AC stop detection circuit
T801
D802
D811
FULL-WAVE
RECTIFIER
THERMAL
FUSE
(on Lamp)
(117 C/242.6 F)
MAIN
POWER
SUPPLY
CIRCUIT
2
3
9
7
6
Q803-Q805
AC VOLTAGE
DETECT
CN1003
CN1101
6
6
IC6004
(TV MICROCONTROLLER)
12
AC STOP (L)
Normal
SOS
POWER P.C.B.
MAIN P.C.B.
Abnormal Temperature (Thermal fuse) detection circuit
IC6004
(TV MICROCONTROLLER)
1
TV SUB ON(H)
MAIN P.C.B.
POWER P.C.B.
POWER P.C.B.
Over current detection circuit
IC1001 (SWITCHING CONTROL)
T1001
Over current detect
SWITCHING
TRANSFORMER
OVER
CURRENT
DETECT
DRIVE
CONTROL
9
3
5
CN1003
CN1101
8
8
CN1102
1
2
RL801
Q801
RL802
Q806
AC LINE
FILTER
AC LINE
FILTER
F801
8A/125V
F1001
6.3A/125V
AC IN
+12V
+12V
STBY+7V
TO RF AMP
POWER SUPPLY
P.C.B.
PT-56LCX70 / PT-61LCX70 / PT-50LCX7 / PT-56LCX7 / PT-61LCX7
17