereo: 67 dB (IHF-A)
Mono: 73 dB (IHF-A)
THD
Stereo: 0.5% (1 kHz)
Mono:0.3% (1 kHz)
Frequency Response
30 Hz-15 kHz / ±1 dB
Stereo Separation
40 dB (1 kHz)
Tuning Frequency
Range
North American: 530 kHz-1710 kHz
European: 522 kHz-1611 kHz
Asian: 530/522 kHz-1710/1611 kHz
Usable Sensitivity
300 µV/m
Signal to Noise Ratio
40 dB
THD
0.70%
Power Supply
North American: AC 120 V, 60 Hz
Australian and European:
AC 230-240 V, 50 Hz
Others: AC 120/220-240 V, 50/60 Hz
AC 230-240 V, 50Hz
AC 220-230 V, 50/60 Hz
Power Consumption
North American: 7.5 A
Others: 680 W
Standby Power
Consumption
North American: 0.1 W
Australian and European: 0.2 W
Others: 0.5 W
Dimensions
(W
× H × D)
435
× 173.5 × 430 mm
17-1/8"
× 6-13/16" × 16-15/16"
Weight
North American: 13.3 kg
29.3 lbs.
European: 13.5 kg
29.8 lbs.
Others: 13.3 kg
29.3 lbs.
HDMI
TX-SR803/803E: IN1, IN2
Component
IN1, IN2, IN3
S-Video
DVD, VIDEO1, VIDEO2, VIDEO3,
VIDEO4
Composite
DVD, VIDEO1, VIDEO2, VIDEO3,
VIDEO4
HDMI
TX-SR803/803E: OUT
Component
OUT
S-Video
MONITOR OUT, VIDEO1, VIDEO2
Composite
MONITOR OUT, VIDEO1, VIDEO2
Digital Inputs
Optical: 5 (1 on Front Panel)
Coaxial: 2
Analog Inputs
DVD (MULTICHANNEL), VIDEO1,
VIDEO2, VIDEO3, VIDEO4, TAPE, CD,
PHONO
Multichannel Input
7.1 ch (DVD)
Digital Output
Optical: 1
Analog Outputs
TAPE, VIDEO1, VIDEO2, ZONE2
Multichannel Pre
Outputs
7.1 ch
Speaker Outputs
L, R, C, SL, SR, SBL, SBR
ZONE2 (L, R)
Phones
1
RS232
1 (Other than North American and
Australian)
IR Input/Output
TX-SR803/803E: 1/1
TX-SR703/703E/8370: 1/0
12 V Trigger Out
ZONE2
TX-SR803/E
EXPLODOED VIEW
A
1
2
3
4
5
B
C
DE
FG
H
Q6050
Q6051
Q6053
Q6055
Q6052
Q6054
Q6060
Q6061
Q6063
Q6066
Q6065
Q6062
Q6064
Q6056
A080
A095
A040
A035
A025
A022
A036
A029
A010
A019
A412
A009
A032
A021
A027
A039
A030
A038
A031
A033
A023
A410
A005
A001
A003
A002
A418
U047
U063
A080
A105
A050
A052
A060
T901
A065
x 3 pcs.
A051
F6901
F901
F902
F903
F6902
A077
A090
A059
A401
A405
A404
A403
P691
P7534
U033
U053
U05
U046
U044
U04
U02
U06
U062
U064
U045
U03
U01
U032
U11
U042
P701
P901
F951
F952
F932
F931
U043
U052
A008
Q6050a
x 13 sheets
Q6050a
x 2 sheets
A096
A100
x 4 pcs.
A037
x 5 pcs.
A003
x 5 pcs.
A003
x 2 pcs.
A416
x 2 pcs.
A088
x 2 pcs.
A056
x 4 pcs.
A105
x 3 pcs.
A105
x 2 pcs.
A105
x 3 pcs.
A082
x 2 pcs.
A105
x 3 pcs.
A105
x 4 pcs.
A087
x 2 pcs.
A082
x 13 pcs.
A092
x 2 pcs.
A057
x 2 pcs.
A407
x 3 pcs.
A402
x 44 pcs.
A062
x 4 pcs.
A417
x 2 pcs.
A119
x 4 pcs.
A111
x 4 pcs.
A114
x 4 pcs.
A054
x 3 pcs.
