Power Supply - Onkyo TX-NR838 Service Manual

A B
SCHEMATIC DIAGRAMS-13
PRC(VMPU/ PS) SECTION
1
MODEL NO.TX-NR636/NR737/NR838/DTR-30.6/40.6/50.6/HT-RC660
BAPRC-1564 (2/11)
U0080(2/11)
2
3
ETM_DATA0
ETM_DATA1
ETM_DATA2
ETM_DATA3
GNDDG
+3.3V_VMPU
SWD_DATA
DBG_RST
SWD_CLK
DBG_RST VM_RST
ETM_CLK
SF_3 3V
GNDDG
TP99
DBG_TXD
TP100
ETM_DATA0
TP104
+3 3V_VMPU
4
TP101
SWD_CLK
9679_SDA
TP105
DBG_RXD
9679_SCL
TP102
SWD_DATA
9679_RST
TP106
DBG_RST
9679_INT
TP103
9678_SDA
9678_SCL
9678_RST
HMSW_RST HMSW_RST
3:R7
HDMICLK
HDMICLK
3:R7
HDMISDI
HDMISDI
3:R7
HDMISDO
HDMISDO
3:R7
5
SPICS
SPICS
3:R7
Z2DAC_EN
Z2DAC_EN
G7;3:M4
957X_INT
957X_INT
3:R6
957X SCL
957X_SCL
3:R6
957X SDA
957X_SDA
3:R6
GNDDG
POFF2
POFF2
1:M6
VM_RST
VM_RST
1:M5
VM_RDY
VM_RDY
1:M5
VM_CLK
VM_CLK
1:M5
VM_MOSI
VM_MOSI
1:M5
VM_MISO
VM_MISO
1:M5
HDMIZ2MUT
HDMIZ2MUT
1:C9
AUX V
AUX_V
1:M6
6 GNDV_AUX
GNDV_AUX
1:M6
KYT_FHOLD
KYT_FHOLD
5:Q6
KYT_UPD
KYT_UPD
5:Q5
KYT_RDY
KYT_RDY
5:Q5
KYT_REQ
KYT_REQ
5:Q5
KYT_INT
KYT_INT
5:Q5
KYT_SCK
KYT_SCK
5:Q6
KYT_CS
KYT_CS
5:Q6
KYT_LOCK
KYT_LOCK
5:Q5
KYT_SDA
KYT_SDA
5:Q6
KYT_CLK
KYT_CLK
5:Q6
KYT_RST
KYT_RST 9678_INT
5:Q5
9678_RST
7
KYT_SDI
KYT_SDI
5:Q5
KYT_SDO
KYT_SDO
5:Q5
DSP_SDO
DSP_SDO
5:Q6
DSP_SCK
DSP_SCK
5:Q6
DSP_SDI
DSP_SDI
5:Q6
DSP_CS 9679_INT
DSP_CS
5:Q6
9679_RST
957X1 RST
957X1_RST
3:R6
RX_SDA
RX_SDA
4:F11
RX_SCL
RX_SCL
4:F11
DEC_RST
DEC_RST
4:F11
DEC_PDN
DEC_PDN
4:F11
HMSW_SDA
HMSW_SDA
4:E11
HMSW SCL
HMSW_SCL
4:E11
8
TX-NR636/737/838/ DTR-30.6/40.6/50.6/ HT-RC660
C D
8.00MHz
X8701
CSTCE8M00G55-R0
D8701
DA2J10100 C8705 R8701
Q7017 105K 10k 1
AVSS
PG7/INT7/WDTOUTn
KRC104S C8702 2
VREFH
104K 3 PG5/SCL2/TB9IN1 73
RESETn
R8702
4 PG4/SDA2/TB9IN0 72
MODE
0 5
KYT_SDA PL0/SDA0/TB0OUT
6
KYT_CLK PL1/SCL0/TB1OUT
NM 7 PG1/SCL1/TB7IN1 69
KYT_RST PL2/SCK0/TB2OUT
10k
R8728 8 PG0/SDA1/TB7IN0 68
KYT_FHOLD PL3/INT0/TB3OUT
R8776
47 9
PL4/TXD1/TB4OUT
R8777
47 10
PL5/RXD1/TB5OUT
R8732 2.2k 11
PL6/SCLK1/TB6OUT/CTS1n Q8701
12 PF1/TRACEDATA0/SWV 64
PL7/INT1/TB7OUT
13
DVSS1
R8772 47 14 TMPM361F10FG
PM0/SCLK2/TB1IN0/CTS2n
R8773 47 15
PM1/TXD2/TB1IN1
R8734 2.2k 16
PM2/RXD2/ALARMn
17
9678_INT NM PM3/INT2/TB3OUT
R8737 2.2k 18
KYT_SCK PM4/SCLK3/CTS3n
19 PE6/A23/SCLK0/CTS0n 57
KYT_SDO PM5/TXD3
R8738 2.2k 20
KYT_SDI PM6/RXD3
21
KYT_CS NM PM7/INT3
R8707 10k 22
DBG_TXD PN0/TXD4
R8725 10k 23
DBG_RXD PN1/RXD4
24
HMSW_RST R8747 22 PN2/SCLK4/TB2IN0/CTS4n
25
PN3/INT4/TB2IN1/RMIN0
TP888
+3.3VHDR
L8701
BLM15PX181SN1D
+3.3V_VMPU
L8702
BLM15PX181SN1D
+3 3V_VMPU
TP880
GNDDG
GNDDG
+3.3VHDR
C8741
9678_INT 104K
11:L10
9678_RST
11:L10
GNDDG
9678_SCL
9678_SCL
11:J6
9678_SDA
9678_SDA
11:J6
9679_INT
11:H7
9679_RST
11:H7
9679_SCL
9679_SCL
11:E2
9679_SDA
9679_SDA
11:E2
E F
SCHEMATIC DIAGRAM (PART-15) VMPU/POWER SUPPLY SECTION
HD-BASET
*P8701A
NSCT-21P2484
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
TP136
TP137
TP138
+3.3VDG
R8769
47x4
75 9679MEM CS
11:H2
PG6/SCK2/CS3n 74 9679MEM CLK
11:H2
9679MEM SIMO
11:H2
R8724 9679MEM SOMI
+5.2VHD
11:H2
PG3/INT6/CS1n 71 47k
957X_INT
NM
PG2/SCK1/CS0n 70 R8919 47k TP107
957X_RST
R8717 2.2k
957X_SCL
R8716 2.2k
TP22
957X_SDA
TP23
PF4/TRACEDATA3 67 ETM_DATA3
PF3/TRACEDATA2 66 ETM_DATA2
PF2/TRACEDATA1 65
ETM_DATA1
ETM_DATA0
PF0/TRACECLK 63
ETM_CLK
SWCLK 62
SWD_CLK
SWDIO 61
SWD_DATA
DVSS3 60
DVDD3B2 59 C8706
PE7/INT5/SCOUT 58 104K MHL_CBUS
NM MHL_CBUS
L3
R8709 10k TP9
VM_CLK
PE5/A22/RXD0 56
R8713 0 VM_MOSI
PE4/A21/TXD0 55
R8712 0 VM_MISO
PE3/A20/TB6IN1 54
VM_RDY
R8742
PE2/A19/TB6IN0 53
VS100TX_RESET_N +3.3VHD
PE1/A18/TB5IN1 52 KYT_UPD2
10k
PE0/A17/TB5IN0 51
KYT_UPD
TP882
957X_RST
Q8702 Q8702 Q8703 Q8703
1 1
4 4
5 2 5 2
3 6 3 6
UM6K1N UM6K1N UM6K1N UM6K1N
+1.8VHD
+3.3VHDR
TP885
TPS22924CYZPR
Q8952
A1
+3 3VHDR VIN1
VOUT1 A2
B1 VIN2 B2
VOUT2
C1 ON C2 TP883
GND
Q8953
KRC104S
+1.8VHDR
TP886
TPS22924CYZPR
Q8942
A1
VIN1
VOUT1 A2
B1 VIN2 B2
VOUT2
C1 ON C2
GND
Q8943
KRC104S
+1.3VHD
+1.3VHDR
TP887 TP884
TPS22924CYZPR
Q8932
A1
VOUT1 A2 VIN1
B1 VIN2 B2
VOUT2
C1 ON C2
GND
Q8933
KRC105S
TX-NR636/737/838/ DTR-30.6/40.6/50.6/ HT-RC660
G H

