Panasonic TH-50PV80D Service Manual page 28

9.2. Block Diagram (2/5)
SC SCAN DRIVE
SC-BOARD
ENEGRY RECOVERY
SOS DETECT
(LED (LED 6 TIMES) 6 TIMES)
SU SCAN OUT (UPPER)
SC-BOARD
FLOTING PART
SOS DETECT
(LED (LED 7 TIMES) 7 TIMES)
CONTROL
SCAN
PULSE
SU41 SC41
DRIVER
SUSTAIN
PULSE
SU11
SD11
SCAN
PULSE
SD42 SC42
SCAN
DRIVER
SD46 SC46
VOLTAGE
GENERATOR
SD SCAN OUT (LOWER)
TH-50PV80D/H/HM/M/MR/MS/MT
Block Diagram (2/5)
SC2
VSUS
SOS6_SC1
SOS7_SC2
+5V(P) SC20 A20
+15V(P)
SCAN CONTROL
Main Block(Tuner side)
C1 DATA DRIVER (RIGHT)
Vda
DATA DATA DATA DATA DATA
DRIVER DRIVER DRIVER DRIVER DRIVER
+5V(P)
A5 P25 +15V(P)
F+15V
+5V(STB)
A31
A32 A7
F+15V
P6
+15V(SND)
+5V(STB)
P7
C11 C21
DATA DRIVER (CENTER)
C2
SOS8_SS
SUSTAIN CONTROL
Vda
C10 C20
DATA DATA DATA
DRIVER DRIVER DRIVER
28
P POWER SUPPLY
<EXCHANGE BOARD ONLY>
P2
PS SOS
(LED (LED 4 TIME) 4 TIME)
P-BOARD
SS SUSTAIN DRIVE
SOS DETECT
POWER MICOM
ON/OFF CONTROL
VSUS
P11 SS11 VSUS
Vda
PROCESS SUSTAIN
+15V(P) VOLTAGE VOLTAGE
RECTIFIER RECTIFIER
+5V(P)
PROCESS SUSTAIN
VOLTAGE VOLTAGE
CONTROL CONTROL
COLD COLD HOT HOT
STANBY
VOLTAGE
POWER
RECTIFIER
FACTOR
CONTROL
MAIN SW2
MAIN SW2
STANBY MAIN SW1 MAIN SW1
VOLTAGE
P12 SS12
CONTROL +15V(P) +15V(P)
RECTIFIER
Vda
LINE
RECTIFIER
FILTER
LINE
RELAY
FILTER
P9
AC CORD
C3 DATA DRIVER (LEFT)
+5V(P)
+5V(P)
SOS8_SS
SUSTAIN CONTROL
C22 C32
Vda
VIDEO DATA
DATA DATA DATA
DRIVER DRIVER DRIVER
SS2 SUSTAIN
CONNECTOR
(UPPER)
SS02
SS21
SS-BOARD
SOS DETECT
(LED (LED 8 TIME) 8 TIME)
ADDRESS
VOLTAGE
(VE)
SUSTAIN
PULSE
ERASE
PULSE
SS23 SS34
SS22
SS03
SS3 SUSTAIN
CONNECTOR
(LOWER)
C33
TH-50PV80D/H/HM/M/MR/MS/MT
Block Diagram (2/5)