Panasonic la03 tc-l42u25 Service Manual
35
9.3.
Block (2/3) Diagram
(LED:1TIMES)
(LED:7TIMES)
P
SUB3.3V
SUB3.3V
STB1.2V
SUB3.3V_SD
SUB3.3V
SUB1.2V
SUB1.8V
F15V
SUB3.3V
SOUND15V
F15V
STB3.3V
SUB5V
STB3.3V
SUB5V
X8000
VJ5500
STB3.3V
Q5605
JK2101A
TV SUB ON
CPU BUS I/F
DDR I/F
HDMI IN 3
IIC1
DDC_C_IIC
DDC5V_B
TEMP SENSOR
AV SW
IC4701
V2_R
FRONT END
25MHz
SUB5V
TUNER
PWM_POWER_ON
SD
PWM_POWER_ON
PC
Q9901
X OUT
PWM_POWER_ON
V1_L
Q9900
DDC_A_IIC
Q9902,04
+5V
SUB3.3V
SUB1.8V
SUB1.2V
3.3V
JK2102
IC5607
IC8001
IC2110
Q8005
IC8502
SUB3.3V_HDMI
IC2106
3.3V
IC8503
POWER LED(R)
C.A.T.S. SENSOR
X IN
REMOTE IN
IIC1
DDC5V_C
INVERTER
POWER LED(R)
C.A.T.S.
D1_PR
VIDEO1
ANT IN
REMOTE IN
(SIDE)
Y/PB/PR
TV_V
STB3.3V
AFT
KEY3/STBY_LED_ON
IIC0_TU
PC_B
DDC_B_IIC
PC_V
TU8302
KEYSCAN1
V2_L
KEYSCAN1
TUNER
L/R
IFD_OUT2
KEYSCAN3
IIC1
RX2
D1_R
SPEAKER
4
TV
AUDIO AMP
3
FOR
FACTORY
USE
15V
RX1
PROCESSOR
IIC0_TU
IIC1
INV_SOS
2
VCC
IIC2
MCU_IIC
SUB 3.3V SENSE
A11
IC8850
SDIN
INV_SOS
LVDS3.3V
L_OUT
SPEAKER
R(-)
L(-)
JK4500
R(+)
RX3
VIDEO2
SPEAKER_R
COMP1
V
HDMI_CEC_
IN_OUT
SPEAKER_L
DIGITAL SIGNAL PROCESSOR
L(+)
V2_V
STB1.2V
1
3.3V
V1_R
HDMI I/F RECEIVER
R_OUT
A
Nile-TCON
TMDS DATA CLOCK
L/R
7
OPTICAL AUDIO OUT
L/R
AUDIO
INV_ON
SPDIF
10
INV_ON
9
OPTICAL
PC_G
V
FOR
FACTORY
USE
R/G/B
D1_L
OUT
A19
VIDEO1
D2142
PC_R
COMP1
SD DATA:4bit
JK2108A
PC
DDC IIC
SD CARD I/F
H/V
L/R
DDC IIC
SD CARD
V
JK8502
DDC IIC
VIDEO2
IC8002
L/R
EEPROM
MCU_
IIC
HDMI_CEC
128Mbit
NOR FLASH
IIC1
FOR
FACTORY
USE
Y/PB/PR
MCU_ RESET
A17
VDD25_EN
DDR2 #0
A18
INV_PWM
PANEL_VCC_ON
DDC5V_A
3.3V
SBO0
SBI0
SBO0
SBI0
PANEL_LED_ON
(SIDE)
IC5613
SBO0
SBI0
4
VDD25_EN
IC5609
LVDS DATA
HDMI IN 2
LVDS_OUT
+5V
IC8004
IIC2
IIC2
IIC0
IIC0
TMDS DATA CLOCK
PANEL_VCC_ON
IIC2
MCU_
IIC
PANEL_LED_ON
5
HDMI_CEC
LVDS DATA
EEPROM
8
HDMI_CEC
VSB_I/F
HDMI_CEC
VINP_VSB
+5V
1
VINN_VSB
3
AFT
SIF_IN
AGC
AGC
6
IFD_OUT1
SIF
2
AGC
5V
IF_AGC
INV_PWM
AFT
VIDEO
HOT START(DAC_ENB)
3.3V
CLK
HOT START(DAC_ENB)
SIF_OUT
MPU
SUB3.3V_A
MCU_RESET
SOS
D1_Y
SOS
V1_V
JK4501
MCU_RESET
COMP2
D1_PB
PC_H
TV SUB ON
ARC_OFF
Q4515
TMDS DATA CLOCK
HDMI IN 1
JK4502
(LED:1TIMES)
(LED:3TIMES)(LED:3TIMES)
(LED:7TIMES)