Onkyo TX-NR545 Service Manual page 56

1
NET/USB Power section
MODEL NO.TX-NR545/646/747,DTR-20.7/30.7/40.7
BAPRC-1760 (5/8)
D
NET_PON
NET_PON
ARM_NIMO
ARM_NOMI
ARM_CLK
APOWER
TP86
GNDD GNDDG
TP87
232TXD TXD R3139
100
NC
TP89
VDD VDD_MPU3.3V
NC
TP91
R3144
232RXD RXD
100
NC
TP92 R3147
RESET RST
0
C
NM
Q3106
1 VOUT 5
VIN
2
VSS
3 NC 4
ON/OFF
S-1333A33-M5T1U3
NM
B Q3107
+5.2VHD 1 VOUT 5
VIN
2
VSS
3 NC 4
ON/OFF
S-1333A33-M5T1U3
GNDDG
NM
R3177
NET_PON
C3125
2.2k
105K
NM
D3101
DA2J10100
NM
C3104
NM
S-13A1A12-U5T1U3
L3120 NM
VIN SSC 3
4
GND 2
VOUT ON/OFF 1
5
Q3109
NM
C3180
104K
A
NET_PON
1
2
R3115 or R3116
R3111 or R3112
R3109 or R3110
R3107 or R3108
SPI0_SOMI must be Hi-Z when booting DA830 ARM_NIMO
ARM_NOMI
SPI0_CLK must be Hi-Z when booting DA830 ARM_CLK
I2C address
RST='0':0x20, '1':0x22
I2C0_SDA
UART1_TXD
I2C0_SCL
VDD_MPU3.3V
Q3105
1 Vcc 8
Vss
2 nRESET 7
UART1_RXD SDA
3 SCL 6
NC1
4 NC3 5
ARM_RST NC2
MFI337S3959
VDD_USB3.3V
+3.3VNET
+3.3V
R3207
VDD_USB3.3V
0
BLM15PX121SN1D
L3146
R3209
0
TP30
RampUpTime
> 330uSec
L3107
VDD_ARMIO33
C3126
BLM15PX121SN1D 106K B16
+3.3V
C3121 C3137
105K E12
105K E9
105K C3127
E8
C3128
E5
105K F12
F11
GNDDG
C3129
F5
G12
105K
G5
C3131
K12
K5
105K
L12
C3133
L11
105K L5
M12
C3136 M9
105K M8
M5
C3138
105K R16
105K R1
C3140
C3155
106K
16V
VDD_CORE1.3V
RampUpTime
C3156 F6
> 120uSec
105K G11
TP39
C3157 G10
L3109 +1.3V
105K G7
VDD_1.3V VDD_CORE1.3V
BLM15PX121SN1D G6
H11
C3158
H10
105K H6
H7
GNDDG H12
C3159
J12
105K J11
J10
J7
C3160
J6
105K K11
K10
K7
C3161
K6
L6
105K
2
3
SCHEMATIC DIAGRAM (PART-10) NET/USB POWER SECTION
for Debugging
Boot Opt.
NAND
BOOT7 L
BOOT1 H
BOOT2
BOOT0 H
BOOT5 BOOT3 H
BOOT2 H
BOOT6
BOOT3 is always pulled up.
BOOT7
R3124 R6
330
SPI0_SOMI0/BOOT0
P6
R3125 47
SPI0_SIMO0/BOOT1
R3126 47 T5
SPI0_CLK/BOOT2
N4
R3127 47
SPI0_SCS/BOOT4
R3130 47 P5
SPI1_SOMI0/BOOT5
N5
R3131 47
SPI1_SIMO0/BOOT6
R3133 47 T6
SPI1_CLK/BOOT7
R3134 4.7k
R3135 4.7k
R3136 0 R3
I2C0_SDA/BOOT8
R3137 0 P3
I2C0_SCL/BOOT9
10k
R3132
R3234
R4
USB1_OC_DET
UART2_RXD/GPIO5_12
TP3315
47 P4
UART2_TXD/GPIO5_13
R3143 3.9k
R3145 3.9k
C6
R3146 39
UART1_RXD
R3148 39 D6
UART1_TXD
R3169
A4
RMII_50MHz 22
RMII_MHZ_50_CLK/BOOT11
R3154 39
B8
RMII_TXD0
RMII_TXD0
RMII_TXD1 R3155 39 C8
RMII_TXD1
R3156 39
RMII_TXEN D8
RMII_TXEN
A7
RMII_CRSDV R3157 0
RMII_CRS_DV
RMII_RXD0 B7
RMII_RXD0
C7
RMII_RXD1
RMII_RXD1
D7
RMII_RXER
RMII_RXER
R3162 39 A6
Q3001 MDIO_CLK
MDIO_CLK
VSS32 A16 B6
MDIO_D
DVDD1 MDIO_D
VSS31 A15 R3163 22
DVDD2
VSS30 A2
D830K013DZKB400
DVDD3
VSS29 A1
DVDD4
VSS28 B2
GNDDG
DVDD5
VSS27 E11
105K
DVDD6
VSS26 E10 C3122
DVDD7
VSS25 E7
