Block (2 Of 4) Diagram - Panasonic TH-80LFB70E Service Manual

8.3.

Block (2 of 4) Diagram

IC2701
PULSE TRANCE
JK2701 T2701
LAN DATA
HDBase-T/
Ether
125
LAN3.3V
LAN TERMINAL
MHz
X2701
+3.3V
+1.8V
+1.0V
IC2704
SPI FLASH
VCC
SPI
RESET
IC2702
RESET
LAN5V
IC2902
+1.8V
IC2904
+3.3V
IC2905
+1.0V
1
2
3
4
5
P POWER SUPPLY
P1
AC CORD
AC Vin
1 Detection
Fuse FILTER
(Live)
2
ON/OFF
Delay
circuit
ON/OFF
COLD COLD HOT HOT
Power
factory
correction
D
G
S
Start/
Stop
JK2103
JK2101 JK2104
VIDEO IN
PC AUDIO IN PC IN
PR
P B Y
HDBase T Receiver
HDBT DATA
PMS_TX
IC2103
PMS_TX
PMS_RX
SCL
PMS_RX
HDBT232C_TXD
EEPROM
HDBT232C_TXD SDA
HDBT232C_RXD
HDBT232C_RXD
HDBTMC_TXD
HDBTMC_TXD A+5V
HDBTMC_RXD
HDBTMC_RXD
HDBT_5VDET
HDBT_5VDET
MII DATA
MII DATA
IC2108
HD_I2C0
DPMS-HD
STB3.3V
IIC
IC2109
DPMS-VD
IC2703
EEPROM
(FROM A37)
IC4014
3V_I2C4
HD_I2C0
PWR5V
PWR15V
PWR5V
IC2903
+5V
3.3V_ON/OFF
V2 CONTROL PANEL
OPERATION
BUTTON
SW1551
ON
HOT HOT COLD COLD
PHOTO
COUPLER
T201
STB5V
Stanby
converter
D
G
S FET SW
ON/OFF
OVP(Latch)
5V over
FEED BACK
PHOTO
voltage
COUPLER detection
PHOTO
COUPLER
16V over
24V over
voltage
voltage
detection
detection
Sub converter T301
+15.7V
D
G
S
FEED BACK
PHOTO
COUPLER
Main converter
T401
On/Off
D CONTROL
G
+24V
S
D
G
S
FEED BACK
PHOTO
COUPLER
24V_ON
PHOTO
RELAY_ON
COUPLER
MAIN_ON
PHOTO
RELAY_ON
COUPLER
SUB_ON
RELAY_ON
DCR_VBR
JK2106 JK2107
HDMI1 IN HDMI2 IN
V
IC2105
VIDEO/AUDIO SIGNAL SELECT
VIDEO SIGNAL SELECT
VIDEO
V
PR-M/
Y/PB/PR PB-M/
Y-M
R/G/B
MAIN
R/G/B
HD/VD
PC-V VD
VD
MUTE/INVERT
PC-H HD
HD
MUTE/INVERT
AUDIO SIGNAL SELECT
MAIN
A
A+5V
VCC5V
A+3.3V
A+9V
VCC9V
IIC
HD_VD
P3V_I2C2
TMDS DATA CLOCK
V22 A22
KEY_INPUT
KEY
1 1
STB5V
2 2
STB5V
4 4
STB5V
6 6
P_STB5V
5 5
Q2331
STB5V
P6 A5 Q2332,33
Q2329
LINE_OFF
Q2330
Q2401-05
P_STB5V
5 11
5V_ON 5V_ON
7 15
SUB_ON
6 14
ALL_OFF
Q2351
RELAY_ON
4 13
Q2352
P5
SUB_ON
PWR24V
+24V
1 1
+24V
2 2
PWR5V
Q2327
MCU5V
5
5
MCU5V
6 6
Q2328
MAIN_ON MAIN_ON
15V_ON/OFF
11 9
PWR15V
P4 A4
LINE_OFF LINE_OFF
11 11
+15V
1 1
+15V
2 2
+15V PANEL_SOS
3 3
24V_EN P24V_EN
8 8
DCR_VBR DCR_VBR
9 9
BL_ON
BL_ON
10 10
PANEL_SOS
7
7
PANEL
BACK LIGHT
P3
PANEL
24V CONTROL
1 INVERTER
24V
CIRCUIT
5
STATUS
11
BL_ON
12
DCR_VBR
13
LCD PANEL
57
JK2105
A
DVI IN DIGITAL SIGNAL PROCESSOR
IC2112 IC2101
EEPROM
IC2102
EEPROM
IC2111
IC2110
EEPROM
IC2509 AD CONV.
AVDDIO
HDMI I/F RECEIVER
+3.3V
P3V_I2C2 IC2511
3V_I2C1 DVDDIC
+3.3V
DDCA_IIC +3.3V
IC2104
TVDD
DDCC_IIC
+3.3V
DDCB_IIC
DDCD_IIC
AVDD
+1.8V
PVDD
HDMI PROCESSOR +1.8V
CVDD
+1.8V
HDMI
HDMI
DECODE DSP
SW
DVDD
+1.8V
HDCP KEY
DIGITAL VIDEO SIGNAL
VIDEO
A/D CONV.
PROCESSOR
SYNC H/V
PROCESSOR
IIC
RST1 RST2 CLK
F3V_I2C2
28MHz
UART_TXD
UART_RXD
MII DATA
(ETH0 DATA)
IC4806
IC4808 Q4801,
NS3.3V
RESET RESET
Q4802
DDR_SDRAM
INTERFACE
+3.3V +3.3V
SUB5V
IC4809
+2.5V +2.5V
DDR_SVREF
PLL+2.5V
IC4807 S1.0VLAN
+1.5V
IC4805
NAND_FLASH
+3.3V +1.0V
INTERFACE
+2.5V
PWR15V Q2318 A+15V
Q2319
F3.3V
A+5V
IC2333
F3.3V
Q2314
+3.3V
A+5V Q2315
IC2420
Q2334
PNL12V
+12V
(LED (LED
Q4013,14
F15V_MON
IC2350 F5V
TH-80LFB70E
11
A+5V 12
Q2200
+5V(DVI)
13
DVI_DET2
IC2510
F5V
+3.3V
IC2512 F3.3V
+1.8V
PWM_1/2/3/4
14
DTV_AUDIO
15
IC2513
+1.8V
16
17
18
SIGMA
19
IC4801
20
21
IC4820,30
S+1.5VLAN
DDR3
IC4814
PUSHPULL
POWER
FLASH
IC4810
MEMORY
IO0-IO7
CONTROL
LOGIC
22
23
24
25
26
A+3.3V
27
SHORT SOS
Q2335
4TIMES) 4TIMES)
28
F5V
+5V 29
A5V
30
PWR15V
31
PWR5V
32
PNL12V
33
PWR24V
34