Block Diagram; Main Block Diagram - Panasonic TC-L42U22 Service Manual

9 Block Diagram

9.1.

Main Block Diagram

TMDS DATA
HDMI1
TMDS DATA
HDMI2
TMDS DATA
(SIDE) HDMI3
IFD_OUT
SIF_OUT
TUNER
V
V
VIDEO1 L/R
V
(SIDE) VIDEO2 L/R
Y/PB/PR
COMP1
L/R
R/G/B/H/V
PC
L
SPEAKER(L)
AUDIO
A11 SD
R AMP
SPEAKER(R)
OPTICAL
OPTICAL AUDIO OUT
AUDIO
OUT
P POWER SUPPLY
RECTIFIER
PROCESS
PFC POWER
VOLTAGE
CONTROL CONTROL
RECTIFIER
PROCESS
VOLTAGE
RECTIFIER
LINE
FILTER
LIVE NEUTRAL
P1
AC CORD
A DIGITAL SIGNAL PROCESSOR
HDMI I/F
RECEIVER
FRONT END
Nile-TCON
PROCESSOR
AV SW
NAND
FLASH
CPU BUS
I/F
CPU BUS
LVDS DATA
LVDS DATA
24V
17V SOUND15V
F15V
RELAY
SUB_ON
DCDC STB5V STB5V
P2 A03
STB5V
INV_PWM
INV_ON
INV_SOS
P3,P4
SD CARD DATA
DDR2
EEPROM
STB5V
STB3.3V SUB5V
ANALOG-ASIC
SUB5V DET
MPU SOS
SUB1.8V DET
SOS
SUB1.2V DET
(LED:3TIMES) (LED:3TIMES)
EEPROM
POWER LED(R)
REMOTE IN
C.A.T.S. SENSOR
SUB 3.3V SENSE
(LED:7TIMES) (LED:7TIMES)
KEYSCAN3
KEYSCAN1
DCDC
PANEL12V
PANEL12V
SUB5V
DCDC DCDC
F15V SUB3.3V
SUB5V SUB5V
DCDC
SUB1.8V
SUB1.8V
DCDC
SUB1.2V
SUB1.2V
31
SD CARD DATA SD CARD
SLOT
V POWER LED
REMOTE RECEIVER
C.A.T.S. SENSOR
+3.3V(STB) +3.3V(STB)
POWER LED
A10
V10
REMOTE RECEIVER
C.A.T.S. SENSOR
CONTROL
A04
K1
PANEL ASSY
A21
PANEL
CONTROL
LCD PANEL
PANEL
BACK LIGHT