MDIO_D
DVDD8
VSS24 E6 MDIO_CLK
DVDD9
VSS23 F10 C3130
DVDD10
VSS22 F9 226M 6.3V
DVDD11
VSS21 F8
DVDD12 R3164
VDD_MPU3.3V
VSS20 G9
DVDD13
4.7k
RMII_RXD1
VSS19 G8
DVDD14
RMII_RXD0
VSS18 H9
DVDD15
VSS17 H8
DVDD16
R3200
VSS16 J9
DVDD17
68
VSS15 J8
DVDD18
VSS14 K9 4.7k
DVDD19
R3182
VSS13 K8
DVDD20
VSS12 L10
DVDD21 C3139
VSS11 L9
R3181
NM
RMII_CRSDV 104K
VSS10 L8
R3150
RMII_50MHz 47
VSS9 L7
68 R3183 47
RMII_RXER
VSS8 M11
R3184 47
ETH_INT
VSS7 M10
VSS6 M7
CVDD1
RMII_TXEN
VSS5 M6
CVDD2
RMII_TXD0
VSS4 T16
CVDD3
VSS3 T15
CVDD4
VSS2 T2
CVDD5
VSS1 T1
CVDD6
CVDD7
GNDDG
CVDD8
CVDD9
RMII_TXD1
CVDD10
CVDD11
CVDD12
CVDD13
CVDD14
CVDD15
CVDD16
CVDD17
CVDD18
CVDD19
CVDD20
D830K013DZKB400
3
4 5
Schematic Diagram
UART1 SPI0
+5.2VHD
H L KRA302E
*Q3100
H L
H H
H H
L H
Q3001
differencial impeadance = 90ohm
USB0_DM G4
USB0_D-
USB0_DP F4
USB0_D+
*L3101
EXC24CH900U
+3.3VNET
1k
*R3122
USB0_VBUS D3
R3101
TP82
*R3129
USB0_DRVVBUS E4 NM 10k
USB0_VBUSEN
47
USB0_ID D2
TP83
+3.3V
BLM15PX121SN1D
USB0_VDDA33 H5 L3103
VCC_0USB3.3V
C3107
C3142
USB0_VSSA33 H4
L3104
USB0_VDDA18 E3 VCC_0USB1.8V
BLM15PX121SN1D
USB0_VDDA12 C3
+1.8V
USB0_VSSA F3
+3.3V
USB1_VDDA33 C1 VCC_1USB3.3V L3105
BLM15PX121SN1D
USB1_VDDA18 C2 VCC_1USB1.8V L3106 +1.8V
BLM15PX121SN1D
USB1_DM B3 USB_FS_D-
USB1_DP A3 USB_FS_D+
differencial impeadance = 90ohm
EXC24CH900U
+5.2V
+3.3VNET
+3.3VNET
L3108
BLM15PX121SN1D
R3173 39
R3174 39
R3175 4.7k
TX+,TX- / RX+,RX- Pair's differencial impeadance= 100ohm
NM
X3110
C3172
25MHz
NM NM
R3176 C3173
VDDIO XO 8
17
TX+
RXDV/CONFIG2 TXP 7
18 TX-
RXC/B-CAST_OFF TXM 6
19 RX+ L3145
RXER/ISO RXP 5
20
RX-
INTRP/NAND_Tree# RXM 4
C3143 104K
TP95 21
DLP2ADN900HL4L
TXC VDDA_3.3
22 ePad 3 C3144 104K
TXEN VDD_1.2
23 2
TXD0 GND 1
C3145
24
NM
33 225K 10V
Q3108
KSZ8081RNBCA C3181
226M
C3163
L3110 6.3V
BLM15PX121SN1D
+3.3V
TP118
R3199
1k
MMPU
ARM_RST
ETH_INT
ARM
4 5
6
Expect D4
GNDSH
NM
TP88
C3100 102K
*R3123 0
TP79
USBDP0 TP97
USBDM0 TP98
*L3102
VDD_VBUS0_3.3V TP80
BLM15PX181SN1D
*Q3120
5 VOUT 1
VIN
GND 2
OC 3
4
EN
FP6861C-B1AS5CT
VDD_USB3.3V
105K +3.3VHD
105K
MMPU
R3138 NET_PON
NET_PON
1k
C3171
NM
Q3104
103K
1 IO2 5
VCC
GNDSH
NM
2
NC
R3141
3 GND 4
IO1
0
6
TPD2E001DRLR
L3114
4
GND1
BLM15PX121SN1D
4 3 USBDM1 3
D+
1 2 USBDP1 2
D-
Max 1A L3111 1
L3112
+V
BLM15PX121SN1D 5
P3100
Q3121 UJA01SB4020-72R
5 VOUT 1
VIN
GND 2
4 OC 3
EN
FP6861C-B1AS5CT
MMPU
TP115
USB1_OC_DET
NM TP116
R3238 M2_PON
M2_PON
R3211 47
HDMI_PON
HDMI_PON
TD+ 3 1:1
C1
GNDDG
TCT 2
C2
TD- 4
C4
RD+ 5 1:1
C5
RCT 7
C3
RD- 6
C6
GND1 1
C7
2kV/1000pF 75
GND2 8
C8
GND3 9 GND4 10
P3104
29-01000PH53-1
GNDSH
6
D
C
B
A