26
VSX-LX52
1
2
3
4
A
B
C
D
E
F
1
2
3
4
4.
8
BLOCK DIAGRAM FOR POWER BLOCK
JA103,JA105
GP1FA
V
51RKBF
IC101
AK411
8
EQ
IC251
K4S641632
N
-LC60
(Sub:HY57
V
641620FTP-6)
IC261
AY
W
7291- /J
IC301
DSPA56720AG
IC
8
00
UPD612
8
3F1-407LU2A-K
IC1000,IC1001
K4H56163
8
J-LCB3
IC1050
AY
W
72
8
7- /J
IC1501
SiI9233ACTU
IC9000,IC9100
SiI9134CTU
(IC9100:
V
SX-23TXH Only)
IC1701
AD
V
71
8
1CBSTZ
IC1
8
00
ABT1015
IC1601
CXB1444R
IC1300
PE700
8
A-K
IC501
AK535
8
AET
IC602,IC652,IC702,IC752
W
M
8
72
8
SEDS
IC521
AK535
8
AET
OPT IO
DIR
SDRAM for
DSP
Flash ROM for
DSP
DSP
EMMA2RL
DDR SDRAM×2 for
EMMA2RL
Flash ROM for
EMMA2RL
HDMI Rx
HDMI Tx
V
ideo Scaler
HDMI Switch
Gate Array
LPF for Analog
V
iode I/O
Audio DAC
(Main)
C
N
1900
5
V
DC-DC
DC-DC
DC-DC
IC1900
V
+5_DDD
TPS54350P
W
P
V
+13
U
N
3.3
V
LDO
IC5
8
1
N
JM2
88
5DL1-33
1.0
V
LDO
IC5
8
2
RP131H101D
3.3
V
LDO
3.3
V
LDO
IC1100
S-1170B33UC-OTS
IC1101
S-1170B33UC-OTS
V
+3R3_EM_
V
V
+3R3_EM_D
V
+1_EM
V
+2R5_EM
1.
8V
1.05
V
LDO
IC1104
MM1701
W
H
V
+1R
8
HHH
2.5
V
LDO
IC1102
V
+5_HD
V
+1R2_HD
S-1170B25UC-OTK
V
+3R3
D
V
+1_DSPF
R1916 10
3.3
V
1.2
V
LDO
V
+3R3
HHH
IC1592
R1172H121B
2.5
V
LDO
V
+2R5_GA
C
N
1901
C
N
1254
V
+5R6
V
V
+5 AD
2ch DC-DC
Controler
IC1930
LTC3
8
50EG
N
Load Switch
Load Switch
IC1250 AAT4614AIGU-2
IC9001 AAT4614AIGU-2
IC1303 S-1132B25-U5
V
+5_USB
C
N
1259
JA9000
for USB
V
BUS Supply
for HDMI OUT +5
V
Supply
C
N
1250
C
N
1405
C
N
4
8
2
V
+5R6 U
V
+5R6
ST
V
+5_EMST
(for Mute Circuit
in
Digital
Main
Assy)
C
N
1400
V
ideo Decoder
HDMI OUT1
Audio AD
Converter
Audio DAC
(Zone
2)
A
A
V
+3R3_D
Load Switch
IC9101 AAT4614AIGU-2
JA9100
HDMI OUT2
for HDMI OUT +5
V
Supply
C
N
1601
C
N
1253
V
-5R6
V
2
V
+5_AD
5
(HIGH model only)
T1501
PO
W
ER TRA
N
S
RECTIFIER
D4201,C4201
(+16.5
V
)
V
+5_
V
V
-5_
V
V
+5_DDD
V
+5_HD
IC7504
S-1132B33-U5
+3.3
V
V
+3R3_HHH
D
8
3
8
2
PR264M-400
PR264M-400
PR264M-400
D
8
50
8
D
8
509
V
+5_F
V
+5_EF
D7504
MC2
8
4
8
-11
IC4021
N
JM7
8
M05FA
+5
V
Front-HDMI I
N
V
+5_USB
Power Supply Diagram
FRONT HDMI&USB
ASSY
G
COMPOSITE & S ASSY
B
COMPONENT
ASSY
D
REGULATOR
ASSY
N
DIGITAL MAIN ASSY
E
UNREG ASSY
L