Panasonic lh91 tc-l42u12 Manuales De Servicio
21
9 Block Diagram
9.1.
Main Block Diagram
(LED:9 TIMES)
(LED:7 TIMES)
(LED:5 TIMES)
(LED:6 TIMES)
(LED:1 TIMES)
(LED:4 TIMES)
(LED:3 TIMES)
(LED:9 TIMES)
(LED:7 TIMES)
(LED:5 TIMES)
(LED:6 TIMES)
(LED:1 TIMES)
(LED:4 TIMES)
(LED:3 TIMES)
STB Micom
Tuner
AUDIO_RST
OPT OUT
SUB+1.2V
LVDS Dual 8bit
OVP_DET
AUIDO AMP
L,R
A10
STB+5V
EEPROM
OPT
L,R
V,Y,C
A15
HDMI1
L,R
REMOTE
HDMI3
L,R
SUB_ON
HDMI3
PWM
Y,PB,PR
AC CORD
Y,PB,PR
STB_RESET
FLASH
MEMORY
MEMORY
LED
FOR
FACTORY
USE
FACTORY
USE
SD CARD
SUB+3.3V SENSE
SUB+3.3V
Digital video signal
PANEL
SD CARD I/F
TS Serial
RESET
TV_SOS
A11
DDR2 SDRAM
IIC3
A17
27MHz
VIDEO2
FOR
FACTORY
USE
FACTORY
USE
CLOCK
GEN
GEN
SUB+3.3V
BACK LIGHT
27MHz
SOUND SOS
FOR
FACTORY
USE
FACTORY
USE
74MHz
DTV+12V
REMOTE
CONTROL
CONTROL
CN004
EEPWP
LED
EEPROM
V10
IECOUT
Peaks Lite2p
SUB+3.3V
(MAIN MCU+VIDEO SIGNAL PROCESSOR)
*IP CONVERTER
AUDIO
PROCESSOR
PROCESSOR
MONITOR
OUT
OUT
*SCALING
Analog
video
signal
video
signal
*OSD MIX
HDMI2
*PICTURE CORRECT
GenX5
SPEAKER
AV SW
HEADPHONE
DCDC
DTV Digital Auido
SUB+1.8V
CONTROL
SUB+9V SENSE
FRONT END
HP
SOS
Serial
V
LCD PANEL
V-BOARD
L,R
DTV+12V
MODULE P
TV-V
A-BOARD
5VS
SUB+1.2V
TS Serial
RELAY
PANEL
HDMI Receiver
A/D converter
A/D converter
CN001
MON OUT
INV SOS
SUB_ON
SUB_ON
DTV12V
SUB+5V
STB+3.3V
CN003
HDMI1
CN002
TUNER6V
17V
LVDS Tx
A12
LED
IFD1/2
L,R
RESET
DTV-L,R
KEY
DTV+12V SENSE
INV SOS
SUB+1.8V
A02
CONTROL PANEL ASSY
VIDEO1
A07
L,R
SUB+9V
HDMI2
RGB 24bit
PANEL+12V
DCDC
REMOTE
SUB+5V SENSE
STB+3.3V
SUB+3.3V
COMP1
COMP2
A03
SUB+5V
SBO2
SBI2
SBI2
V
TV-L,R
SD BOOT
A20
K1