Block Diagram - Panasonic TH-42PZ80U Service Manual

9 Block Diagram

9.1. Block Diagram (1/6)
GS
HDMI1
HDMI2
TUNER
VIDEO1
COMP1
COMP2
MONITOR
OUT
G FRONT TERMINAL
KEY SWITCH
Y,C,V
VIDEO2 L,R
G51 A51
KEY SWITCH
SPEAKER(L)
A12
SPEAKER(R)
OPTICAL
AUDIO
from
P6
A6
from P7
A7
TH-42PZ80U
Block (1/6) Diagram
SD CARD DATA
SD CARD
SLOT
SD CARD SLOT
GS52 A52
+3.3V(S) +3.3V(S)
HDMI
HDMI3
EQUALIZER
GH HDMI3 IN
GH11 A11
+5V(S) +5V(S)
+3.3V(S) +3.3V(S)
CH0 DATA
V
L,R
R/G/B
V,Y,C
L,R
Y,PB,PR
L,R
Y,PB,PR
VIDEO SW
L,R
V
L,R
L,R SOUND
PROCESSOR
MONITOR
AUDIO SW
L,R
Y,C,V
L,R
KEYSCAN1
F15V
TUNER SOS DET
+9V(S) 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
OUT
DCDC
FSTB+15V +5V(S) +15V(S)
FSTB+15V SUB+5V SUB+3.3V
+15V(SND)
DCDC
SUB+1.2V
+9V(S)
SUB+9V SUB+1.8V
+15V(FAN)
+5V(STB)
+5V(S) +30V(BT)
BT+30V
+9V(S)
STB+3.3V
+5V(STB) +3.3V(STB)
A11
DDR2 CLKGEN
SD CARD DATA
CPU BUS I/F
FRONT END
CH0 DATA
PROCESSOR
HDMI I/F
RECEIVER
DIGITAL VIDEO DATA
10bit A/D
DVB VIDEO R/G/B_24bit
OSD_6bit
Peaks Lite2p
DTV_V
DTV AUDIO
OPTICAL OUT
SBO2
SD BOOT
SBI2
PANEL STB_ON
HDMI AUDIO
PAMEL SOS
PANEL STATUS
DTV AUDIO
OPTICAL OUT
RESET
RESET
STB MCU
RESET 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) (LED:10TIMES)
SOUND SOS (LED:12TIMES) (LED:12TIMES) (LED:12TIMES)
REMOTE IN
POWER LED(R)
KEYSCAN3
FAN CONT
FAN SOS
DCDC
+3.3V(S)
DCDC
+1.2V(S)
+1.8V(S)
A DIGITAL SIGNAL PROCESSOR
29
SUPPORT
CARD SLOT
DVB VIDEO R/G/B_24bit LVDS DATA
LVDS DATA
OSD_16bit
FPGA
+3.3V(STB)
+15V(FAN) +15V(FAN)
FAN CONT FAN POWER
A30 PB30
+9/7.2V
PB31
FAN SOS
FAN SOS DET
PB32
CIRCUIT
PB36
(LED:11TIMES) (LED:11TIMES) (LED:11TIMES)
PB37
PB FAN CONTROL
to D5
A5
to D3
A3
K REMOTE RECEIVER
POWER LED
AI SENSOR
+3.3V(STB)
REMOTE
RECEIVER
A1 K1 LED(R)
POWER
SWITCH
S1 ON
S POWER SWITCH
FAN_A-D
TH-42PZ80U
Block (1/6) Diagram