Block Diagram; Main Block Diagram - Panasonic TH-80LFB70E Service Manual

8 Block Diagram

8.1.

Main Block Diagram

A DIGITAL SIGNAL PROCESSOR
Digital-Link
S3.3VLAN
LAN DATA
S1.5VLAN
HDBase-T/
Ether
LAN TERMINAL
HDBase T
Receiver
PMS_RX/TX
HDBT232C_
RXD/TXD
LDO
3.3V
LAN1.8V DCDC
1.8V
LAN1.1V
DCDC
1.1V
DS SLOT INTERFACE
SLOT1
L,R-DS
AUDIO IN
LVDS
LVDS IN
REMOTE_OUT
DS2
RXD/TXD_TU
SLOT SOS
SLOT SOS
SLOT+3.3V
SLOT+5V
(LED:10TIMES) (LED:10TIMES)
SLOT+9V
DCDC
+3.3V
SLOT2 DS3 SLOT+3.3V
DCDC
A+5V
SLOT+5V
DCDC
A+9V
SLOT+9V
V2 CONTROL PANEL
POWER SW
P POWER SUPPLY
RECTIFIER
PFC
CONTROL
LINE
FILTER
LIVE NEUTRAL
P1
PC
AUDIO IN
PC PC VIDEO IN
V
Digital-Link
FLASH
MEMORY
S3.3VLAN
DDR3
SIGMA S2.5VLAN
S1.0VLAN
MII DATA
HDBTMC_TXD
VIDEO SELECT
HDBTMC_RXD
AUDIO SELECT
L,R-PC
L,R-DS
1.8V
FLASH
MEMORY
LAN3.3V
HD,VD
PWR15V SYNC
SIGNAL
A+9V
DCDC
5V A+5V
TTL- LVDS
HDMI-RX
LAN3.3V_ON/OFF
A+3.3V
UART SW3
PWR5V
STB3.3V
AUDIO IN
LVDS IN L,R-DS
REMOTE_OUT
V1(V11)
RXD/TXD_TU
RTC_INT
DS10 A10
DS_SOS
DS_SOS
PWR+15V
DS
A13
SUB5V/PWR15V 13 SUB5V
/PWR15V
STB5V
OPERATION
STB3.3V
BUTTON
LDO
STB3.3V
KEY_INPUT
F3.3V
V22 A22
ON
HOT HOT COLD COLD
16V
SUB
CONVERTER
POWER
CONTROL P6
24V
MAIN
CONVERTER
RELAY_ON
P5
MAIN_ON
SUB_ON
RELAY_ON
24V_ON
RELAY_ON
P4
DCR_VBR
BL_ON
STB5V
STANBY STATUS
CONVERTER
P3
HDMI1,2 DVI
LDO
3.3V
F5V 1.8V
3.3V
Y,PB,PR
HDMI SW
LDO
3.3V 1.8V
HDMI
3.3V
DECODER
3.3V
3.3V
L/R
AUDIO
DTV_OUT PROCESSOR 1.8V
SCX2A
1.8V
VIDEO PROCESSOR
HD/VD
SYNC
PROCESSOR
ASIC
OR (LED (LED
LVDS IP CONV.
RECEIVER
TTL CONV.
A+1.8V VIDEO
PROCESSOR
A+3.3V
UART SW2
UART SW1
RXD/TXD
UART_SEL1
UART_SEL2
A15V 15V_SOS
(LED (LED 13TIMES) 13TIMES)
A+1.5V
A_SOS C.A.T.S. SENSOR
A_SOS(A_SOS2)
A+9V (LED (LED 2TIMES) 2TIMES)
(LED (LED 13TIMES) 13TIMES)
F3.3V
SUB_SOS
SUB_SOS(A_SOS)
F1.2V
(LED (LED 13TIMES) 13TIMES)
(LED (LED 13TIMES) 13TIMES)
PNL12V_SOS
PANEL12V
(LED (LED 4TIMES) 4TIMES) PNL12V_SOS
(LED (LED 4TIMES) 4TIMES)
A+1.5V DDR3
STB3.3V FLASH
MEMORY
EEPROM
STB1.2V
LDO
STB1.2V
DCDC
1.5V
PWR24V
DCDC
PNL12V
PWR5V
DCDC
P_STB5V
3.3V
DCDC
RELAY_ON
1.0V
SUB_ON A+5V
SUB_ON
5V_ON
A5
PWR24V
DCDC
PNL12V
PWR5V
MAIN_ON
15V_ON/OFF
DCDC
F1.2V
PWR15V
PWR15V
P24_EN
DCDC
F5V
A4 DCR_VBR
BL_ON
PANAL_SOS
DCDC
F3.3V
LDO
A15V
SW 9V
A+15V
55
F5V HIGH SIDE SW
A57
HIGH SIDE SW
VBUS
S3.3VLAN
A47
USB SW
LDO
F3.3V
1.8V
LDO USB HUB
WiFi
1.8V
USB
WIRELESS
HIGH SIDE SW MODULE
SOUND15V L+/-
A17
SP AMP L/R R+/- R+/-
L+/-
L+/-
SP AMP L/R R+/-
A27 R+/-
AUDIO_SOS
13TIMES) 13TIMES)
RS232C
Receiver/Driver A37
STB3.3V
8bit D/A
LVDS DATA
FPGA
LVDS TX
V1
A+5V
A+3.3V
A+1.2V
STB5V/F3.3V
REMOTE IN
A11
LED_R
LED_G
LVDS TX
FRC_XRST/OEBLK
FRC_DONE
FAN SOS
FAN_ON/OFF
FAN_CONT
+3.3V F3.3V
+1.2V F1.2V
+1.5V A+1.5V
FAN VOL.
+5V
STB5V
CONTROL
+3.3V
STB3.3V
+1.2V
STB1.2V
PWR15V
S1.5VLAN A+1.5V
A+1.5V
SW
FRC_1.8V
SOUND15V
DDR2
3.3V
SW S3.3VLAN
PIXEL WORKS
NS3.3V
LDO
S2.5VLAN
LDO PNL3.3V
3.3V
2.5V
LDO
FRC2.5V
2.5V
S1.0VLAN
DCDC
FRC_1.8V
1.8V
POWER FOR SIGMA
DCDC
FRC1.0V
1.0V
PNL12V
F1.2V A1 A2
A+1.2V
A1.2V
SW
PANEL
CONTROL
F5V
A+3.3V
A3.3V
SW
PANEL
F3.3V
A+1.8V
LDO
BACK LIGHT
1.8V
A+9V
TH-80LFB70E
Touch Panel(IR)
H1 USB TERMINAL
USB
H47
USB
L+/-
SPEAKER L
SPEAKER R
SPEAKER TERMINAL
HX
PC OUT/RS232C
SPEAKER
L OUT
HX27
SPEAKER
R OUT
PC/DVI AUDIO IN
PC RS232C
HX37
PC PC OUT
POWER LEDREMOTE RECEIVER
C.A.T.S. SENSOR
STB5V/F3.3V
REMOTE IN
LED_R
V11
LED_G
C.A.T.S.
SENSOR
FAN
A7
LCD PANEL