Onkyo HT-R495 Service Manual

Block Diagrams (Dgital Audio & Control)
Schematic Diagrams
TX-SR292BT/SR393/SR494, HT-R398/R495
1
A
B
C
D
E
2 3 4 5 6
1 2 3 4 5 6
A
B
C
D
E
DACSBR
DACSBL
DACSL
DACFR
DACSR
DACSW
DACFL
DACCT
HDMI_LRCK
HDMI_LRCK
HDMI_MCK
HDMI_MCK
HDMI_BCK
HDMI_BCK
HDMI_SDO
HDMI_SDO
DIR_LRCK2DIRLRCK_DSD_05
DIRLRCK_DSD_05
DIRLRCK_DSD_05DIRLRCK_DSD_05
24.576MHz
24.576MHz
24.576MHz
24.576MHz
ADSP1_SD2
ADSP1_SD2
DIRSD0_DSD_00
DIRSD0_DSD_00
ADSP_MCK
ADSP_MCK
ADSP_MCK
OPT1_CDIN
DIR_MCK
DIR_MCK
HDMI_SPDIF
HDMI_SPDIF
ADSP2_LRCK
ADSP2_SD0
ADSP1_BCK
ADSP1_BCK
ADSP1_LRCK
ADSP1_LRCK
ADSP1_SD0
ADSP1_SD0
DIR_BCK_DSDCLK
DIR_BCK_DSDCLK
DIR_BCK_DSDCLK
ADSP1_SD1
ADSP1_SD1
ADSP1_SD3
ADSP1_SD3
ARC
VM_RDY
VM_MOVI
VM_CLK
VM_MIVO
LOADER_RDY
VM_RST
HDMI_MRQ
AUDIO_BSW
ADSP2_BCK_DSD_04
ADSP2_BCK_DSD_04
ADSP2_BCK_DSD_04
HDMI_CSW_DSD_01
HDMI_CSW_DSD_01
HDMI_SLR_DSD_02
HDMI_SLR_DSD_02
HDMI_SBLR_DSD_03
HDMI_SBLR_DSD_03
DSDSW
LTRD
LTAD
COAX1_IN
BT_L
BT_R
BT_L
BT_R
R1013
R1012
R1011
MPIO_A3
6
CH0ASD0
136
MCLK
1
SDTI2
5
VINL
47
MPIO_A0
3
LRCK/DSDL1
3
MPIO_A1
4
35
RXIN1
BCK
19
MPIO_B3
14
CH0ASD1
135
VINR
48
RXIN5
30
MPIO_B2
13
MPIO_C3
10
DAI1_D5
16
RXIN4
31
MPIO_A2
5
BICK/DCLK
2
DAI1_LRCLK1
27
DAO1_D1
60
MPIO_B1
12
CH1ABCLK
37
CH1ASD0
35
DAO1_SCLK1
58
DAI1_SCLK1
26
DAI1_D3
18
CH0ASD2
134
CH0AMCLK
129
RXIN7
28
RXIN0
37
DAI1_D4
17
MPO1
16
MPIO_C2
9
CH0ABCLK
131
BT_RST
6
CH0ASD3
133
DAI1_D2
19
DAO1_D0
57
MPIO_C1
8
RXIN6
29
MPIO_B0
11
SDTI1/DSDR1
4
XTO
40
DAO1_MCLK1
56
XTI
39
RXIN2
33
LRCK
18
MPIO_C0
7
SDTI4
7
DAO1_D2
61
CH1ALRCLK
36
SCKO
20
DAI1_D0
23
DAO1_LRCK1
59
DOUT
17
DAI1_D1
22
RXIN3
32
DAO1_D3
62
CH0ALRCLK
132
XTAL_OUT
49
SDTI3
6
BT_WAKE
3
BT_L
4
BT_R
5
BT_RX
1
BT_TX
2
MPO0
15
DAO3_D0
109
DAO3_LRCK1
116
DAO3_SCLK1
117
DAO3_D3
108
DAO3_D1
85
DAO3_D7
73
DAO3_D4
115
DAO3_MCLK1
118
DAO3_D2
86
DAO3_D6
88
DAO3_D5
87
DAO1_D7
72
DAO1_D6
71
DAO1_D5
64
DAO1_D4
63
R1023
R1014
R1015
R1016
MN787_NIRQ0
27
MN787_NOSDIRQ
28
MN787_RST
26
MN787_SCL0
34
MN787_SDA0
33
HDMI_MRQ
124
MN787_MIVO
30
MN787_SCK
31
MN787_MOVI
