Power Section - Onkyo TX-RZ830 Service Manual

1

POWER SECTION

+12VSTB
D8968 DZ2J062M0L
E
DA2J10100 D8969
+12VSTB
POFF2
PON_SMPS
PON_M
WR_MODE1
D
C
D8900
CUS357
B
GNDDG
A
1
2
+5.0S
+5.0S
+5.2V
47k
R8985
KRC404E
Q8902
L8963
NM
L8962
L8964
1255AS-100M
NM
C8968
L5:ECHU-50V101J
Q8952
+3.3V
R8958
2SC2712-GR Other:226M 6.3V NM
47k
L8954
BLM21PG221SN1
L8952
L8953
1255AS-100M
BLM21PG221SN1
PON_HDMI
D8942
DA2J10100
PON_NET
R8930/R8931/R8937/R8944/R8946/R8947/R8951
Pmodel:mount
D8943 Omodel:NM
DA2J10100
NM NM NM NM
*R8951 R8907 R8911 R8915 R8917 R8927
DSP1
DAC 787
788A DSP2
0 0 C3472 0 0 0
1608 2125 3216 1608 3216
R8950 R8909 R8912 R8916 R8918 R8928
DAC DSP2 787 788A DSP2
0 NM 0 NM 0 NM 0 NM 0 NM
1608 3216 1608 3216
3216
R8948 R8908 R8913 R8921 R8919 R8929
DSP2
DAC DSP2 787 DSP2
0 NM 0 0 NM 0 NM 0 NM
NM
1608 2125 3216 2125 3216
R8914 *R8937 R8920 *R8930
*R8947 R8910
HDMI
DSP2
DAC WiFi 787
MO
0 NM 0 0 NM
0 0 NM
3216 3216 3216
1608 2125
R8942 R8943 *R8944 *R8931
Z2DAC
*R8946 R8945
DAC Z2DAC
DAC Z2DIR
0
0 NM 0 NM
0 0 NM
1608 1608 3216
1608 1608
2
3
D7006 CUS357
Q7018
+3.3S
1 5
IN
OUT
2
GND
3 4
EN NC
TLV74333PDBVR
3.3VTU
+3.3VTU
2SA1162-GR TLV74333PDBVR
+3.3VDIS
Q8004 Q7027
+3.3S
1 5
IN
OUT
2
GND
3 4
EN NC
GNDSH
Q8005
C8026:Pionner;Mount
KRC404E
:ONKYO:NM
PON_TU
PON_DIS
5V_CTRL
DA2J10100
+5.0V_VD
D8907
+5V_VD
L8965
Q8907
1 5 BLM15PX181SN1D
VIN VOUT
2
VSS
3 4
CE NC
5V_CTRL
MM3464A50NRE
Hi:5.2V
Lo:3.6V
PON_M2
+5.2VDC
DA2J10100 +5.0VHT
D8909
Q8965
1 5
VIN
VOUT
2
VSS
3 NC 4
CE
MM3464A50NRE
PON_eARC
+3.3VDSP
NM
D8967
Q8967
5 VOUT 1
VIN
GND 2
4 OC 3
EN
+3.3VDC
FP6861C-E1AS5CTR
PON_M2
PON_M2
PON_HDMI
D8901 CUS357
TP882
TPS22925CYPHR +3.3VHT
NM
Q8946
R8905
A2 A1
VIN VOUT
B2 B1
VIN
VOUT
C2 C1
ON GND
NM
R8902
PON_HDMI
Q8901 0
1 6
CE DELAY
2 5
VIN VOUT
+3.3VHT
3 4
VBIAS GND
NM
R5541K001D
DSP2
0
3216
+3.3VNET
DSP2 Q8900
0 NM FP6861C-E1AS5CTR
3216 5 VOUT 1
VIN
DIS R8901 GND 2
1k
FFC 4 3
0 NM EN
OC
3216
DSP1
0
3216
DSP1
0
3216
3
4 5
Schematic Diagrams
BAPRC-2605 (12/12)
PON_eARC
PON_eARC VMPU SECT.
5V_CTRL
5V_CTRL
POFF2 L1_100+
POFF2
PON_SMPS
PON_SMPS
PON_M L1_100-
PON_M
POFF
POFF
WR_MODE1
WR_MODE1
L1_105+
R1174/R8938
PON_HDMI L1_105-
PON_HDMI
Pmodel:mount
PON_M2
PON_M2
Omodel:NM
PON_NET
*R1174 PON_NET
L1_97+
PON_DIS
0
PON_DIS
GND_TU
PON_TU
PON_TU
*R8938
0
L3_S50
R8940
NM
R8941
NM
L1_90+
PART-35
+5.2VDC
VMPU SECT.
Impedance Coupon land
PART-35
+5.2VDC
NET/USB SECT.
+3.3VNET
+1.86V
R8939
1k
L8934
TP884
L8932 NM
1255AS-100M L8933
NM
+1.1V
R8904
D8902
1k
CUS357
R8903
1k NM
L8924
TP885
L8922 BLM21PG221SN1
1255AS-100M L8923
BLM21PG221SN1
D8900-D8902: To prevent reverse voltage from HDMI TX.
TX-NR787/RZ630/RZ730/RZ830,DRX-3.2/4.2/5.2
4 5
6
L6_100+
L6_100-
L6_105+
L6_105-
L6_97+
L1_97- L6_97-
L1_S50
L6_S50
GND_CP
L1_90-
+5.0VHT
+3.3VHT
+1.1VHT
+1.8VDSP
+3.3VDSP
+1.8VDSP
+1.1VHT
6
E
D
C
B
A