Panasonic TH-42PZ80U Service Manual page 30

9.2. Block Diagram (2/6)
SC2
VSUS
SU SCAN OUT (UPPER)
SC-BOARD
ENEGRY RECOVERY
SOS DETECT
(LED (LED 6 TIMES) 6 TIMES)
SOS6_SC1
SC-BOARD
FLOTING PART
SOS DETECT
(LED (LED 7 TIMES) 7 TIMES)
SOS7_SC2
SCAN CONTROL
SCAN
DRIVER SU41 SC41
CONTROL
PULSE
SU11
SUSTAIN
SD11 PULSE
SCAN
PULSE
SD42 SC42
SCAN
DRIVER
SD46 SC46
VOLTAGE
GENERATOR
SD SCAN OUT (LOWER)
DATA
DRIVER
TH-42PZ80U
Block (2/6) Diagram
FORMAT CONVERTER,
SC SCAN DRIVE D
PLASMA AI PROCESSOR
PANEL MICOM GenX6
EEPROM
SOS4_PS
(LED:4TIMES) (LED:4TIMES) POWER SOS
+15V(P) +15V(P) DET (LED:2TIMES) (LED:2TIMES)
+3.3V(P) +3.3V(P) DET (LED:3TIMES) (LED:3TIMES)
+5V(P) +5V(P) DET
(LED:5TIMES) (LED:5TIMES)
SOS6_SC1
SOS6_SC1 (LED:6TIMES) (LED:6TIMES) CONTROL SIGNAL
SOS7_SC2
SOS7_SC2 (LED:7TIMES) (LED:7TIMES)
SC20 D20 +5V(P)
+5V(P) RESET
SOS8_SS
+15V(P) +15V(P)
(LED:8TIMES) (LED:8TIMES)
DISCHARGE CONTROL
SUSTAIN
CONTROL
VSUS
D3 D5
to/from
A3,A5
C11
C1 DATA DRIVER (RIGHT)
Vda Vda
DATA DATA DATA DATA DATA
DRIVER DRIVER DRIVER DRIVER DRIVER
SOS4_PS
+5V(P) +5V(P)
+5V(STB) +5V(STB)
D25 P25
+15V(P) +15V(P)
PANEL MAIN ON
LVDS RX
DDR
CPG with SS
H/V SYNC CONTROL
SUB-FIELD PROCESSOR
FLASH
PLASMA AI
DATA DRIVER MEMORY
DCDC
+15V(P) +2.5V(P)
+2.5V(P)
DCDC
+3.3V(P)
+15V(P)
+3.3V(P)
+1.2V(P)
+1.2V(P)
DCDC
+3.3V
+5V(STB)
+3.3V(STB) (STB)
FSTB+15V
RESET
+5V(STB)
+15V(FAN)
P7
D31 D32 D33 +5V(STB)
FSTB+15V
P6
to
+15V(SND)
A6,A7
C12 C21
SOS8_SS
SUSTAIN CONTROL
C10 C20
DATA DATA DATA
DRIVER DRIVER DRIVER
30
P POWER SUPPLY
P2
SS SUSTAIN DRIVE
PS SOS
(LED (LED 4 TIME) 4 TIME)
P-BOARD
SOS DETECT
POWER MICOM
ON/OFF CONTROL
VSUS
P11
SS11 VSUS
Vda
PROCESS SUSTAIN
VOLTAGE VOLTAGE
+15V(P)
RECTIFIER RECTIFIER
+5V(P)
PROCESS SUSTAIN
VOLTAGE VOLTAGE
CONTROL CONTROL
COLD COLD HOT HOT
STANBY
VOLTAGE
POWER
RECTIFIER
FACTOR
CONTROL MAIN SW1
MAIN SW2
P12 SS12
+15V(P)
STANBY
Vda
VOLTAGE
CONTROL RECTIFIER
LINE
RECTIFIER
FILTER
LINE
FILTER
SS35
P9
AC CORD
C25
C2 DATA DRIVER (LEFT)
SOS8_SS
SUSTAIN CONTROL
Vda
VIDEO DATA
DATA DATA DATA DATA DATA
DRIVER DRIVER DRIVER DRIVER DRIVER
SS-BOARD
SOS DETECT
(LED (LED 8 TIME) 8 TIME)
ADDRESS
VOLTAGE
(VE)
SUSTAIN
PULSE
ERASE
PULSE
SS33 SS34
C23
DATA
DRIVER
TH-42PZ80U
Block (2/6) Diagram