Onkyo TX-SA805 - Block Diagrams

TX-SR805/SA805
BLOCK DIAGRAM-1
AUDIO SECTION
TX-SR805/SA805
A
1
2
3
4
5
BCDEFGH
SPDIF
RX0
RX5
MCH SR
RX6
RX7
DAC_FL DAC_SL DAC_SR DAC_SBR DAC_SBL
V_OUT_L V_OUT_R
DAC_FR
DAC FL
MIX L
MIX R
DAC FR
DAC_CT DAC_SW
MCH C
DAC C
MCH SW
DAC SW
MCH SL
MAIN L
MAIN R
DAC SL
DAC CT2 DAC SW2 MCH_SBR MCH_SBL MCH_SR MCH_SL MCH_SW MCH_CT
CENTER
SURR LEFT
SURR RIGHT
ZONE2 RIGHT
VCR/DVR OUT
TAPE OUT
SUUR BACK
FRONT RIGHT
FRONT LEFT
TAPE
VCR/DVR IN
CBL/SAT
GAME/TV
DVD
OUT
IN 4
IN 1
IN 2
IN 3
SUUR BACK
or Bi-AMP LEFT
or Bi-AMP RIGHT
RS-232C
INTERFACE
RS-232
Q7001
M3087BFKBGP
RI
RI
MAIN MICROPROCESSOR
INTERFACE
IR OUT
IR
IR IN
12V TRIGGER OUT
/ZONE 2
12V TRIGGER
CONTROL
OPTICAL IN 1
DIGITAL IN
(FRONT)
COAX IN 2
COAX IN 1
HDMI
REMOTE
SENSOR
SPEAKER TERMINALS
7 CH
POWER
AMPLIFIERS
C
SBL
HDMI
I/F
FLASH ROM
SD_RAM
I2S
DSD
FL
FR
SL
SR
+20dB
SW2
I2S
I2S
DSD
PHONO
OPTICAL IN 2
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
+29dB
ZONE2 LEFT
SBR
L
FRONT
SURR
SURR
BACK
R
SUBWOOFER
CENTER
L
R
L
R
PRE OUT
CD
(TX-SA805 Only)
TUNER
(DC Type Only)
TUNER UNIT
TX-SR805 Only
AM ANTENNA
FM
ANTENNA
SW
R
L
R
L
ZONE2 PREOUT/LINEOUT
TONE
R2S15211FP
Q4204
0dB FIX
ZONE3 PREOUT/LINEOUT
ADC
-6dB -6dB
CS42516
Q3041
MAIN B
Z2
Z3
C2
RL
FL
FR
C
SW
SL
SR
SBL
SBR
Q4305 NJU7313A
HEADPHONES
(DVD audio,etc)
NJU7311A
Q4306
0dB
video REC
0dB -6dB
-6dB
CS3318
VIDEO IN
AUX 2
AUX 1
TC94A46CFG
Q4029
Analog Switch Array
ch12
ch11
ch10
ch9
ch8
RIAA
XM
Sirrus
MAIN A
DIR
TONE
0dB FIX
NJU7313A
Q4305
NJU7312A
Q4304
Q4405
NJU7312A
0dB FIX
0dB FIX
.
.
.
.
.
.
1
2
3
SETUP MIC
3
2
1
OPTICAL OUT
.
COAX IN 3
MULTI CHANNEL INPUT
FL
FR
C
SW
SL
SR
SBL
SBR
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
L
R
PCM1796
DAC
Q3701
Q3721
Q3741
Q3761
Q3781
PCM1796
DAC
PCM1796
DAC
PCM1796
DAC
PCM1796
DAC
TC74VHC157FT MULTIPLEXER
.
.
. .
2nd DSP Q3501 TMS320D788E001BRFP266
DSP BLOCK
1st DSP Q3401 TMS320D790E001BZDH275
3rd DSP Q3601 TMS320D707E001BRFP250
I2S/DSD
MULTIPLEXER
TC74VHC157FT
TC74VHC157FT
Q3001
<Note>
Refer to SCHEMATIC DIAGRAM-9 and -17 (SD-9 and SD-17)
for digital audio signal flow wave forms.
ch6
ch4
ch13
ch14
ch1
ch2
ch5
ch7
ch3