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.
HC4S4BLP
1-7-9
1-7-10
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
(SHUNT REGULATOR)
REG
AC001
T001
P-ON+44V
12
P-ON-H
AL+15V/+12V
AL+9V
AL+12V
C-POW-SW
AL+5V
TIMER+5V
P-ON+5V
P-DOWN-L
Q051
Q053
Q054
Q056
Q052
Q057
Q058
13
15
14
11
17
18
T1.6A L 250V
Содержание 25A-664
Страница 22: ...1 8 3 1 8 4 1 8 5 HC4S4SCM1 Main 1 5 Schematic Diagram ...
Страница 23: ...1 8 6 1 8 7 1 8 8 HC4S4SCM2 Main 2 5 Schematic Diagram ...
Страница 24: ...1 8 9 1 8 10 1 8 11 HC4S4SCM3 Main 3 5 Schematic Diagram ...
Страница 26: ...Main 5 5 Schematic Diagram 1 8 15 1 8 16 HC4S4SCM5 ...
Страница 27: ...VPS Schematic Diagram 1 8 17 1 8 18 HC4S4SCV ...
Страница 28: ...1 8 19 1 8 20 HC4S4SCF Function Schematic Diagram ...
Страница 29: ...AFV Schematic Diagram 1 8 21 1 8 22 HC4S4SCAFV ...
Страница 30: ...Jack Schematic Diagram 1 8 23 1 8 24 HC4S4SCJ ...
Страница 31: ...1 8 25 1 8 26 Function CBA Top View Function CBA Bottom View BHC400F01018 B ...
Страница 33: ...1 8 29 1 8 30 Jack CBA Top View Jack CBA Bottom View BHC400F01018 E ...
Страница 54: ...2 4 6 U25PALDA S 12 19 Cap Belt Fig DM11 Fig DM12 20 C 1 21 ...
Страница 60: ...3 1 1 HC4C0FEX A1X EXPLODED VIEWS Front Panel ...
Страница 62: ...3 1 3 HC4S4PEX Some Ref Numbers are not in sequence X2 X20C X3 X20B X20A X1 X4 S1 Unit S3 S2 S2 A14 Packing ...
Страница 81: ...25A 664 HC4S4ED ...