Block (3/4) Diagram - Panasonic TC-P54G20 Service Manual

10.4. Block (3/4) Diagram

P POWER SUPPLY
HOT HOT COLD COLD
Q201,Q202
Q601,04,06
L603 F201 T201
RESONANCE
5A 250V
VDET
IC601
VGH VGL
Q602,Q603
PFC IC201
OCP
RESONANCE
D351
CONTROL
VC1 FB
IC251
PC201
IC202
Vsus
BIAS PHOTO COUPLER
ERROR DET
COMPARATOR
Q203
Q503
PC202
BIAS_MAIN
PHOTO COUPLER
Q504
PC501
BIAS_PFC
PHOTO COUPLER
K604
Q701
K602
D603 D609
RECTIFIER RECTIFIER RF601
NEUTRAL
Q702
K605
LIVE
T501
2A 250V BIAS 5V
F501
D504
D552
D501
IC501
RECTIFIER
D551
STB
FILTER L601,L602
CONTROL
PC502
PHOTO COUPLER
F601 F602
Q502,05,06
10A 250V 10A 250V
PC504
PHOTO COUPLER
AC DET
LIVE NEUTRAL HOT HOT COLD COLD
2 1 P9
AC CORD
D253
D254
D401
D403
Q402
Vsus Vda
Vda
DET
VR251 DET Q403 Q355
15V
Q404
L401 D402
IC403
Q405
Q406
Vda
P+15V
DET CONTROL
IC352
VR401
Q407 FET
Vda
Q408 DRIVER
Q251,Q252 Q401 L402
D705
CONT
VSET1/2
VSET1/VSET2
BIAS_MAIN
15V_IN
BIAS_PFC
IC701 Vda_Vo
Vsus_Vo
POWER MICOM
15V_OUT DET
PANEL_MAIN_ON
(LED:4TIMES) (LED:4TIMES) SOS4_PS
MAIN RELAY_ON
ALL OFF
TV SUB ON
S0
S1
Q551
F+15V
Q557
STB+5V
IC551
STB
MAIN SW2
ERROR DET
MAIN SW1
P34 1 3 P7 12 14 1 3
OPEN A7
36
P2 SC2
Vsus
1 Vsus
P11 SS11
Vda
1 Vsus
P+15V
4
L351
P+15V
P35 C35
1 Vda
2 Vda
Q706
P25 NO USE
1 P+15V
2 P+15V
5 STB+5V
S0
7
8 S1
9 PANEL_MAIN_ON
10 SOS4_PS
P6 A6
1 SOUND+15V
2 SOUND+15V
3 P+15V
F+15V
7
9 F+15V
4 5 11 7 8 9