D-Board (2 Of 2) Block Diagram - Panasonic TH-42PHW7EX Service Manual

TH-42PHW7EX / TH-42PHD7EK / TH-42PHD7BK / TH-42PHD7UY

15.22. D-Board (2 of 2) Block Diagram

IC9209
P12V
DC DC CONVERTER
(1.5V/2A)
IC9211
Q9003
DC DC CONVERTER
(1.5V/1A)
B0-B9,G0-G9,R0-R9
1
X9001
OCK
SCK
REFCK
MCK
OSDXI
2
3.3V
Q9003
SCL3
TO J-BOARD
D3
Q9002
J3
6
SCL3
SDA3 7 Q9000
STB_ON
STB ON 28
SDA3
SOUND_MUTE
SOUND MUTE 12
RTC_INT
RTC INT 27
TXD_PC
TXD_PC 21
RXD_PC
RXD_PC 23
RESET 11
REMOCON OUT 25
FAN CONT 26
TO P-BOARD
P27
D27
TV ON/OFF 2
FAN_CONT 3
STB5V 4 STB5V-M
FAN SOS 6
7
PS SOS
ALL OFF 8
STB5V 4
TH-42PHD7BK/EK/UY, TH-42PHW7EX D-Board Block Diagram
TV ON/OFF
1.5V1
IC9210
EN EN
3.3V
DC DC CONVERTER
(3.3V/1.4A)
EN
IC9213
1.5V2
2.5V1
AVR
(3.3V 2.5V)
Q9005
Q9004
Q9006
IC9215
2.5V2
AVR
(3.3V 2.5V)
(MASTER)RGB 10bit
IC9506
32M FLASH ROM
RESET
12
IC9500
CLK.GEN
1 X1 CLK9 4
20 X2
CLK5
14
10 CLK4
CLK8
11 CLK1 7
CLK7
12
CLK6 CLK3
13 9
IC9703
RESET
5 VCC OUT 4
IC9001
SWITCHING
SCL2
1 2
7
5 6 SDA2
3
Q9001
Q9305 TV ON/OFF
Q9306
Q9307
IC9214
AVR STB3.3V
6
1 IN
OUT 3 STB3.3V
STB5V
IC9002
SWITCHING
A 1
4
Y
B 2
IC9301
64M SDRAM
DDR-SDRAM FLASH ROM I/F
IC9302
NEW PLASMA AI
10bit PROCESSOR
SUB-FIELD PROCESSOR
(L Master) SLV40h
DDR-SDRAM
DATA DRIVER
DOUTUA00~A21
DOUTUB00~B21
DOUTUC00~C21
OCK
PCK
IIC
SCL2 SCL
SDA2 SDA
DATA DRIVER
DOUTDA00~A21
DOUTDB00~B21
DOUTDC00~C21
PCD, PCU, LED, LEU
NRST XRST
A18,A19,A20
UEH, NUEL, UMH, UML, USH, USL
106 PROGRAM
IC9701
(2/2)
182 CLKM-IN
CL, CLK, SCSU, SIU, SID, CPL, CPH
DISCHARGE
NRST
147
CONTROL
SDA2
132
CLE, CEH, CSL, CSH, CML, CMH
SCL2
133
DRVRST
DRVRST
100
REM IN Q9008
102
96 3.3V SOS
REM INH Q9007
105
P5V 95 5V SOS
AI-SENSE 90
59 IIC CONT
IC9003
(2/2)
TXD_PC
103 TXD_PC
MICRO PROCESSOR
RXD_PC
NRST
104 RXD_PC
RTC_INT LSI RST 17
RTC INT
86
SOUND_MUTE
145 SOUND MUTE DRIVER RESET 16
STB_ON
2 STB ON
Q9017
LED_G 110
LED_R Q9018
109
KEY IN 97
20 TV ON/OFF
SUS SOS 92
POWER SOS
94
DATA SOS 91
108 REMO OUT
SCAN SOS 93
86
D
(2/2)
Plasma AI Sub-Field Processor
5V-SENSE
DRV-RST
PCD, PCU, LED, LEU
SOS2
5V-SENSE
DRV-RST
PCU, LEU
SOS3
5V-SENSE
DRV-RST
LED_R
LED_G
KEY_IN
REM
CATS_EYE
PCU, LEU
5V-SENSE
DRV-RST
PCD, PCU
LED, LEU
IC9707
3.3V 5V
IC9706
3.3V 5V
IC9700
5V 3.3V
IC9702
5V 3.3V
SOS1
SOS2
Q9015
REM
Q9016
CATS_EYE
IC9000
3.3V 5V
DRV-RST
Y5
6 A5 14
5V-SENSE
A4 Y4
5 15 Q9014 Q9304
LED_G
A2 Y2
3 17
LED_R
2 A1 Y1 18
KEY_IN
SOS3
SOS2
SOS1
TH-42PHD7BK/EK/UY, TH-42PHW7EX D-Board Block Diagram
TO C1-BOARD
D31 C11
Q9301 B3 5V-DET
DRVRST
A4
R-UP
SOS2
B36
TO C2-BOARD
C21
D32
Q9300 5V-DET
A38
B37 DRVRST
L-UP
SOS3
B8
TO C3-BOARD
C31
D33
Q9303 5V-DET
B3
A4 DRVRST
LED R L-DOWN
A32
LED G
B32
A31 KEY SW
B31 REMOCON
A30 OPT
TO C4-BOARD
D34 C41
Q9302 A38 5V-DET
DRVRST
B37
R-DOWN
TO SC-BOARD
D20 SC20
11 SOS1
SOS2
12