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9.2.
Block Diagram (2/5)
SC SCAN DRIVE
SC-BOARD
ENEGRY RECOVERY
SOS DETECT
(LED
6 TIMES)
SU SCAN OUT (UPPER)
SC-BOARD
FLOTING PART
SOS DETECT
(LED
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-42PV8D/H/HM/M/MR/MS/MT
Block (2/5) Diagram
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
DRIVER
DRIVER
DRIVER
DRIVER
+5V(P)
A25
P25
+15V(P)
F+15V
+5V(STB)
A31
A32
A7
F+15V
P6
+15V(SND)
+5V(STB)
P7
C11
C21
C2
DATA DRIVER (LEFT)
SOS8_SS
SUSTAIN CONTROL
Vda
C10
C20
DATA
DATA
DATA
DRIVER
DRIVER
DRIVER
28
P
POWER SUPPLY
P2
PS SOS
(LED
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
HOT
STANBY
VOLTAGE
POWER
RECTIFIER
FACTOR
CONTROL
MAIN SW2
MAIN SW2
STANBY
MAIN SW1
MAIN SW1
VOLTAGE
P12
SS12
CONTROL
RECTIFIER
+15V(P)
+15V(P)
Vda
LINE
RECTIFIER
FILTER
LINE
RELAY
FILTER
P9
AC CORD
+5V(P)
+5V(P)
SOS8_SS
C23
SUSTAIN CONTROL
Vda
DATA
DRIVER
SS-BOARD
SOS DETECT
(LED
8 TIME)
ADDRESS
VOLTAGE
(VE)
SUSTAIN
PULSE
ERASE
PULSE
SS23
SS34
POWER SW
S1
ON
S
POWER SWITCH
TH-42PV8D/H/HM/M/MR/MS/MT
Block (2/5) Diagram
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