Onkyo TX-NR807S Service Manual page 22

A B
SCHEMATIC DIAGRAM-15
HDMI CIRCUIT PC BOARD-8
U005
BAHDM-0132-1B
(PART-20) DSP CONNECT SECTION
1
TO_BAETC-0246
(Part-17) NSCT-5P97
JL3889B
2
Host communication
3
4
+2.4VDSP
+5VHD
5
GND_ARM
C
TO_BADG-0099
IMSA-9142B-18A
P3605A
from HDMI Block
SPI0 & control signals
from DIR Block
from 3rd DSP
Q3109,Q3504>>+1.2V
Q3404>>+1.2V
Q3107,Q3406>>+3.3V
Q3209>>+3.3V
HDMI DCDC
D E
(SD-7)
(Part-18)
IMSA-9142B-8A IMSA-9142B-16A
P3606A P3607A
0
R3680
R3680:High Model only
10K
R3605
1 8 VDD_MPU3.3V
CS VCC
2 7
SO HOLD
3 6
WP SCLK
4 5
GND SI
SirialFlash
GND_ARM
Reserved
F G
(SD-6)
TO_BACPU-0101 (Part-19)
P3608A IMSA-9142B-18A
from HDMI Block
NET_SPDIF
DSP_MCK
TX-NR807
H
GND_ARM