Panasonic TH 42PD50U - DG-Board (1 of 2) Block Diagram

13.26. DG-Board (1 of 2) Block Diagram
MAIN_R
SOS
KEY1
LED_R
KEY2
SBI1
MAIN_Y
MAIN_PR
MAIN_PB
SBO1
MAIN_PR
MAIN_PB
B_DDR_CLK
B_DDR_NCLK
VIDEO_OUT
AN_V
BS_SR
BS_Y(V)
BS_C
MAIN_L
BS_SL
RM_IN
HDMI_L
HDMI_R
MAIN_DEF
SP_MUTE
SP_SHORT
MONI_DEF
SRQ
SRQ
HSIB VSIB
CLKIB2
JTAG_TRST
JTAG_TCK JTAG_TMS
TD0_FS_4PRO
TD0_4PRO_HDMI
XBUF
KEY3 SW_OFF_DET
TUNER_SUB_ON
TUNER_MAIN_ON
RESET
MAIN_Y
CC_MAIN
AN_V
30
MAIN_PB
MAIN_PR
VIDEO_OUT
28
MAIN_Y
TO
H2
26
DG2
SELF,ID,ED2
1080i
A/D 10bit
VPK
COLOUR
30MHz
30MHz
A/D 10bit
Macrovision
625i/p
A/D 10bit
MATRIX
NOISE LEVEL
RGB->
YUV
CHROMA
720p
Sync
SEPA
30MHz
Detection
3D/2D com
525i/p
SYNC
CLK
SW
TBC
I/F
FF
IP
NR
JUST
NR
I/P
FF
IC4018
10bit A/D
22
UV0~UV9
29
76
SBI1
1
SBO1
2
SDA0B
8
SCL2
10
38
HDMI_L
HDMI_R
40
MAIN_L
1
MAIN_R
3
BS_SL
11
KEYSCAN3
SDA0
SCL0
RESET
38
16
34
18
37
RM_IN
KEYSCAN2
KEYSCAN
30
31
LED_R(STB)
26
2
3
DG20
1
TO
PA20
25
23
MAIN 3.3V
PA_SOS
BT30V
TUNER_SUB_ON
22
20
18
17
15
13
12
9
7
5
MAIN 3.3V
SUB 3.3V
SUB 9V1
SUB 9V1
MAIN 2.5V
MAIN 2.5V
SUB 5V
MAIN 5V
STB 5V
SUB 5V
MAIN 5V
STB 5V
6
STB5V
IC4010
34
STB 3.3V
STB3.3V
4
RESET
IC4015
SCL2 SDA2
SCL SDA
NRST
IC4027
128M DDR SDRAM
6
7
8
TUNER_MAIN_ON
MAIN 9V
MAIN 3.3V
BT30V
SUB 3.3V
BS_SUB9V
MAIN 9V
MAIN 2.5V
74
72
Q4039,Q4045
Q4043
Q4044
Q4019
Q4020
Q4017
VDD
VDET RESET
VOUT
1
Q4021
Q4016
Q4015
INV. BUFF.
BUFF.
IND.
INV.
BUFF.
38
XTAL
14
BS_Y(V)
7
BS_C
5
16
9
BS_SR
DG1
TO
H1
7
11
13
14
MAIN_DEF
19
20
SP_SHORT
SP_MUTE
SRQ
36
21
MONITOROUT_DEF
33
A_DDR_CLK
A_DDR_NCLK
IC4026
GC4PRO
SCL0B
SDA2
SCL1
SDA1
SDA2
SDA0
SCL0
SCL1
SCL0B
SDA0B
SCL2
SDA1
IC4030
24
RESET
OUT VCC
3.3V
(SUB5V BACKUP)
STB5V
STB5V
CLK0A
CLKIA
HSIA
VSIA
TPOUT0
7
Y0~Y9
14
R0~R3
3330
41 42
91 94
R0~R3,Y0~Y9,UV0~UV9 YG0~YG9.UB0~UB9
HSIB VSIB
CLKIB2
TCK
TRST
TMS TD0 TDI
SDA2 SDA
SCL2
81
SCL
82
D_CLKIN
RESET
VS
HS
LLC1
(ADV7403)
P O RT- A P O R T- B
(FS&HDMI)
1
2
3
4
5
SCL0A
5
SDA0A
SCL0A
4
SDA0A
STB3.3V
DEM.
DETECT
Q4068
STB 5V
40
STB 5V
MAIN CC
Q4022,Q4024,Q4026
35
36
4
99
78
AVR PLL 1.8V
AD 3.3V
1
5
AD 3.3V
DDR 2.6V PRO
PLL1.8V
MAIN 2.5V
IC4012
3
18
5
SUB 5V
1.2V
AVR 1.2V
IC4020
51
MAIN 2.5V
3
MAIN 2.5V
TUNER
2
MAIN ON
MAIN 3.3V
IC4022
1.2V
AVR 1.2V
1.8V
IC4021
51
3
MAIN 2.5V
2
DDR 2.6V
1.8V
MAIN 2.5V
AVR 1.8V
1
IC4011
IC4028
5
3
AVR 1.8V
MAIN1.2V
1
IC4016
MAIN 1.2V
3
51
3
1
IC4031
MAIN 2.5V
4
DG
MICOM,DIGITAL SIGNAL PROCESSOR
TH-42PD50U
DG-Board (1 of 2) Block Diagram
TH-42PD50U
DG-Board (1 of 2) Block Diagram
TH-42PD50U
82