POWER SUPPLY

+3.3S
D8902 R8906
DA2J10100 2.7k
Q3113
Q3115
KRC104S
KRC104S D8903 R8911
DA2J10100 6.8k
+12V_MHL
RN2401(TE85L_F)
R8980
0 Q8980
Q8981
KRC104S
R8961
100k
Q8911
KRC104S
L8963
TP881
BLM21PG221SN1
L8962
1264EY-100M=P3
L8964
BLM21PG221SN1 L8961
BLM21PG221SN1
R8951
1k
L8953
BLM21PG221SN1
L8952
1264EY-100M=P3
L8954
BLM21PG221SN1 L8951
BLM21PG221SN1
R8941
1k
L8943
BLM21PG221SN1
L8942
1264EY-100M=P3
L8944
BLM21PG221SN1
L8941
BLM21PG221SN1
GNDDG
R8931
1k
L8933
BLM21PG221SN1
L8932
L8934 1264EY-100M=P3
L8931
BLM21PG221SN1
BLM21PG221SN1
I J K
R8982
1.8k TP10
TP8
D8963
RB050M-30GTR
+12VSTB +12V
SPRLZ2
1:C7
SPRLFH TP704
1:C7
D8962 SPRLSB TP703
1:C7
TP702
RB050M-30GTR
GNDDG
SPRLF
1:C8
SPRLCS TP700
GNDDG
1:C8
HPDET TP701
1:C7;1:M5;6:M3
TP705
to P801A
U0050
Q8711
L8710
BLM15PX181SN1D INA5001AP1-T111
R8756
1.2k
R8753
Q8710
2SC2712-GR
4.7k
R8757
1.8k
GNDDG