5
4
3
2
1
6
D
C
A
B
D
C
A
B
5
4
3
2
1
6
TX-RZ820
Schematic Diagram
PART-10 POWER SECTION
ST_PON
PON_TU
PON_M2
PON_HDMI
PON_HDMI
+1.0VDSP
PON_M2
PON_DIS
PON_HDMI
PON_M2
PON_NET
ST_PON
PON_DIS
PON_TU
WR_MODE1
POFF
PON_HDMI
PON_NET
POFF
+1.1VHT
+3.3VDC
+3.3VHT
PON_HDMI
GNDSH
GND_TU
+5.2VDC
+5.0S
+5.0S
R8983
47k
P8900
NM
1
2
R8982
100k
+12VSTB
R8976
1M
NM
+5.0S
Q7018
S-1333A33-M5T1U3
VIN
1
VSS
2
ON/OFF
3
NC 4
VOUT 5
Q8975
XC6701B502PR
NM
VOUT 1
VSS 2
CE 3
NC
4
VIN
5
+3.3S
C7041
NM
106K
C7039
16V
106K
C7038
16V
C8976
NM
106K
C8975
25V
NM
104K
C8026
16V
NM
R8037
1k
R8038
1k
+5.0VDIS
Q7027
S-1333A33-M5T1U3
VIN
1
VSS
2
ON/OFF
3
NC 4
VOUT 5
+3.3VTU
106K
C7029
16V
106K
C7062
16V
C8968
NM
R8965
270k
Q8961
BST
1
VIN
2
LX
3
GND1
4
FB
5
PG
6
SHDN
7
SS
8
9
226M
C8967
6.3V
226M
C8966
6.3V
C8906
NM
106K
C8964
25V
R8964
56k
F1%
BLM21PG221SN1
L8961
L8963
NM
106K
C8963
25V
L8964
NM
R8966
10k
F1%
R8963
10k
+5.2VDC
104K
C8962
16V
C8920
NM
R8962
47k
103K
C8965
50V
103K
C8961
50V
C8958
NM
R8955
120k
F1%
Q8951
FR9888CSPCTR
BST
1
VIN
2
LX
3
GND
4
FB
5
COMP
6
SHDN
7
SS
8
9
226M
C8957
6.3V
226M
C8956
6.3V
226M
C8918
6.3V
106K
C8954
25V
R8954
33k
F1%
BLM21PG221SN1
L8951
BLM21PG221SN1
L8954
106K
C8953
25V
BLM21PG221SN1
L8953
R8956
10k
F1%
R8953
6.8k
+3.3VDC
104K
C8952
16V
TP882
104K
C8917
16V
R8952
47k
103K
C8955
50V
103K
C8951
50V
L8933
NM
R8933
3.3k
106K
C8934
25V
106K
C8933
25V
R8932
47k
L8934
NM
C8938
NM
R8936
10k
F1%
226M
C8936
6.3V
C8905
NM
TP884
103K
C8935
50V
BLM21PG221SN1
L8931
103K
C8931
50V
+1.0VDSP
Q8931
FR9888CSPCTR
BST
1
VIN
2
LX
3
GND
4
FB
5
COMP
6
SHDN
7
SS
8
9
104K
C8932
16V
226M
C8937
6.3V
R8934
2.7k
F1%
R8935
2.2k
F1%
C8904
NM
104K
C8895
16V
R8923
3.3k
R8922
47k
R8926
10k
F1%
TP885
BLM21PG221SN1
L8921
226M
C8926
6.3V
106K
C8924
25V
+1.1VHT
Q8921
FR9888CSPCTR
BST
1
VIN
2
LX
3
GND
4
FB
5
COMP
6
SHDN
7
SS
8
9
BLM21PG221SN1
L8924
BLM21PG221SN1
L8923
103K
C8925
50V
106K
C8923
25V
226M
C8927
6.3V
R8924
6.8K
F1%
103K
C8921
50V
R8925
3.3K
F1%
226M
C8894
6.3V
104K
C8922
16V
C8928
NM
R8968
47k
NM
R8969
47k
NM
R8958
47k
R8949
100k
R8939
1k
105K
C8980
10V
106K
C8981
16V
R8970
NM
+3.3VHT
Q8907
MM3464A50NRE
VIN
1
VSS
2
CE
3
NC 4
VOUT 5
105K
C8907
10V
106K
C8908
16V
Q8965
MM3464A50NRE
VIN
1
VSS
2
CE
3
NC 4
VOUT 5
105K
C8909
10V
226M
C8910
6.3V
R8972
NM
+3.3VNET
226M
C8930
6.3V
106K
C8929
16V
+3.3VDSP
+5.0VHT
+5.0VHT
+3.3VHT
+1.1VHT
+3.3VDSP
+1.0VDSP
GNDDG
+5.2VDC
+5.2VDC
+3.3VNET
Q8967
FP6861C-E1AS5CTR
VOUT 1
GND 2
OC 3
EN
4
VIN
5
106K
C8971
NM
BLM15PX181SN1D
L8965
PON_HDMI
PON_M2
PON_NET
ST_PON
PON_DIS
PON_TU
R8900
4.7k
C8900
NM
R8903
1k NM
103K
C8902
50V
NM
103K
C8903
50V
NM
Q8900
FP6861C-E1AS5CTR
VOUT
1
GND
2
OC
3
EN
4
VIN
5
226M
C8912
6.3V
106K
C8911
16V
WR_MODE1
R8901
1k
P2802B
NPLG-5P918
1
2
3
4
5
+5.0V_VD
102J
C8984
POFF
1255AS-100M
L8932
1255AS-100M
L8962
1255AS-100M
L8922
1255AS-100M
L8952
R8984
10k
R8985
47k
R8986
NM
R8987
NM
R8989
10k
R1174
NM
GND_TU
226M
C8985
6.3V
226M
C8986
6.3V
226M
C8987
6.3V
Q8952
2SC2712-GR
Q8962
2SC2712-GR
NM
Q7024
NM
Q8005
KRC404E
Q8004
2SA1162-GR
D8942
DA2J10100
D8943
DA2J10100
D8907
DA2J10100
D8909
DA2J10100
D8967
NM
D8963
RBR3MM30ATR
D7013
RBR3MM30ATR
NM
D7012
NM
D7006
CUS357
D8900
CUS357
D8901
CUS357
D8902
CUS357
D8968
DA2J10100
D8969
DZ2J062M0L
Q8946
TPS22924CYZPR
VOUT
A1
VIN
A2
VOUT
B1
VIN
B2
GND
C1
ON
C2
R8904
1k
225K
C8913
10V
GNDSH
for F/W Write
PART-7
BATRM-2023
MMPU SECT.
PART-35
MMPU SECT.
(P2101B)
MMPU SECT.
PART-35
VMPU SECT.
PART-35
NET/USB SECT.
RX1/2/VSP SECT.
PART-35
DSP SECT.
MMPU SECT.
PART-35
D8900-D8902: To prevent reverse voltage from HDMI TX.
BAPRC-2409 (11/11)
+5.2V
+3.3V
+1.1V
+1.0V
MM3404A50NRE
+5V_VD
3.3VTU
