Panasonic TH-37PV8PA Service Manual page 28

9.2. Block (2/7) Diagram (42 inch)
SC SCAN DRIVE
SC-BOARD
ENERGY RECOVERY
SOS DETECT
(LED 6 TIMES)
SU SCAN OUT (UPPER)
SC-BOARD
FLOATING PART
SOS DETECT
(LED 7 TIMES)
SCAN CONTROL
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-42PV8PA, PX8BA/EA
Block (2/7) Diagram
SC2
VSUS
SOS6_SC1
SOS7_SC2
SC20 A20
+5V(P)
+15V(P)
Main Block(Tuner side)
A31
C11
C1 DATA DRIVER (RIGHT)
Vda
DATA DATA DATA DATA
DRIVER DRIVER DRIVER DRIVER
P POWER SUPPLY
PS SOS
(LED
+5V(P)
POWER MICOM
A25 P25 +15V(P)
ON/OFF CONTROL
Vda
+15V(P)
+5V(P)
COLD
F+15V STANDBY
VOLTAGE
RECTIFIER
+5V(STB)
A32 A7
STANDBY
VOLTAGE
CONTROL
RECTIFIER
F+15V
P6
+15V(SND)
+5V(STB)
P7
C21
C2 DATA DRIVER (LEFT)
+5V(P)
SOS8_SS
SUSTAIN CONTROL
Vda
C10 C20
DATA DATA DATA DATA
DRIVER DRIVER DRIVER DRIVER
28
P2
4 TIME)
P-BOARD
SS SUSTAIN DRIVE
SOS DETECT
VSUS
P11 SS11 VSUS
PROCESS SUSTAIN
VOLTAGE VOLTAGE
RECTIFIER RECTIFIER
PROCESS SUSTAIN
VOLTAGE VOLTAGE
CONTROL CONTROL
HOT
POWER
FACTOR
CONTROL
MAIN SW2 MAIN SW2
MAIN SW1 MAIN SW1
SS12
P12
RECTIFIER +15V(P) +15V(P)
Vda
LINE
FILTER
LINE
RELAY
FILTER
SS23 SS34
P9
AC CORD
+5V(P)
SOS8_SS
C23 SUSTAIN CONTROL
Vda
SS-BOARD
SOS DETECT
(LED 8 TIME)
ADDRESS
VOLTAGE
(VE)
SUSTAIN
PULSE
ERASE
PULSE
POWER SW
S1 ON
S POWER SWITCH
TH-42PV8PA, PX8BA/EA
Block (2/7) Diagram