Ss-Board Block Diagram - Panasonic TH-42PX75U Service Manual

15.47. SS-Board Block Diagram

TPSS1 SIGNAL WAVE
Ve2
VE
SS
TO C23 +5V
23
P5V 1 VCC
NUEL 2
IC6241
UEH 3
BUFFER
USL 4
USH 5
UML 6
UMH 7
SOS8_SS 8
Vda 11
Vda 12
TH-42PX75U
SS-Board Block Diagram
TPVSUS
SS
TO P11
11
192V
Vsus 1
VSUS
Vsus Gen.
VCC IC6131
UMH
HIN
UML
Q6141-Q6142
LIN
Q6146-Q6147
FET DRIVER
TPVDA
SS
TO P12
12
Vda 1
ENERGY RECOVERY
TP15V
Vda 2
+15V 4
VCC
MAIN_SW_1 8
USH IC6151
HIN
MAIN_SW_2 10 USL
LIN Q6171,Q6172
Q6181,Q6031
VCC2
FET DRIVER
SS
34
IC6251
VCC
1
SHORT TUNER COMPARATOR
3
D6255
SS_SOS8
Q6251
D6273
Q6271
Ve Gen.
VCC
IC6191
UEH
HIN
Q6103,Q6104
UML
LIN
FET DRIVER
Ve2 Gen.
VCC
IC6211
UEL
FET DRIVER
IN
75V
TPSOS8
SS
SUSTAIN DRIVE
Q6001-Q6003
OUTPUT
FET
D
HO
G
S
Q6021-Q6023
LO OUTPUT
FET
D TPVE
G
S
Q6256,Q6222
Q6041,Q6042
L6001-L6003
OUTPUT
FET
D
HO
VR6000
G
Adj.
S
Q6052
IC6221
LO OUTPUT L6011-L6013
FET
D
Ve Det
G
S
TPSS1
D6253
LED(G)
ENERGY RECOVERY SOS DET
LED BLINKING : 8 TIMES
D6276
D6275
Q6101,Q6102
OUTPUT
FET
D
HO D6221
S
G
R6113
Q6111
+5V
D6278
OUTPUT
D6281
FET
D
(+5V)
HO TPVe2
S
G
Q6114
OUTPUT
LO FET
D
S
G
99
SS53A
SS54A
PANEL
SUSTAIN
ELECTRODE
SS55A
SS56A
TH-42PX75U
SS-Board Block Diagram
TH-42PX75U