Block (3/4) Diagram - Panasonic TX-P55ST50E Service Manual

11.4. Block (3/4) Diagram

P POWER SUPPLY
D105,D113 Q300-Q303
D106,D116 F102
RESONANCE
Q100
L100
Q101
L101
T300
NPD
CONTROL
Q111
Q112 GD2 GD1
FET
IC100
DRIVER IC300
PFC RESONANCE
CONTROL
VCC SS RT
Q307
Q107
D100
D101
RECTIFIER
R100
*
Q202
+20V
IC200
STB
CONTROL
LF101
FILTER
LF102
F100
NEUTRAL LIVE
P9 1 2
AC CORD
HOT HOT COLD COLD
Q600
T301
D600
D601
IC600
Vda
ERROR DET
T302
Q701
D700
Q702
Q415 D704
Q416
D302
OC
Vsus
VR251
IC700
Q404,Q405
PC700
Vsus
PHOTO COUPLER Vsus Adj
ERROR DET
PC400
PHOTO COUPLER
IC503
POWER MICOM
PC401
PFC_ON/OFF
PHOTO COUPLER PFC_ON/OFF PANEL_MAIN_ON
RL100 STB5V_SW_ON
1 4
MAIN_RELAY_ON
*
*
VDD
2 3
IC502
POWER MICOM
VDD POWER_SOS
T200
D501
AC_DET
VSUS_ON
D204
(LED:4TIMES) (LED:4TIMES)
IC501
D505
STB+5V
IC400
PC201
F_STBY
PHOTO COUPLER ERROR
DET
PC200
AC DET
PHOTO COUPLER
PC402
VSUS_ON
PHOTO COUPLER
HOT HOT COLD COLD
38
P35 C25
Vda
1 Vda
2 Vda
P2 SC2
Vsus
1 Vsus
P11 SS11
1 Vsus
Q408,Q409
Vsus
ERROR DET
P6 A6
3 S0
2 S1
1 PANEL_MAIN_ON
SOS4_PS 4 SOS_P4
5 STB5V_SW_ON
F_STB_ON 7 TUNER_SUB_ON
P+15V_ON Q503,Q504 STB5V
6
F15V_ON 10 F15V
P+15V
ERROR
11 F15V
DET
13 P+15V
15 SOUND+15V
P+15V_ON
SOS4_PS
STB5V
F15V
Q500
+15V
Q502