Onkyo HT-R495 Service Manual page 31

1
Block Diagrams (Dgital Audio & Control)
BAETC-2696
Bluetooth
BT_CONTROL
E 1
BT_RX
2
BT_TX
3
BT_WAKE
4
BT_L
5
BT_R
BT_RST 6
BT Module
JS-BTMA2F76S-1
BAPRC-2695
DSP/DAC/DIR/SYSTEM_CONTROL
MAIN OUT
ARC
F/W
D
SPI_Flash-UPG
P8104
3
78XMEM_CS
6
78XMEM_FO
7
78XMEM_CLK
8
78XMEM_FI
HDMI IN1
HDMI IN2
HDMI IN3
HDMI IN4
C
BAAF-2690
ASP ASP
BT_L
BT_R
Q4001
BD34701KS2
ADCL
ADCR
OPT1
COAX1_IN
COAX1
B
A
1
2
BT_L
VIDEO_MCU
BT_R
Q8701
R5F56519ADFP
27
MN787_NIRQ0
28
MN787_NOSDIRQ
26
MN787_RST
33
MN787_SDA0
34
MN787_SCL0
MAIN_RDY
R8149 30
MN787_MIVO MAIN_SDMOVI
R8148 29
MN787_MOVI MAIN_CLK
R8146 31
MN787_SCK MAIN_SDMIVO
R8145 24
MN787_CS LOADER_RDY
DBG_RST
AUDIO_BSW
MN864788A_FLASH_SPI
HDMI_MRQ
Flash-ROM TMDS_TX
HDMI Tranceiver
TXA
Q8101
Q8000
GD25Q127CSIGR MN864788A
13
HDMI_MRQ
68
MN787_NIRQ0
12
MN787_NOSDIRQ
115
MN787_RST
116
MN787_SDA0
114
MN787_SCL0
R8160 127
788SPI_HIFO
R8159 125
788SPI_HOFI
R8158 124
788SPI_SCK
R8157 128
788SPI_CS
MN864788A_FLASH_SPI
TMDS_RX
RXA
HDMI
RECEIVER
RXB
RXC
HDMI
RECEIVER
RXD
DIR_CONTROL
BT_L
BT_R
DIR Q1005
LTAD 47 PCM9211PTR
VINL
LTRD 48
VINR
37
RXIN0
Not Used 35 RXIN1
DIR_MCK 33
RXIN2
OPT1_CDIN 32
RXIN3
31
RXIN4
30
RXIN5
29
RXIN6
28
RXIN7
3
MPIO_A0
4
MPIO_A1
HDMI_SPDIF 5
MPIO_A2
6
MPIO_A3
24.576MHz 39
XTI DIVIDE
40
Not Used XTO
DIVIDE
2
3
BT_CONTROL
87
VMPU MAIN_MCU
DAC_CS
88
write/Debug Q7009
DAC_RST
P8702 R5F5651CDDFB
75
DSP_IRQ
36 77
BT_RX_MIBO DSP_CS
82
37
DSP_BSY
BT_TX_MOBI
83
85
BT_WAKE DSP_RST
39
BT_RST
84
DIR_CS
41 VM_RDY 51 94
VM_RDY DIR_INT0
42 56 95
VM_MOVI
VM_MOVI DIR_RST
43 55
VM_CLK
VM_CLK
44 54 78
VM_MIVO
VM_MIVO DIG_SDO
45 52 79
LOADER_RDY
VM_LD_RDY DIG_SDI
10 VM_RST 53 80
VM_RST DIG_CLK
64 124 98
HDMI_MRQ DSDSW
SPIFDSP_MIFO 109
69 SPIFDSP_MOFI 110
SPIFOSD_MIFO
68 111
SPIFOSD_MOFI SPIFDSP_CLK
71 108
SPIFOSD_CLK SPIFDSP_CS
70
SPIFOSD_CS
F/W_MAIN_UPG
P7051A
AUDIO_BSW
CH1ABCLK 37 ADSP2_BCK_DSD_04
CH1ALRCLK 36 ADSP2_LRCK
CH1ASD0 35 ADSP2_SD0
Q8115
LCX125
ADSP2_BCK_DSD_04
DSDR0H
CH0AMCLK 129 HDMI_MCK
CH0ABCLK 131 HDMI_BCK (DCLKH)
CH0ALRCLK 132 HDMI_LRCK (DSDL2)
CH0ASD0 136 HDMI_SDO (FLR)
CH0ASD1 135 HDMI_CSW_DSD_01
(DSDR1)
CH0ASD2 134 HDMI_SLR_DSD_02
(DSDL1)
CH0ASD3 133 HDMI_SBLR_DSD_03
(DSDR2)
HDMI_SPDIF
SCKO 20 DIR_MCK
BCK 19 DIR_BCK_DSDCLK
LRCK 18 DIRLRCK_DSD_05
DOUT 17 DIRSD0_DSD_00
MPIO_C0 7
MPIO_C1 8
MPIO_C2 9
MPIO_C3 10
MPIO_B0 11 HDMI_MCK
MPIO_B1 12 HDMI_BCK
MPIO_B2 13 HDMI_LRCK
MPIO_B3 14 HDMI_SDO
MPO0 15
Not Used
MPO1 16 ADSP_MCK
24.576MHz
3
4 5
Schematic Diagrams
DSP_Flash_SPI
DAC_CONTROL
DSP_CONTROL
Flash-ROM
Q3401
GD25Q64CSIGR
3
4
6
7
8
DSP
Q3404
CS49844A-CQZ
Not Used Not Used
24.576MHz
ADSP_MCK
ADSP1_BCK
ADSP1_LRCK
ADSP1_SD0
ADSP1_SD1
ADSP1_SD2
ADSP1_SD3
Q1001
7WH157
DSDSW
(DSD)
Q1007
4040
1/64
TX-SR292BT/SR393/SR494, HT-R398/R495
4 5
6
F/W
SPI_Flash-UPG
P3610
EE_CS0
WT_CTL
SCP2_MISO
SCP2_CLK
SCP2_MOSI
X3401
24.576MHz
DAC
Q1004
AK4458
R1023 1 DACFL
MCLK
R1012 2 DACFR
BICK/DCLK
R1011 3 DACCT
LRCK/DSDL1
R1013 4 DACSW
SDTI1/DSDR1
R1014 5 DACSL
SDTI2
R1015 6 DACSR
SDTI3
R1016 7 DACSBL
SDTI4
DACSBR
6
E
D
C
B
A