Onkyo TX-8050S Service Manual page 16

A B
SCHEMATIC DIAGRAM - 12 (SD - 12)
DSP-2 SECTION
1 BADSP-0701
DIGSDI
DIGSDO
DIGCLK
ARM_SOMI
ARM_SIMO
ARM_CLK
1
APOWER
TP86
2 GND_ARM
GNDD
R3139
3 TP87 UART1_TXD
232TXD
4
100
NC
TP89
5 VDD_IO3.3V
VDD
6
NC
TP91 R3144
7 UART1_RXD
232RXD
8
100
NC
R3147
9 TP92 ARM_RST
RESET
2
0
ACP_RST
ACP_CS
+3.3V
VDD_IO3.3V
+5VDSP
VDD_MPU3.3V
GND_ARM
+5.2V
3
+12VDG
BU33TD3WG-TR
+12V
DIGSDI
DIGSDO
DIGCLK
ARM_SOMI
ARM_SIMO
ARM_CLK
ACP_RST 3 2
ACP_CS Q3113
KRA102S
USB0_OC_DET
ETH_INT
USB1_OC_DET
D3105
UDZS5.1B
USB1_VBUSEN R3206
ETH_RESET 10K
ARM_RST
4
R3185
10K
5
GND_ARM
+3.3V
VDD_CORE1.15V
VDD_IO3.3V
+1.2V
C
for Debugging
R3115 or R3116 BOOT2
R3111 or R3112 BOOT5
R3109 or R3110 BOOT6
R3107 or R3108 BOOT7
SPI0_SOMI must be Hi-Z when booting DA830
SPI0_CLK must be Hi-Z when booting DA830
SPI0_SCS
TP81
SPI1_SOMI must be Hi-Z when booting DA830
SPI1_SIMO must be Hi-Z when booting DA830
SPI1_CLK must be Hi-Z when booting DA830
R3134 10K
R3135 10K
I2C0_SDA
R3136 0
TP84
I2C0_SCL R3137 0
TP85
R3138 NC
R3140 NC
UART2_RXD
R3141 NC
TP88
UART2_TXD R3142 NC
TP90
R3143 10K
R3145 10K
R3146 39
R3148 39
Q3105
1 15
NC NC
R3104
2 14
MD1/CS MD0/SCLK
3 13
330
NC SDA/SOMI
4 12
RESET SCL/SIMO
5 11
VCC VSS
MFI341S2164
TP107
+3.3V BLM18PG121SN1D VDD_DA8x_3.3V
+3.3V
L3107
1 5 C3126 106K/16
C3121
VIN VOUT
105K
2 C3137 105K B16 A16
VSS DVDD VSS
3 4 C3127 105K E12 A15
CE NC DVDD VSS
E9 A2
DVDD VSS
E8 A1
Q3111
DVDD VSS
C3128 105K E5 B2
DVDD VSS
F12 E11
DVDD VSS
R3211 10K F11 E10
DVDD VSS
C3129 105K F5 E7
DVDD VSS
G12 E6
DVDD VSS
G5 F10
DVDD VSS
C3131 105K K12 F9
DVDD VSS
KTC3875-GR K5 F8
DVDD VSS
Q3112
L12 G9
DVDD VSS
C3133 105K L11 G8
DVDD VSS
L5 H9
DVDD VSS
M12 H8
DVDD VSS
C3136 105K M9 J9
DVDD VSS
Q3109
M8 J8
BD7820
DVDD VSS
M5 K9
DVDD VSS
C3138 105K R16 K8
DVDD VSS
105K R1 L10
C3140
DVDD VSS
L9
VSS
L8
BLM18PG121SN1D
+1.2V VSS
L3109 L7
VDD_1.2V VSS
M11
VSS
C3147
M10
VSS
106K/16
C3146
F6 M7
C3149 105K
105K
CVDD VSS
G11 M6
CVDD VSS
C3153 G10 T16
105K
CVDD VSS
G7 T15
CVDD VSS
G6 T2
CVDD VSS
H11 T1
CVDD VSS
C3155 H10
105K
CVDD
H6
CVDD
H7
CVDD
H12
CVDD
C3157 105K J12
CVDD
J11
CVDD
J10
CVDD
J7
CVDD
C3158 105K J6
CVDD
K11
CVDD
K10
CVDD
K7
CVDD
K6
C3159 105K
CVDD
TP108 L6
CVDD
D E
BU33TD3WG-TR
1
VIN
Boot Opt. NAND UART1 SPI0
2
VSS
BOOT7 L H L
3
CE
BOOT1 H H L
BOOT0 H H H
Q3106
BOOT3 H H H
BOOT2 H L H
BOOT3 is always pulled up.
