Part-10 Power Section - Onkyo TX-RZ820 Service Manual

1

PART-10 POWER SECTION

D8968 DZ2J062M0L
DA2J10100 D8969
+12VSTB
D
WR_MODE1
C
B
D8900
CUS357
PON_HDMI
PON_NET
A
GNDDG
1
2
+5.0S
NM
D7013
Q8975
RBR3MM30ATR
5 VOUT 1
+5.0S
VIN
VSS 2
NM
4 CE 3
NC
XC6701B502PR
Q7024
NM
NM
R8969
+5.0S
47k
NM
NM
R8968
Q8962
+5.2V
2SC2712-GR
47k
47k
R8985
L8963
NM
L8962
L8964
1255AS-100M
Q8952
+3.3V
R8958
2SC2712-GR
47k
L8954
BLM21PG221SN1
L8952
L8953
1255AS-100M
BLM21PG221SN1
D8942
DA2J10100
D8943
DA2J10100
2
3
D7006 CUS357
Q7018
+3.3S
1 VOUT 5
VIN
2
VSS
3 NC 4
ON/OFF
S-1333A33-M5T1U3
3.3VTU
Q8004
+5.0VDIS S-1333A33-M5T1U3
2SA1162-GR Q7027
1 VOUT 5
VIN
2
VSS
3 NC 4
ON/OFF
Q8005
KRC404E
DA2J10100
+5.0V_VD
D8907
+5V_VD
L8965
Q8907
1 VOUT 5 BLM15PX181SN1D
VIN
2
VSS
3 NC 4
CE
MM3464A50NRE
MM3404A50NRE
+5.2VDC
DA2J10100 +5.0VHT
D8909
NM
Q8965
1 VOUT 5
VIN
2
VSS
3 NC 4
CE
MM3464A50NRE
PON_HDMI
+3.3VDSP
NM
D8967
Q8967
5 VOUT 1
VIN
GND 2
4 OC 3
EN
+3.3VDC
FP6861C-E1AS5CTR
PON_M2
PON_HDMI
D8901 CUS357
TP882
TPS22924CYZPR
+3.3VHT
Q8946
A2 A1
VIN VOUT
B2 B1
VIN VOUT
C2 C1
ON GND
+3.3VNET
Q8900
FP6861C-E1AS5CTR
5 1
VOUT
VIN
R8901
2
GND
1k
4 3
EN
OC
3
4 5
Schematic Diagram
POFF
+3.3VTU
POFF
WR_MODE1
PON_HDMI
PON_HDMI
PON_M2
PON_M2
PON_NET
NM
PON_NET
GNDSH
GND_TU ST_PON
ST_PON
R1174 PON_DIS
PON_DIS
GNDSH GND_TU
PON_TU
PON_TU
PON_TU
PON_DIS
PART-35
+5.2VDC
VMPU SECT.
PON_M2
PART-35
+5.2VDC
NET/USB SECT.
+3.3VNET
+1.0V
R8939
1k
L8932
1255AS-100M
R8904 +1.1V
PON_HDMI
1k
R8903
+3.3VHT
1k NM
L8922
1255AS-100M
D8900-D8902: To prevent reverse voltage from HDMI TX.
4 5
6
BAPRC-2409 (11/11)
+5.0VHT
+3.3VHT
+1.1VHT
+1.0VDSP
L8934
TP884
NM
+3.3VDSP
L8933
+1.0VDSP
NM
D8902
CUS357
+1.1VHT
L8924
TP885
BLM21PG221SN1
L8923
BLM21PG221SN1
TX-RZ820
6
D
C
B
A