10-6
6. Power Supply Block Diagram
FL11.10BLP
HO
T
COLD
PO
WER SUPPL
Y CB
A
HOT CIRCUIT. BE CAREFUL.
Q602
SWITCHING
CONTR
OL
1
4
3
2
T601
7
LINE
FIL
TER
L601
AC
6
0
1
A
C CORD
BRIDGE
RECTIFIER
D601- D604
5
6
16
15
14
13
12
11
10
9
3
2
FEED
BA
CK
Q601
SWITCHING
Q631
CN201
CN631
CN401
CN301
CN3002
WH1001
Q207,Q208
SWITCHING
Q211
SW
-6.8V
SW
Q401
Q209, Q213, D204
SW+13V
Q904,D906
SW+3.3V
Q903,D905
SW+3.3V
Q635
IC631,
Q636
+3.3V
REG.
Q634
Q638,Q639
Q641,Q643
SW+5V
Q640
SW+5V
Q642
SW+9V
Q632, Q637, D666
SW+3.3V
IC901
+1.2V REG.
LINE
FIL
TER
L602
4A/125V
F601
4A/125V
P-ON-H1
T
O SYSTEM
CONTR
OL
BLOCK
DIA
GRAM
P-ON-H2
+5V REG.
PROTECT2
DVD-MAIN-PWR
PROTECT1
SWITCHING
AL+33V
P-ON+5V
AL+3.3V
AL+13V
TUNER+5V
P-ON+9V
19,20
21,22
13,14
P-ON+3V
INV+35V
P-ON+7V
AL+3.3V
P-ON+3.3V
P-ON+5V
AL+3.5V
D
VD-ON+3.3V
EV+3.3V
D
VD-ON+5V
EV+9V
EV+1.2V
INVER
TER CB
A
D
VD MAIN CB
A UNIT
DIGIT
AL MAIN CB
A UNIT
LCD-6V
8
P-ON+3.3V
19,20
P-ON+3.3V
6,7
VG
H
4
LCD+16V
2,3
AL+3.3V
21,22
16
10
P-ON+7V
16
P-ON+3V
10
1-3
INV+35V
9-11
P-ON+5V
13,14
Q210
Q201,Q202,Q212
SW+24V
Q901,Q902
SWITCHING
10
11,12
6~8
4,5
9
D
VD-ON+5V
10
EV+9V
11,12
1
AL+3.3V
1
EV+3.3V
6~8
EV+1.2V
4,5
D
VD-ON+3.3V
9
CN901
LCD MODULE ASSEMBL
Y
ERROR
VOLTAGE DET
IC601
CAUTION !
Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit.
If Main Fuse (F601) is blown , check to see that all components in the power supply
circuit are not defective before you connect the AC plug to the AC power supply.
Otherwise it may cause some components in the power supply circuit to fail.
For continued protection against risk of fire,
replace only with same type 4 A, 125V fuse.
CAUTION ! :
ATTENTION :
Utiliser un fusible de rechange de m
ê
me type de 4A, 125V.
4A/125V
NOTE:
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.