differencial impeadance = 90ohm
R6 G4 USB0_D-
R3124 330
SPI0_SOMI0/BOOT0 USB0_DM
R3125 47 P6 F4 USB0_D+
SPI0_SIMO0/BOOT1 USB0_DP
R3126 47 T5
SPI0_CLK/BOOT2
R3127 47 N4
SPI0_SCS/BOOT4
D3 R3122 1K
USB0_VBUS
E4 R3129 47 USB0_VBUSEN
USB0_DRVVBUS
R3130 47 P5
SPI1_SOMI0/BOOT5
R3131 47 N5 D2
TP83
SPI1_SIMO0/BOOT6 USB0_ID
T6
R3133 47
SPI1_CLK/BOOT7
H5 VCC_0USB3.3V
USB0_VDDA33
R3 H4
I2C0_SDA/BOOT8 USB0_VSSA33
P3
I2C0_SCL/BOOT9
E3 VCC_0USB1.8V
USB0_VDDA18
USB0_VDDA12
R4 C3
UART2_RXD/GPIO5_12
P4
UART2_TXD/GPIO5_13
F3
USB0_VSSA
C6
UART1_RXD
D6
UART1_TXD
C1 VCC_1USB3.3V
USB1_VDDA33
C2 VCC_1USB1.8V
USB1_VDDA18
RMII_50MHz R3150 68 A4
RMII_MHZ_50_CLK/BOOT11
RMII_TXD0 R3154 39 B8 B3
RMII_TXD0 USB1_DM
RMII_TXD1 C8 A3
R3155 39
RMII_TXD1 USB1_DP
R3102 NC
differencial impeadance = 90ohm
RMII_TXEN R3156 39 D8
RMII_TXEN
R3121 NC
RMII_CRSDV R3157 0 A7
RMII_CRS_DV
RMII_RXD0 B7
RMII_RXD0
RMII_RXD1 C7
RMII_RXD1
RMII_RXER D7
RMII_RXER
MDIO_CLK R3162 39 A6
MDIO_CLK
MDIO_D R3163 22 B6
MDIO_D
+5VDSP
VDD_IO3.3V
GND_ARM C3122
VDD_MPU3.3V
105K
RMII_50MHz
MDIO_D
MDIO_CLK
104K BLM18PG121SN1D
C3175
R3173 39
RMII_RXD1
RMII_RXD0 R3174 39
C3130 106K/16 R3175 4.7K
C3139 105K 17 8
R3181
VDDIO_3.3 KSZ8051RNL XO
47
RMII_CRSDV 18 7
CRSDV/CNFG2 Q3108 TX+
TP94
19 6
R3182 RXC TX-
4.7K
RMII_RXER 20 5
R3183 47
RXER/ISO RX+
PADDLE
ETH_INT 21 4
R3184 47
INTRP RX-
R3186 22 3
TXC VDDA_3.3
TP95
RMII_TXEN NC 23 2
TXEN VDDPLL_1.8
RMII_TXD0 24 1
TXD0 GND
33
RMII_TXD1 L3110
BLM18PG121SN1D
R3194 4.7K
R3193 4.7K
ETH_RESET R3198 NC
ARM_RST R3199 1K
F G
+3.3V
5
VOUT
for HS ESD
TPD2E001DRLR
4
NC
1 5
VCC IO2
2
NC
3 4
IO1 GND
L3101 TP79
0
3 2
4 1
TP80
Q3102
BLM18PG181SN1D
1 8 L3102
GND OUT
L3114
2 7
IN OUT
+5.2V
3 6
IN OUT
4 5
EN /OC
BD82065FVJ
R3105 #0 BLM18PG181SN1D
BLM18PG121SN1D
L3103
C3107 105K
C3161 R3160 USB0_OC_DET
0
#104K
L3104
BLM18PG121SN1D
Q3104
BLM18PG121SN1D
#TPD2E001DRLR
L3105
+1.8V
1 5
L3106 VCC IO2
BLM18PG121SN1D 2
NC
3 4
IO1 GND
USB1_D- 3 2 USB1_DM1
USB1_D+ 4 1 USB1_DP1
L3112 VDD_VBUS1_5V
NC
Q3110
1 8
GND OUT
+5.2V 2 7 L3111
IN OUT
3 6 #BLM18PG181SN1D
IN OUT
4 5
EN /OC
#BD82065FVJ
TP115
R3200 USB1_OC_DET
10K
TP116
R3132 10K USB1_VBUSEN
TX+,TX- / RX+,RX- Pair's differencial impeadance= 100ohm
VCC_ETHA3.3V
+3.3V
Rx
7
TP93
6
TX+ 2 7 TX+_1
TX- 1 8 TX-_1 8
RX+ 4 5 RX+_1 1
Tx
RX- 3 6 RX-_1
C3143 105K 3
DLP2ADN900HL4L
C3144 105K L3145
2
C3145
106K/16
4
102
GND_ARM 5
C3154
P3202
106K/16 C3172 #102K
C3171 #104K
102K
C3170
TX-8050
H
R3123 0 5
GND_USB 4
USB0_DP1 3
USB0_DM1 2
VDD_VBUS0_5V 1
USB2.0
P3203
C3174
#104K
C3173
102K
7
6
5
4
GND
3
D+
2
D-
1
+V
P3103A
#YKF45-0029N
1
2
3
4
P3104
RB1-105B8A1F
SI-60073-F
EJFR0002