Block Diagrams - Onkyo TX-SR308 Service Manual

Reference materials

BLOCK DIAGRAMS (

BAHDM-0401 NDMI BOARD
TX-SR508, HT-R580
TMDS
TMDS
CEC
CEC
DDC
DDC
HDMI IN4
RPWR
+5V
HPD
HP DET
TMDS
TMDS
CEC
CEC
DDC
DDC
HDMI IN3
RPWR
+5V
HPD
HP DET
TMDS
TMDS
CEC
CEC
DDC
HDMI IN2 DDC
RPWR
+5V
HPD
HP DET
TMDS
TMDS
CEC
CEC
DDC
DDC
HDMI IN1
RPWR
+5V
HPD
HP DET
HDMI MCK
HDMI BCK
HDMI MCK
HDMI LRCK
HDMI BCK
HDMI FLR
OP-1
OP-2
COAX-1
Q131 74HCU04F
BADG-0364 MPU/DIR/DAC BOARD
TX-SR308/ 508 HT-R280/ 380/ 538/ 580/ C230
HDMI Video & Digtal Audio Section)
I2C
Rx Port A
+5V Hot Plug
TMDS
DDC
Rx Port B Tx
HPD
Q8101
ADV7623
ARC S/PDIF
HDMI 4Rx Tx
Rx Port C
HDMI SBLR
HDMI CSW
HDMI SLR
Rx Port D
HDMI LRCK
HDMI FLR
Q301
DIR/ 2CH ADC
CEC
TMDS
CEC
DDC
HDMI OUT
+5V
HP DET
HDMI LRCK
HDMI SBLR
HDMI CSW
HDMI SLR
HDMI FLR
HDMI S/PDIF
DIR MCK
DIR BCK
DIR LRCK
DIR FLR
DIR MCK
Q201 DSP
CX LRCK
CX SCLK
DSP SBLR
DSP SLR
DSP CSW
DSP FLR
Q302 6CH DAC