1-10-7

Power Supply Block Diagram

T2202BLP

LINE
FILTER
BRIDGE
RECTIFIER
T1601
IC1601
ERROR
VOLTAGE DET
W1601 F1601
4A/125V
L1601 D1603 D1606
DEGAUSSING
COIL
CN1601
DG601
COLDSUB CBAMAIN CBA
SWITCHING
Q1601
Q1604
Q1605
Q1606 Q1609
Q1607
Q1613
Q1614
Q1688
Q1681
Q1221
Q1602 VR1601
+B ADJ
CN1301
CN1602 CN2502
CN2503
P-DOWN
DVD-MAIN-POWER
P-ON-H
TO CRT/H.V.
BLOCK DIAGRAM
CN2502
CN1602
+33V
1
23
4
10
11
17
12
15
16
14
13
9
8
6
3
FEED
BACK
1+B
2+B
8 +26V
M+12V
TIMER+5V
AL+5V
P-ON+12V
P-ON+8V
P-ON+9V
P-ON+5V(2)
P-ON+5V(3)
+5.7V REG.
SW +5V
SW +5V
TO SYSTEM
CONTROL/SERVO
BLOCK DIAGRAM
4A 125V
P-ON+5V(4)
IC1682
+5V REG.
+5.7V-CTRL TO TV PROCESS
BLOCK DIAGRAM
Q2610
Q2612
Q2617
IC2602
IC3603
IC3604
+1.2V
REG.
3 2
Q2615
Q2618
Q2616
Q2611
SW CTL
SW CTL
17 17
DVD-MAIN-POWER
10 10EV+4V
11 11EV+4V
14 14DVD+9V
11 11
DVD-ON+3.3V
10 10EV+3.3V
14 14EV+9V
13 13
EV+9V
12 12
DVD-ON+5V
99EV+3.3V
33EV+1.2V
22EV+1.2V
11EV+1.2V
15 15
PWRCON
DVD MAIN CBA UNIT
EV+9V
DVD-ON+5V
DVD-ON+3.3V
EV+3.3V
EV+1.2V
PWRCON
CN1A
TO DVD SYSTEM
CONTROL / SERVO
BLOCK DIAGRAM
<DVD SECTION>
HOT
CN1
PS1601
RL1601
Q1603
DG-ON-H
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 même type de 4A, 125V.
4A 125V
NOTE:
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.