Ss, Ss2 And Ss3-Board Block Diagram - Panasonic TH-50PX75U Service Manual

15.47. SS, SS2 and SS3-Board Block Diagram

TPSS1 SIGNAL WAVE
Ve2
VE
SS
TO C33 +5V
33
P5V 1 VCC
UEL 2
IC6241
UEH 3
BUFFER
USL 4
USH 5
UML 6
UMH 7
URH 9
SOS8_SS 8
SS
TO C35
35
Vda
1
Vda 2
TH-50PX75U
SS, SS2 and SS3-Board Block Diagram
TPVSUS
SS
TO P11
11
190V
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
15V
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 JUMPER
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
TPSOS8 FET DRIVER
IN
75V
SS SUSTAIN DRIVE
Q6001-Q6003
OUTPUT
FET
D
HO
G
S
Q6021-Q6023
LO OUTPUT
FET
D TPVe
G
S
Q6256
Q6222A
Q6041-Q6043
L6001-L6004
OUTPUT VR6000
FET Adj.
D
HO
G
S
Q6052,Q6053
IC6221
LO OUTPUT L6011-L6014
FET
D
Ve Det
G
S
TPSS1
D6253
LED(G)
ENERGY RECOVERY SOS DET
LED BLINKING : 8 TIMES
D6275
Q6101,Q6102
Q6105,Q6106
OUTPUT 15V
FET
D
D6221
HO
S
G
Q6281
Q6282
R6113
Q6111
OUTPUT
FET
D
(+5V)
HO TPVe2
S
G
Q6112,Q6114
IC6281
OUTPUT
LO FET
Ve2 Det
D
S
G
103
SS52
SS2
SS23
SS21
SS54
D6277
PANEL
SUSTAIN
ELECTRODE
SS55
D6278
SS22
SS24
SS57
SS3
TH-50PX75U
SS, SS2 and SS3-Board Block Diagram
TH-50PX75U