7-5
Power Supply Block Diagram
L3202BLP
4A/125V
F601
4A/125V
LINE
FIL
TER
L601
A
C601
A
C
CORD
BRIDGE
RECTIFIER
D605 - D608
HO
T
COLD
T601
15
12
13
14
11
16
7
4
3
1
2
IC601
ERR
OR
V
O
LT
A
G
E DET
Q601
Q603
SWITCHING
CONTR
OL
SWITCHING
MAIN CB
A
5
3
2
P
A
NEL+3.3V
46
P
ANEL+10.8V
55
P
ANEL+25V
73
P
ANEL-6V
82
VT+33V
Q511
Q513
IC533
+5V REG.
HOT CIRCUIT. BE CAREFUL.
LINE
FIL
TER
L602
AL+13V
Q509
Q505
Q510
Q512
CN101A
P-25V
-ON
21
3
AL+5V
22
2
CN102A
Q502
Q501
IC671
+5V REG.
IC672
+5V REG.
REG+5V
REG+5V
IC531
+7V REG.
Q531
P-ON-H
AL+7V(D)
AL+5V
9
10
AL+21V
T
O
SYSTEM
CONTR
OL
BLOCK
DIA
GRAM
TP401
+21V
Q633
CN101B
P
ANEL+3.3V
P
ANEL+10.8V
P
ANEL+25V
P
ANEL-6V
LCD MAIN CB
A UNIT
P-25V
-ON
AL+5V
CN102B
T
O
SYSTEM
CONTR
OL
BLOCK
DIA
GRAM
T
O
LCD
BA
CKLIGHT
BLOCK
DIA
GRAM
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.
Содержание EWL2005
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Страница 32: ...8 8 L3202SCF Function Schematic Diagram ...
Страница 33: ...8 9 L3202SCIR IR Sensor Schematic Diagram ...
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Страница 52: ...EWL2005 L3202UC 2005 04 06 ...