29
MN787_CS
24
788SPI_CS
128
788SPI_HIFO
127
788SPI_HOFI
125
788SPI_SCK
124
R8149
R8148
R8146
R8145
R8158
R8159
R8160
R8157
MN787_NIRQ0
68
MN787_NOSDIRQ
12
MN787_RST
115
MN787_SCL0
114
MN787_SDA0
116
HDMI_MRQ
13
BT_WAKE
85
BT_RX_MIBO
36
BT_TX_MOBI
37
BT_RST
39
VM_RDY
51
MAIN_RDY
41
VM_LD_RDY
52
VM_RST
53
VM_MIVO
54
VM_CLK
55
MAIN_SDMOVI
42
MAIN_CLK
43
MAIN_SDMIVO
44
LOADER_RDY
45
VM_MOVI
56
DBG_RST
10
DSP_IRQ
75
DSP_CS
77
DIG_SDO
78
DIG_SDI
79
DIG_CLK
80
DAC_RST
88
AUDIO_BSW
64
DIR_CS
84
DSP_BSY
82
DSP_RST
83
DAC_CS
87
DIR_INT0
94
DIR_RST
95
DSDSW
98
ADCL
ADCR
SPIFOSD_MIFO
69
SPIFOSD_CLK
71
SPIFOSD_MOFI
68
SPIFOSD_CS
70
78XMEM_FI
8
78XMEM_FO
6
78XMEM_CLK
7
78XMEM_CS
3
EE_CS0
3
SCP2_MISO
6
WT_CTL
4
SCP2_CLK
7
SCP2_MOSI
8
SPIFDSP_CS
108
SPIFDSP_MOFI
110
SPIFDSP_CLK
111
SPIFDSP_MIFO
109
SCP2_MOSI
38
EE_CS0
15
SCP2_MISO
37
WT_CTL/RESET
SCP2_CLK
39
24.576MHz
BT_L
BT_R
ADC
HDMI IN1
HDMI IN2
DIR
MPIO_C
DIVIDE
DIVIDE
TMDS_RX
RXD
RXC
RXB
HDMI
RECEIVER
RXA
RECEIVER
HDMI Tranceiver
HDMI
Q1004
AK4458
DAC
MN864788A
OPT1
COAX1
TXA
CS49844A-CQZ
Q1005
1/64
4040
MAIN OUT
DIR
HDMI IN3
MPIO_B
MAIN OUT
PCM9211PTR
HDMI IN4
JS-BTMA2F76S-1
BT Module
Q1001
7WH157
Q1007
(DSD)
Q3404
BAPRC-2695
BAAF-2690
DSD4
(DCLKH)
(FLR)
(DSDL1)
(DSDR1)
(DSDR2)
(DSDL2)
DSDR0H
DSDL0H DSDL0A
DSD5
Q8000
TMDS_TX
ASP
DSD_CLK DSD0 DSD1 DSD_LRCK
DSD2
DSD3
Q8115
LCX125
BAETC-2696
DSP/DAC/DIR/SYSTEM_CONTROL
Bluetooth
Not Used
Not Used
XTAL_OUT
Not Used
Not Used
Not Used
Not Used
Not Used
DSP
Q8701
VIDEO_MCU
R5F56519ADFP
Q7009
MAIN_MCU
R5F5651CDDFB
BT_CONTROL
BT_CONTROL
DAC_CONTROL
DSP_CONTROL
DIR_CONTROL
DIR_CONTROL
DAC_CONTROL
DSP_CONTROL
COMMON
MN864788A_FLASH_SPI
MN864788A_CONTROL
Q4001
ASP
BD34701KS2
Flash-ROM
GD25Q127CSIGR
Q8101
SPI_Flash-UPG
P8104
F/W
Flash-ROM
GD25Q64CSIGR
Q3401
P3610
F/W
SPI_Flash-UPG
F/W_MAIN_UPG
P7051A
VMPU
P8702
write/Debug
X3401
DSP_Flash_SPI
MN864788A_FLASH_SPI
MN864788A_FLASH_SPI
BT_Audio

Onkyo HT-R495 Specifications

General

Brand	Onkyo
Model	HT-R495
Category	Stereo Receiver
Language	English