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
R AMP
SPEAKER(R)
OPTICAL
OPTICAL AUDIO OUT
AUDIO
OUT
POWER SUPPLY
P
RECTIFIER
PFC POWER
CONTROL CONTROL
LINE
FILTER
LIVE NEUTRAL
P1
AC CORD
A DIGITAL SIGNAL PROCESSOR
HDMI I/F
RECEIVER
FRONT END
PROCESSOR
AV SW
NAND
FLASH
CPU BUS
I/F
CPU BUS
LVDS DATA
SD
24V
PROCESS
17V
VOLTAGE
RECTIFIER
DCDC
P2
STB5V
PROCESS
VOLTAGE
RECTIFIER
P3,P4
SD CARD DATA
Nile-TCON
DDR2
EEPROM
MPU
SOS
(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
LVDS DATA
SOUND15V
F15V
RELAY
DCDC
PANEL12V
PANEL12V
SUB_ON
SUB5V
STB5V STB5V
DCDC DCDC
A03 F15V
SUB5V SUB5V
DCDC
SUB1.8V
SUB1.8V
DCDC
SUB1.2V
INV_PWM SUB1.2V
INV_ON
INV_SOS
31
SD CARD DATA
SD CARD
STB5V
STB3.3V SUB5V
ANALOG-ASIC
SUB5V DET
SOS SUB1.8V DET
SUB1.2V DET
+3.3V(STB)
A21
SUB3.3V
PANEL
CONTROL
PANEL
BACK LIGHT
SLOT
V POWER LED
REMOTE RECEIVER
C.A.T.S. SENSOR
+3.3V(STB)
POWER LED
A10
V10
REMOTE RECEIVER
C.A.T.S. SENSOR
CONTROL
A04 K1
PANEL ASSY
LCD PANEL