Panasonic TH-C42HD18, Service Manual

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30
9.4. Block Diagram (4/5)
(LED:10TIMES)
(LED:12TIMES)
(LED:10TIMES)
(LED:2TIMES)
(LED:3TIMES)
(LED:5TIMES)
(LED:4TIMES)
(LED:7TIMES)
(LED:6TIMES)
(LED:8TIMES)
D5522
Q5522
PA5600
+3.3V(S)
+5V(S)
D1107
D5521
D2520A
+5V(STB)
DDC IIC
DDCA_IIC
IC4515
3.3V
->5V
IC4514
HDMI_CEC HDMI_CEC
TMDS D
A
T
A
CLOCK
TUNER SOS
HDMI_CEC_
PU_ON
DTV RESET
3
IC4510
PANEL SOS
+3.3V(STB)
SW
HDMI_SPDIF
HDMI_SD
G(10bit)
R(10bit)
B(10bit)
+5V(HDMI)
Q4502 Q4503
DET_1
+5V(HDMI)
DET_2
K
IIC1
EEPROM
IC1101
IIC3
IIC3
LED R
REMOTE IN
HDMI_CEC
3
KEYSCAN1
1
SOUND SOS
4
A1
PANEL STATUS
REMOTE
RECEIVER
SUB+9V DET
1
IC4511
GenX5
DDCC_IIC
+3.3V
IIC1
RM2501
IC1100
4
TV SUB ON
IC4513
+1.8V
SUB+3.3V DET
K1
+1.8V
DDC IIC
AFT
IC4512
HDMI IN 2
POWER LED
+5V
+3.3V
+5V
+1.8V
HDMI IN 1
+1.8V
SBO2
SBI2
IIC1
SOUND SOS
TV SUB ON
AFT
TUNER SOS
KEYSCAN1
STB RESET
DTV RESET
STB RESET
+5V(S)
HDMI SOUND
+9V(S)
+5V(STB)
+3.3V(S)
JK4500 JK4501
A
Y/PB/PR
P7
1 +15V(SND)
+15V(SND)
17
5
A7
FSTB+15V
13 FSTB+15V
+5V(S)
ERROR DET
VOLTAGE
+9V(S)
F15V
+5V(S)
+5V
IC5401
+9V(S)
IC5400
+9V
FSTB+15V
1
1
7
+5V(P)
+3.3V(STB)
+15V(P)
EEPROM
40
C21
POWER ON/OFF
+2.5V
IC9900
+15V(P)
TEMP SENSOR
+5V(P)
SOS6_SC1
68
OUT
DDR I/F
LEVEL CONV.
OUT
+3.3V
IC9802,03
BUS SW
IC9806
RESET
PANEL STATUS
55
FLASH I/F
29
IC9001
+5V(P)
54
IC9805
CLK
IIC1
+3.3V
SOS7_SC2
+2.5V
RESET
+1.2V
IIC2
+1.2V
IC9013
CLK
53
IIC2
VIDEO DATA
3
A32
+1.2V
54
+5V(P)
IIC1
+5V(P)
+3.3V(P) DET
DDR
MEMORY
+15V(P)
+5V(P)
IC9002
SC20
2
SOS7_SC2
+5V(P)
PANEL MICOM
+5V(P) DET
PANEL SOS
SOS6_SC1
IC9901
SOS8_SS
IC9003
IC9500
28
IIC2
+2.5V
14
IIC2
+15V(P) DET
OUT
SOS8_SS
30
16
IC9303
A31
Q9805,06
A20
IIC2
15
+3.3V
+3.3V
IIC2
LVDS_TA1P-5P
+15V(SND)
SUB+5V DET
FSTB+15V
+5V(P)
10
1
PANEL MAIN ON
+15V(P)
+15V(P)
VDA_DET
9
P25
+5V(P)
6
5
2
11
A25
SOS4_PS POWER SOS
PANEL STB_ON
+3.3V(STB_TU)
TUNER SOS
+3.3V(STB_TU)
VDA_DET
GenX6
HDMI I/F RECEIVER
10bit A/D
AUDIO
VIDEO
INTERFACE
INTERFACE
TMDS D
A
T
A
CLOCK
+3.3V(STB_D)
IC9011
KEYSCAN3
KEYSCAN3
6 6 8
K1
SW2500
S2
1
ON
2
POWER SWITCH
7
KEYSCAN3
+30V(BT)
DROP
FLASH
MEMORY
REMOTE IN
PANEL MAIN ON
IIC2
SUB-FIELD PROCESSOR
SCAN CONTROL
SUSTAIN CONTROL
CONTROL DATA
H/V SYNC CONTROL
PLASMA AI
VIDEO DATA
VIDEO DATA
VIDEO DATA
CONTROL DATA
DISCHARGE
CONTROL
SUSTAIN CONTROL
CONTROL DATA
SCAN CONTROL
VIDEO/PANEL CONTROL
R/G/B_24bit
TV SUB ON
POWER LED(R)
+30V(BT)
STB MCU
S
Y/PB/PR
3 +15V(SND)
15 FSTB+15V
TV SUB ON 12
+5V(STB) 10
TV SUB ON
PANEL SOS
PANEL STATUS
PANEL STB_ON
TV SUB ON
DIGITAL SIGNAL PROCESSOR
REMOTE RECEIVER
POWER LED POWER SWITCH
C11
Q9044,46
3.3V
->5V
SERIAL SW
IC4103
IIC1
TEMP SENSOR
IC4800
A17
A18
FOR FACTORY USE
FOR FACTORY USE
LVDS
DATA
DISCHARGE CONTROL
CPG with SS
LVDS RX
DATA DRIVER
BUFEER
IC1102
P6
DDC_IIC0 DDC_IIC1
+5V(HDMI)
1,2,3
A/D CONV.
HDMI
HDCP KEY
HDMI PROCESSOR
DECODE
H/V
IIC
2
1
3
4
12
5
13
6
7
8
9
10
11
(LED:10TIMES)
(LED:12TIMES)
(LED:10TIMES)
(LED:2TIMES)
(LED:3TIMES)
(LED:5TIMES)
(LED:4TIMES)
(LED:7TIMES)
(LED:6TIMES)
(LED:8TIMES)
TH-C42HD18
Block Diagram (4/5) TH-C42HD18
Block Diagram (4/5)