Onkyo TX-SR804 Service Manual page 17

A
BLOCK DIAGRAM-3
VIDEO SECTION-2
NAVD-8824
1
HDMI BOARD
2
P8501
D2+/-
D1+/-
3
D0+/-
CK+/-
CERemote
DDC CLK
DDC DATA
+5V
HP DET
P8601
D2+/-
4
D1+/-
D0+/-
CK+/-
CERemote
DDC CLK
DDC DATA
+5V
HP DET
5
B
HDASY 71
HDASC 75
HDACV 73
HDAPY 76_77
HDAPB 74
HDAPR 72
Q8506
BR24L02FV PRODDC1
EEPROM
SDA_DDC1
SDA_DDC1
Q8504
+3.3V
+5V
Q8505
+3.3V
Q8505
R1_HPR
Q8606
BR24L02FV
PRODDC2
EEPROM
SDA_DDC2
SDA_DDC2
Q8604
+3.3V
+5V
Q8605
Q8605
+3.3V
R2_HPR
C
Q8101
ADV7401
Video Decoder
15
HDASY RTC
36
HDASC LLC
99
HDACV VS
4
HDAPY HC/CS
98
HDAPB FIELD/DE
HDAPR CR(P20-29)
CB(P0-P9)
Y(P10-19)
INT_VS
51_52
R0X2+/-
47_48
R0X1+/-
43_44
R0X0+/- VSYNC
39_40
R0XC+/- HSYNC
CR(O16-023)
31
DSDA0 CB(O0-O7)
32
DSCL0 Y(O8-O15)
+3.3V
34
R0PWR5V
MCLKIN
MCLKOUT
Q8501
SII9033
HDMI Receiver
70_71
R1X2+/-
66_67
R1X1+/-
62_62
R1X0+/-
58_59
R1XC+/-
30
DSDA1
29
DSCL1
+3.3V
33
R0PWR5V
TX-SR804/804E
D
RTC
LLC
VSYNC VSYNC
HSYNC HSYNC
FIELD/DE FIELD/DE
CR(P20-29)
CB(P0-09)
Y(P10-19)ITU656
Q8003
/VST
67
IC42S3220L
SDRAM 64M
LLC
VSYNC
Q8001
HSYNC
FIELD/DE
SII504
ITU656
I/P converter
121 ICDK ICDK
ODCK
3
VSYNC VSYNC
2
HSYNC HSYNC
1
FIELD/DE FIELD/DE
DE
119_110
CB CB
144_133
Y Y
132_123
CR CR
78
SPDIF
84-81
SD0-3
85
WS
86 33
SCK
R8514
87
88
DSP BOARD
(NADG-8996)
Q8002
MC504
8 bit Micro
Processor