A053
x 3 pcs.
A055
x 11 pcs.
A003
x 3 pcs.
A003
x 15 pcs.
A011
x 3 pcs.
A037
x 2 pcs.
A101
x 4 pcs.
A081
A110
D/C models
U08
P/T/R/K
models
A406
R model
A099
A096
A020
A020
A044
x 4 pcs.
A063
A089
A106
x 2 pcs.
A083
TX-SR803/E
BLOCK DIAGRAM
AMPLIFIER
SECTION
A
1
2
3
4
5
B
C
DE
FG
H
Z2RL
SOURCE_R
SOURCE_L
Z2_L
Z2_R
TAPE_OUT_L
TAPE_OUT_R
MIX_L
MIX_R
VOLIN_
SBL
VOLIN_
SBR
V1_OUT_R
SBRL
CSRL
FRL
Z2R_PO
Z2L_PO
V2_OUT_L
V2_OUT_R
V1_OUT_L
ADLT+
ADLT-
ADRT-
ADRT+
MCH_CT
MCH_SW
MCH_SL
MCH_SBL
MCH_SBR
MCH_SR
SPDIF
SBMUT
AMUT
HPMUT
Z2LMUT
ADLT-
ADLT+
ADRT+
ADRT-
TX
RX5
RX2
RX7
RX6
RX4
RX1
RX3
DAC_FR
DAC_FL
DAC_SW
DAC_SL
DAC_SR
DAC_SBL
DAC_CT
DAC_SBR
RX0
MCLK
LRCLK
BCLK
RS232C
INTERFACE
RS232C
FRONT LEFT
FRONT RIGHT
CENTER
SURR. LEFT
SURR. RIGHT
ZONE2 LEFT
ZONE2 RIGHT
SUUR. BACK
LEFT
SUUR. BACK
RIGHT
+20.2dB
-6dB
+6dB@ZONE2
TONE
TONE
NJW1157
MSBL/MSBR
+9.7dB
-6dB
Inv.
FL
FR
SW
C
SBL
SBR
SL
SR
PREOUT
R
L
ZONE2 PREOUT/LINEOUT
HEADPHONES
SPEAKER TERMINALS
NJU7311AM
POWER AMPLIFIER
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
TONE
TONE
BD3814
TUNER PACK
VIDEO1 IN
VIDEO1 OUT
VIDEO2 OUT
VIDEO2 IN
TAPE IN
TAPE OUT
CD
PHONO
DVD
MC/MSW
MSL/MSR
RIAA
VIDEO3 IN
VIDEO4 IN
MIC
MIC AMP
MICDET
12V TRIGGER C/Z
12V TRIGGER
CONTROL
IR OUT
IR REMOTE
SENSOR
IR IN
RIex
RI
INTERFACE
ANTENNA
UNIT
XM/DT IC
AK4384
DAC
Micro
Controller
XM-RADIO
OPT FRNT
COAX 2
COAX 1
OPT2
OPT3
OPT4
OPT OUT
OPT1
2ch ADC
RX
HDMI
IN1
IN2
2ch ADC
2ch ADC
CS5340
TC74VHT157F
+6dB
VLSC
LPF
+6dB
+6dB
VLSC
LPF
+6dB
VLSC
LPF
+6dB
VLSC
LPF
LPF
VLSC
+6dB
VLSC
+6dB
VLSC
VLSC
LPF
+6dB
2ch ADC
DIR
8ch DAC
TC74VHT157F
DSP
CS494003
SD_RAM
IC42S16100
2M Byte
FLASH ROM
MX29LV040
4M Bit
LPF
LPF
CS42528
2
3
4
8
1
2
3
4
5
80
81
82
87
83
84
88
89
90
95
91
92
47
48
45
46
11
10
12
8
9
42
44
30
28
29
27
21
26
24
22
25
23
43
41
70
69
68
67
66
65
64
63
62
61
59
58
57
60
85
93
94
86
7
7
6
28
27
19
17
21
19
20
24
29
28
27
23
22
6
5
26
25
51
52
53
54
55
56
71
72
73
74
30
31
32
33
36
37
35
34
28
29
26
27
21
20
22
23
16
14
13
15
49
48
43
42
47
46
45
44
50
81
82
80
79
86
85
127
56
60
61
63
62
64
118
110
109
1
