28
SC-LX81
1
2
3
4
A
B
C
D
E
F
1
2
3
4
4.6 POWER BLOCK DIAGRAM
V
+5.6U
3
4
+BB
+B
3
-BB
-B
2
-B+10
V
8
V
+12L
V
-12L
V
+12R
V
-12R
V
+12C
V
-12C
V
+12SL
V
-12SL
V
+12SR
V
-12SR
V
+12SBL
V
-12SBL
V
+12SBR
V
-12SBR
4
V
+5_MD
V
-5
V
_MD
6
V
+12DF
V
-12DF
V
+12RY
V
-12RY
6
3
COOLI
N
G FA
N
V
+FA
N
V
-FA
N
2
V
+12TRG
2
2
V
+12HD
5
V
+12A
5
V
-12A
V
+6AD
V
+5.6U
V
+7A
V
-7A
V
+12HD
V
+12A
V
-12A
V
+6AD
2:/KU,/JJ
3:/H*,/LF
5
5
V
+12TRG
V
+5.6
V
V
-5.6
V
V
+5.6ST
V
+12TRG
V
+5.6
V
V
-5.6
V
V
+12TRG
V
+5.6ST
V
+5.6U
6
V
+5.6U
V
+5.6ST
-
V
F
V
+5.6U
FLAC1
FLAC2
V
+5.6ST
DISPLAY ASSY
CONPONENT ASSY
AUDIO
ASSY
REG ASSY
FRONT BRIDGE ASSY
PRIMARY ASSY
T
8
701
STBY Trans
IC
8
711
N
JM7
8
M56FA
+5.6
V
T1501
PO
W
ER TRA
N
S
B DIODE
ASSY
B REG
ASSY
Q7300
2SD20
8
3(Y)
+64
V
RECTIFIER
D7400,D7401,
C7400,C7401
(+70
V
/-70
V
)
Q7301
2SB13
8
3(Y)
-64
V
ICE REG ASSY
Q7241
2SD1763A(DE)
-B+11
V
(-53
V
)
Q7242
2SB11
8
6A(DE)
-6.9
V
IC7252
N
JM79M12FA
-12
V
IC7251
N
JM7
8
M12FA
+12
V
Q7241
2SD1763A(DE)
+6.9
V
IC7271
N
JM7
8
M05FA
+5
V
IC7272
N
JM79M05FA
-5
V
Q7201
Q7202
TO OUTPUT STAGE
TO GATE DRI
V
ER
TO MODULATOR
TO I
N
PUT STAGE
TO PROTECTIO
N
RY
IC7502
N
JM79M12FA
-12
V
IC7501
N
JM7
8
M12FA
+12
V
IC7521
N
JM7
8
M06FA
+6
V
IC7611
N
JM7
8
M12FA
+12
V
IC7601
N
JM7
8
M56FA
+5.6
V
IC7602
N
JM79M05FA
-5.6
V
D7625
PTZ24(B)
-24
V
D7624
HZU6R2(B)
-30
V
Q5601
2SD1664(PQR)
+9
V
Q5501
2SD1
8
5
8
X(QR)
+7
V
Q5502
2SB1237X(QR)
-7
V
TU
N
ER MODULE
V
+5.6U
V
+T12R
D6002
RR264M-400
+5
V
Q6015
2SC4154(EFG)
+3
V
D6003
RR264M-400
-5
V
Q6016
2SA1602A(EF)
-3
V
V
+5
V
V
+5
V
V
-5
V
V
-5
V
V
-3
V
V
+3
V
HDMI RECT
ASSY
RECTIFIER
D
88
01,C
88
01
(+15.5
V
)
G
I
A
V
T
K
Q
Y
X
W
ICEPOWER AMP ASSY
AA