Panasonic TC-L42U12 - 42" LCD TV, Service Manual

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23
9.3. Block (2/2) Diagram
(LED:4 TIMES)
(LED:3 TIMES)
(LED:6 TIMES)
(LED:5 TIMES)
(LED:9 TIMES)
(LED:7 TIMES)
(LED:1 TIMES)
SUB+12V SENSE
CEC
DDCD_IIC
JK4503
IC4202
2
+3.3V
TS Serial
IC4700
JK4500
SUB+3.3V SENSE
JK4501
HDMI2
+3.3V
STB_RESET
SD DATA
FLASH
MEMORY
IC8503
Dual OUT
HDMI3
SDPIF IN
DDCB_IIC
+5V
I2S
IECOUT
TMDS
HDMI2
SD CARD
L(+)
IC8502
SDPIF OUT
SOS
L(-)
IIC3
SOS DET
HEADPHONE
R(-)
CEC +5V
EEPROM
IC4511
IC4512
SUB3.3V
+3.3V
HDMI3
DDC IIC
Digital
Video
DDCA_IIC
CLOCK GEN
TMDS
7
HDMI 5V DET3
+3.3V
STANDBY MCU
HDMI1
IIC1
+1.8V
IC1103
DDCB_IIC
+1.8V
IIC2
DDC IIC
A-BOARD
A12
PWM CTL
DDCD_IIC
RESET
FOR
FACTORY
USE
HDMI_CEC
Q5417
HDMI Rx/AD CONV.
MAIN_ON
OPT.Audio out
HDMI 5V DET1
LDVS Tx
CPU BUS I/F
IC2301
Peaks-lite2p
+5V
DDCA_IIC
1
RESET
MAIN VIDEO
R(+)
AUDIO AMP
HDMI1
TEMP SENSOR
TMDS
IC4513
IIC1
CEC
DDR2 I/F
STB+3.3V
IC1102
PWM K
DDCA_IIC
+5V(HDMI)
DET 1,2,3
CLOCK
+1.2V
IC2302
SD DATA
IIC
A17
19
FOR
FACTORY
USE
15
SOUND_SOS
EEPROM
INV SOS
(MAIN MCU+VIDEO SIGNAL PROCESSOR)
JK8302
+3.3V
SPEAKER(R)
SUB+5V SENSE
11
AUDIO PROCESSOR
SUB+9V SENSE
14
RGB:24bit
IC8002,03
1
HDMI_CEC
SERIAL I/F
DDC IIC
3
4
5
IIC1
Digtal Video DTV L/R
IC2008
MAIN L/R
IC4510
+1.8V
IC8004
GenX8
3
+1.8V
PWM OUT
DDCB_IIC
PWM A
D3050
SPEAKER(L)
HP OUT
A07
+1.8V
+17V
FOR
FACTORY
USE
SPEAKER
OUT
DDR2 SDRAM
DTV I2S IN
IC8001
A15
SBO2
SBI2
IIC2
+3.3V
HDMI_CEC_PU_ON
HDMI 5V DET2 DDCD_IIC
SUB_ON
INV_SOS
R_LED_ON
INV_PWM
ADIM
INV_ON
PANEL_ON
KEY3
KEY1
REMOTE
SUB3.3V
D1107
SUB5V
(LED:4 TIMES)
(LED:3 TIMES)
(LED:6 TIMES)
(LED:5 TIMES)
(LED:9 TIMES)
(LED:7 TIMES)
(LED:1 TIMES)