Panasonic TC-L42U22

31
9 Block Diagram
9.1. Main Block Diagram
(LED:1TIMES)
(LED:7TIMES)
**
L/R
HDMI1
SUB5V
SPEAKER(L)
SOS
L/R
OUT
POWER LED
TMDS DATA
+3.3V(STB)
COMP1
R
V
SD
IFD_OUT
(SIDE)
A11
REMOTE IN
SD0
VIDEO1
STB5V
V10
F15V
HDMI3
DIGITAL SIGNAL PROCESSOR
SUB5V
LVDS DATA
R/G/B/H/V
AUDIO
V
TMDS DATA
REMOTE RECEIVER
A
C.A.T.S. SENSOR
V
A10
SUB5V
KEYSCAN3
V
SD CARD DATA
SOS
L/R
C.A.T.S. SENSOR
AMP
STB3.3V
DCDC
SD CARD DATA
OPTICAL AUDIO OUT
REMOTE RECEIVER
VIDEO2
L
TMDS DATA
Y/PB/PR
POWER LED(R)
C.A.T.S. SENSOR
HDMI2
OPTICAL
PC
AUDIO
+3.3V(STB)
TUNER
OPTICAL OUT
SPEAKER(R)
SUB1.8V
DCDC
SUB1.8V
DCDC
SUB1.2V
SUB1.2V
SUB1.8V DET
SUB5V DET
SUB1.2V DET
KEYSCAN1
(SIDE)
SD CARD
SLOT
ANALOG-ASIC
INV_SOS
INV_PWM
STB5V
SUB_ON
INV_ON
RELAY
SOUND15V
F15V
POWER LED
CONTROL
PANEL
LCD PANEL
PANEL
BACK LIGHT
CONTROL
PANEL ASSY
A04
K1
DCDC
PANEL12V
PANEL12V
SUB_ON
LVDS DATA
A03
STB5V
INV_SOS INV_PWM INV_ON
INV_ON INV_PWM INV_SOS
DCDC
SUB5V
SUB3.3V
LVDS DATA
A21
Nile-TCON
HDMI I/F
RECEIVER
MPU
FRONT END
AV SW
PROCESSOR
CPU BUS
I/F
CPU BUS
NAND
FLASH
DDR2
EEPROM
EEPROM
SIF_OUT
PANEL12V
SUB 3.3V SENSE
17V
PROCESS
VOLTAGE
RECTIFIER
DCDC
PROCESS
VOLTAGE
RECTIFIER
STB5V
PFC
CONTROL
24V
P3,P4
NEUTRAL
AC CORD
RECTIFIER
LIVE
P1
LINE
FILTER
P2
POWER
CONTROL
(LED:1TIMES)
(LED:7TIMES)
(LED:3TIMES)(LED:3TIMES)
POWER SUPPLY
P