Block Diagram - Panasonic TH-C42HD18A Service Manual

9 Block Diagram

9.1. Block Diagram (1/5)
GS SD CARD SLOT
HDMI1
HDMI2
TUNER
VIDEO1
COMP1
COMP2
MONITOR
OUT
G FRONT TERMINAL
KEY SWITCH
Y,C,V
VIDEO2 L,R
G51 A51
KEYSCAN1
KEY SWITCH
SPEAKER(L)
A12
SPEAKER(R)
OPTICAL
AUDIO
OUT
from
P6,P7
F+15V
A7 +15V(SND)
+5V(STB)
TH-C42HD18A
Block Diagram (1/5)
SD CARD DATA
SD CARD
SLOT
GS52 A52
+3.3V(S) +3.3V(S)
FRONT END
PROCESSOR
HDMI I/F
RECEIVER
10bit A/D
CH0 DATA
V
L,R
R/G/B
V,Y,C
L,R
Y,PB,PR
L,R
VIDEO SW
Y,PB,PR
L,R
V
L,R
HDMI AUDIO
DTV AUDIO
L,R SOUND
OPTICAL OUT
PROCESSOR
MONITOR
AUDIO SW
L,R
RESET
V
L,R
F15V
+9V(S) TUNER SOS DET TUNER SOS
CIRCUIT
+5V(S)
(LED:10TIMES) (LED:10TIMES)
+30V(BT)
PWM AUDIO OUT
AUDIO AMP
SOUND SOS DET
CIRCUIT SOUND SOS
+15V(SND) (LED:12TIMES) (LED:12TIMES)
OPTICAL OUT
DCDC DCDC
F+15V +5V(S) +15V(S) +3.3V(S)
SUB+5V SUB+3.3V
DCDC
+1.2V(S)
DCDC
SUB+1.2V
+9V(S)
SUB+9V +1.8V(S)
SUB+1.8V
+5V(S) +30V(BT)
BT+30V
+9V(S)
STB+3.3V
+5V(STB) +3.3V(STB)
to/from
SC20
A20
DDR2 CLKGEN
SOS6_SC1
SD CARD DATA
SOS7_SC2
EEPROM
(LED:4TIMES) (LED:4TIMES)
+15V(P) +15V(P) DET
CH0 DATA
+3.3V(P) +3.3V(P) DET
+5V(P) +5V(P) DET
PANEL MICOM
DIGITAL VIDEO DATA
Peaks Lite2p
LVDS DATA
LVDS DATA
DTV_V
DTV AUDIO
DISCHARGE
CONTROL
OPTICAL OUT
SBO2
SD BOOT
SBI2
PANEL STB_ON
PANEL SOS
PANEL STATUS
RESET RESET
STB MCU
GenX5
IIC1 EEPROM
KEYSCAN1
+9V(S) SUB+9V DET
+5V(S) SUB+5V DET
+3.3V(S) SUB+3.3V DET
TUNER SOS (LED:10TIMES) (LED:10TIMES)
SOUND SOS (LED:12TIMES) (LED:12TIMES)
REMOTE IN
POWER LED(R)
KEYSCAN3
A DIGITAL SIGNAL PROCESSOR
29
(LED:6TIMES) (LED:6TIMES)
(LED:7TIMES) (LED:7TIMES)
POWER SOS
POWER SOS
+5V(P)
(LED:2TIMES) (LED:2TIMES)
(LED:3TIMES) (LED:3TIMES) +15V(P)
(LED:5TIMES) (LED:5TIMES)
PANEL MAIN ON
CONTROL SIGNAL
GenX6
FLASH
SOS8_SS
TEMP SENSOR DDR MEMORY
(LED:8TIMES) (LED:8TIMES)
+5V(P)
VIDEO DATA
LVDS RECEIVER
CLOCK GENE.
SYNC PROCESSING
+5V(P)
SUB-FIELD PROCESSING
VIDEO DATA
PLASMA AI
SUSTAIN CONTROL
SOS8_SS
DCDC
+5V(STB) +3.3V(STB_D)
+3.3V(STB)
DCDC
+2.5V(P)
+15V(P)
+2.5V(P)
DCDC
+3.3V(P)
+3.3V(P)
+1.2V(P)
+1.2V(P)
K
POWER LED
REMOTE RECEIVER
+3.3V(STB)
+3.3V(STB)
A1 K1
POWER
SWITCH
S2 ON
S POWER SWITCH
TH-C42HD18A
Block Diagram (1/5)
to/from
P25
A25
to
C11
A31
to/from
C21
A32
REMOTE
RECEIVER
LED(R)