
2
4
16
6
7
Power Supply Block Diagram
CAUTION
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE T1.6AL/250V FUSE.
NOTE :
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.
CAUTION !
Fixed voltage (or Auto voltage selectable ) power supply circuit is used in this unit.
If Main Fuse (F001) 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.
HE341BLP
1-7-7
1-7-8
COLD
MAIN CBA
HOT CIRCUIT. BE CAREFUL.
HOT
IC001
ERROR
VOLTAGE DET
Q002
Q003
Q001
F001
L003
LINE
FILTER
BRIDGE
RECTIFIER
D001 - D004
1
2
3
4
Q004
AC001
T001
P-ON+32V
P-ON+15V
12
P-ON-H
AL+12V/+20.5V
AL+12V
C-POW-SW
AL+5V
TIMER+5V
P-ON+5V
AL-5V
P-DOWN-L
P-OFF-H
Q051
Q054
Q056
Q052
Q057
Q058
13
15
14
11
17
18
T1.6A L 250V
Q055
Q059
(VOLTAGE DETECTION)
Содержание 27C-450
Страница 21: ...Main 1 6 Schematic Diagram 1 8 3 1 8 4 HE341SCM1 ...
Страница 22: ...Main 2 6 Sensor Schematic Diagram 1 8 5 1 8 6 HE341SCM2 ...
Страница 23: ...Main 3 6 Schematic Diagram 1 8 7 1 8 8 HE341SCM3 ...
Страница 24: ...Main 4 6 Jack Schematic Diagram 1 8 9 1 8 10 HE341SCM4 ...
Страница 26: ...HE341SCM6 1 8 13 1 8 14 Main 6 6 Schematic Diagram ...
Страница 29: ...1 8 19 1 8 20 Jack CBA Top View Jack CBA Bottom View BHE470F01014 C ...
Страница 52: ...3 1 1 HE240FEX A1X EXPLODED VIEWS Front Panel ...
Страница 54: ...3 1 3 HE341PEX Some Ref Numbers are not in sequence X2 X3 X20 X1 X4 S1 Unit S3 A14 S2 S2 X6 S7 Packing ...
Страница 69: ...27C 450 HE341FD ...