Power Supply Block Diagram - Toshiba D-R410KU Service Manual

Power Supply Block Diagram

CAUTION !
Fixed voltage (or Auto voltage selectable) power supply circuit is used in this unit.
If Main Fuse (F1001) 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.
HOT CIRCUIT. BE CAREFUL.
AC1001
L1001
AC CORD F1001 D1001-D1004
1A 250V
LINE BRIDGE
FILTER RECTIFIER
F
A V
Q1003
BOARD POWER SUPPLY
T1001
3
4
5
Q1002
SW
Q1001
SW
CTL
8
7
IC1001
ERROR
VOLTAGE DET
SW
4 1
CTL
3 2
HOT COLD
CAUTION !
F
For continued protection against fire hazard,
replace only with the same type fuse.
A V
ATTENTION : Pour une protection continue les risqes
d'Incele n'utiliser que des fusible de même type.
Risk of fire-replace fuse as marked.
"This symbol means fast operating fuse."
"Ce symbole reprèsente un fusible à fusion rapide."
D1063
CN1070 CN1060
20 RECTIFIER 1-3 EV+10.5V 1-3
6-9 EV+5V 6-9
D1058
10-12 +5V-L 10-12
19 RECTIFIER
22-27 EV+2.8V 22-27
28 AL-30V 28
29 F2 29
18
30 F1 30
D1056
17 RECTIFIER
16
15
14
D1054
13 RECTIFIER
D1051
12 RECTIFIER
11
Q1060
1-10-5
NOTE: BOARD MEANS PRINTED CIRCUIT BOARD.
NOTE:
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.
SW+5V
Q1053
IC1503
+3.3V
Q1054
1 2
REG.
SW+10.5V
Q1063
4
+3.3V
REG.
Q1506
Q1505
Q1057
SW+5V
Q1056
BOARD AV
TO DVD
MAIN BOARD
CN101
CN1051
25-27 EV+10.5V
20-22 P-ON+5V
15-17 P-ON+3.3V
10-12 EV+2.8V
6,7 P-ON+1.8V
IC1504
+1.8V
1 2
REG.
4
EV+3.3V
P-ON+5V
P-ON+3.3V
VIDEO+5V
AUDIO+10V
EV+5V
REG-CONT2
TO
REG-CONT
SYSTEM
PWSW
CONTROL
POW-SW BLOCK
DIAGRAM
EV+10.5V
F2
AL-30V
F1
-FL
E7K7ABLP