106
107
117
111
3
2
59
54
119
134
131
A
A
+
+
A
A
HDMI
Controller
Micro
From/to
MICROPROCESSOR
Q3001
Q3003
Q331,341,351
Q141,Q161
Q211
Q285
Q201
Q361
Q3002
Q3004
Q3009
SPRLF
SPRLSB
Q3007
North American models
Except US and
Australian models
TX-SR803/E
BLOCK DIAGRAM VIDEO SECTION
A
1
2
3
4
5
B
C
DE
FG
H
VIDEO1
DVD
VIDEO2
VIDEO3
VIDEO4
S VIDEO INPUT
DVD
VIDEO1
VIDEO2
VIDEO3
Y
C
Y
C
Y
C
Y
C
Y
C
COMPOSITE VIDEO INPUT
COMPONENT VIDEO INPUT
Y1
CB1
CR1
Y2
CB2
CR2
Y3
CB3
CR3
A
NJM2595
Y
NJM2595
NJM2595
C
MONITOR
VIDEO1
VIDEO2
VIDEO2
C
Y
CY
VIDEO1
C
Y
MONITOR
OSD
LC74763-9836
V
Y
C
CB
CR
Y
DACA
DACB
DACC
DACD
DACE
DACF
AIN2
AIN1
AIN3
AIN4
AIN5
LA7106M
S VIDEO OUTPUT
SDET*OSD
OSD*(SDET+SI)
SDET*{OSD+(OSD*SI)}
SDET*{OSD+(OSD*SI)}
SDET*OSD
SDET*{OSD+(OSD*SI)}
SDET*OSD
LA7106M
SDET*{OSD+(OSD*SI)}
SDET*{OSD+(OSD*SI)}
SDET*{OSD+(OSD*SI)}
C2
DIGITAL VIDEO ENCODER
ADV7172
DIGITAL VIDEO DECODER
ADV7183A
Y1
COMPOSITE
C1
COMPOSITE
/ Y2
B
Y
CB
CR
COMPONENT VIDEO OUTPUT
COMPOSITE VIDEO OUTPUT
(FRONT)
(FRONT)
VIDEO4
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
6dB
0dB
0dB
-6dB
-6dB
-6dB
-6dB
6dB
6dB
6dB
6dB
6dB
6dB
Q2001
Q2002
Q2003
Q2004
Q2101
Q2104
Q2107
Q2106
RL2201~
RL2203
RL2204,
RL2205
TX-SR803/E
BLOCK DIAGRAM
DSP clock
A
1
2
3
4
BCD
E
TX
DSPOLRCK
DSPOFDATA
DSPOCSWDATA
DSPOSRDATA
DSPOBCK
DSPOSBDATA
DIR FDATA
DIR BCK
DIR LRCK
MCK
ADC_SBL/SBR
HDMI_SBL/SBR
MCK
LRCLK
BCK
ADC_SL/SR
HDMI_SL/SR
MCK
LRCK
HDMI_FL/FR
BCK
HDMI_C/SW
ADC_C/SW
CS42528-CQ
DIR
DIR
2ch ADC
2ch ADC
SPDIF
SPDIF
DSP
CRYSTAL
12.288MHz
VLSC
I2S
MULTI CH ADC
HDMI
I2S
8CH DAC
FRONT 2CH
CS494003
48
43
47
46
45
44
42
50
48
43
47
46
45
44
42
50
49
49
3
CX_LRCK
4
CX_SCLK
64 CX_SDIN2
1 CX_SDIN1
63 CX_SDIN3
62 CX_SDIN4
107
AUDATA2
109
AUDATA1
110
AUDATA0
61
SAI_SCLK
60
SAI_LRCK
108
LRCLK0
106
AUDATA3
104
SCLK0
131
FSDATAN1
134
FSCLKN1
119
FLRCLKN1
59
OMCK
55
RMCK
99
MCLK
127
CLKIN
85
LRCLKN
86
SCLKN
82
SDATAN0
81
SDATAN1
80
SDATAN2
79
SDATAN3
54
SAI_SDOUT
FRONT OPT
HDMI IN
OPT IN2
OPT IN1
OPT IN4
OPT IN3
OPT OUT
HDMI OUT
COAX IN1
COAX IN2
ANALOG IN
ANALOG IN
TC74VHCT157AF
TC74VHCT157AF