1-9-5
Power Supply Block Diagram
T8203BLP
F1601
4A/125V
LINE
FIL
TER
L1601
W1601
A
C
CORD
DEGA
USSING
COIL
DG601
CN601
PS1601
BRIDGE
RECTIFIER
D1603 - D1606
HO
T
COLD
T1601
1
3
5
6
12
11
10
9
7
4
3
IC1601
ERR
OR
V
O
LT
A
G
E DET
Q1601
Q1602
LIMITER
SWITCHING
Q1604
Q1605
Q1609
MAIN CB
A
SUB CB
A
D
VD MAIN CB
A UNIT
8
HOT CIRCUIT. BE CAREFUL.
1
2
FEED
BA
CK
P-ON+5V(2)
+5V
SWITCHING
Q1616
Q1606
Q1607
+1.2V
SWITCHING
Q1608
D
VD-
MAIN-PO
WER
P-ON-H
AL+12V
P-DO
WN
TO
SYSTEM
CONTR
OL
BLOCK
DIA
GRAM
T
O
CR
T/H.V
.
BLOCK
DIA
GRAM
+B
DEF+B
AL+33V
VR1601
+B ADJ
+5V
SWITCHING
Q1614
P-ON+5V(1)
+3.3V
SWITCHING
Q1619
IC1604
SHUNT
REGULA
T
O
R
IC1603
SHUNT
REGULA
T
O
R
+5V
-CTRL
4A 125V
SWITCHING
CONTR
OL
+12V
SWITCHING
SWITCHING
SWITCHING
CN1101
CN9101
AL+9V(2)
10
10
AL+4V
15
15
AL+9V(3)
55
D
V
D-ON+3.3V
11
11
CN001
CN1
EV+1.2V
EV+1.2V
11
EV+1.2V
22
EV+3.3V
EV+3.3V
99
EV+1.2V
33
EV+3.3V
10
10
D
V
D-ON+3.3V
11
11
EV+9V
EV+9V
13
13
D
V
D-ON+5V
D
V
D-ON+3.3V
D
V
D-ON+5V
12
12
PWRCON
PWRCON
15
15
EV+9V
14
14
CN1102
CN9102
EV+4V
11
EV+4V
22
SHUNT
-VCC
33
T
O
D
VD SYSTEM
CONTR
OL / SER
V
O
BLOCK DIA
GRAM
<D
VD SECTION>
IC9602
+1.2V
REGULA
T
O
R
+3.3V
SWITCHING
Q1615
+5V
SWITCHING
Q9608
Q9610
Q9612
CAUTION !
Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit.
If Main Fuse (F1601) 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.
Summary of Contents for CMWC13D6
Page 1: ...SERVICE MANUAL 13 COLOR TV DVD CMWC13D6...
Page 38: ...1 10 3 Main 1 4 Schematic Diagram TV Section T8203SCM1...
Page 39: ...1 10 4 T8203SCM2 Main 2 4 Junction Schematic Diagram TV Section...
Page 40: ...1 10 5 T8203SCM3 Main 3 4 CRT Schematic Diagram TV Section...
Page 42: ...1 10 7 Sub Schematic Diagram TV Section T8203SCSUB...
Page 43: ...1 10 8 T8203SCD1 DVD Main 1 3 Schematic Diagram DVD Section...
Page 44: ...1 10 9 T8203SCD2 DVD Main 2 3 Schematic Diagram DVD Section...
Page 45: ...1 10 10 T8203SCD3 DVD Main 3 3 Schematic Diagram DVD Section...
Page 57: ...1 16 2 T8203PEX Packing S1 FRONT X3 X2 TAPE X1 S4 Packing Tape Packing Tape S6 S3 S2 S5...
Page 64: ...CMWC13D6 T8203CD 2006 07 03...