Onkyo PR-SC886 Service Manual page 3

A
BLOCK DIAGRAMS-1
AUDIO SECTION
AM LOOP
ANTENNA
1
DD Type Only
TAPE OUT
2
GAME/TV
CBL/SAT
VCR/DVR OUT
VCR/DVR IN
3
4
IN 1-4
HDMI
OUT
MAIN,SUB
OPTICAL IN 1
OPTICAL IN 2
DIGITAL IN
(FRONT)
OPTICAL OUT
5
COAX IN 1
COAX IN 2
COAX IN 3
<Note>
Refer to SCHEMATIC DIAGRAM-5 and -19 (SD-5 and SD-19)
for digital audio signal flow waveforms.
B
AUX 2 IN
(FRONT)
FM
ANTENNA
R L
TUNER UNIT
HD RADIO:
DD Type only
XM
Sirrus
L
CD
R
L
PHONO
RIAA
R
L
TAPE
R
L
R
L
AUX 1
R
L
R
L
R
L
Q4305
R
NJU7313A
Analog Switch
L
R
L
DVD
R
FL
FR
C
SW
SL
SR
SBL
SBR
HDMI BOARD
NAHDM-9114
SD-11 to 15
I2S (DVD audio,etc)
HDMI
DSD
SPDIF
I/F
Q3001
TC74VHC157FT
C
Analog Switch Array
Q4029
TC94A46CFG
SETUP MIC
ch2
ch1
Q4304 NJU7312A
Analog Switch
ch6
ch4
ch3
ch7
ch5
ch8
ch9
ch10
ch11
ch12
ch14
ch13
I2S
I2S/DSD
TC74VHC157FT
MULTIPLEXER
1st DSP Q3401: TMS320D790E001BZDH300
FLASH ROM
2nd DSP Q3501: TMS320D788E001BRFP266
3rd DSP Q3601: TMS320D707E001BRFP250
SD_RAM
RX0
RX5
RX6
RX7
MAIN A
MAIN B
L
R
Z2
Z3
Video REC
DSP BLOCK
SD-6 and 7
(SD-10)
(SD-11)
(SD-11)
PR-SC886
D
Analo
Q4
NJU
MAIN L
DAC FL
MIX L
MAIN R
DAC FR
MIX R
MCH C
DAC C
MCH SW
DAC SW
MCH SL
DAC SL
MCH SR
N
I2S
DSD
ADC
DIR
Q3041
CS42516