Dg-Board (2 Of 2) Block Diagram - Panasonic TH-42PA50A Service Manual

TH-42PA50A / TH-42PA50H / TH-42PA50M / TH-37PA50H / TH-37PA50M

14.22. DG-Board (2 of 2) Block Diagram

1
2
7
CLKD 74.25MHz
1 CLKC 95.5MHz
8 CLKE 108MHz
6 XBUF 27MHz
3
OSDYS
OSDYM
PORT_D
R00-R04
G00~G05
(OSD INPUT)
B00~B04
PIXEL CONV. AI
4 OSD MIX
CONVERTER
GAMMA
IC4054
GC4PRO
5
6
TH-42PA50A/H/M, TH-37PA50H/M
DG-Board (2 of 2) Block Diagram
FOR
FACTORY
USE
DG32
STB 5V
SCL1
SDA1
SDA3 SDA2
SCL3 SCL2
IC4051
IC4012
CLOCK GEN.
OSD RGB A/D
8bit A/D
4
XTALIN
FORMAT CONV.
X4002
27MHz
XTALOUT 5
58 NRST
7 YOUT3 YIN
3 YOUT7
CLKA 81.0MHz 9
RBIN
17 PBOUT3
13 PRIN
PBOUT7
27 PROUT3
SDA
SCL
23 PRPUT7
93 OSDYS
94 OSDYM
(PLL) VCO IN
67 CKXI
IC4021
LVDS TRANSMITTER(10bit)
ROE0~ROE9
TA-
31
TA+
GOE0~GOE9
D/A 10bit 30
110MHz 3
TB-
29
BOE0~BOE9
TB+
28
TC-
25
TC+
24
VSOE
57 TC5 TCLK-
D/A 8bit
23
2
HSOE
TCLK+
55 TC4 22
TD-
21
D/A OSD CLKOE
TD+
CLKIN
12
20
CONT
TE-
19
TE+
18
PORT_E
(RGB OUT)
IC1109 SCL1L
SDA1L
LEVEL SHIFT
SCL2L
5V 3.3V
IC1104
SDA2L
19 5 MAIN MICOM
SCL1
20 4
SDA1
21 SCL2 3
22 SDA2 2 98 SCL1
99
17 SCL3 7 SDA1
74 SCL2
18 SDA3 6
75 SDA2
100 SCL3
101 SDA3
IC1107
EEPROM
SCL 6 Q1177 Q1176
94 SRQ
SDA 5
Q1178
7 76
WP EEPROM_WP
CVBS1
Q1170 Q1172
121 CVBS1A
SP_MUTE
12 SP_MUTE
AUDIO_MUTE
90 AUDIO MUTE
OSD_B
Q4101,Q4103,Q4110
110 114 OSDB
OSD_G
Q4104,Q4106,Q4111
41 113 OSDG
OSD_R
44 Q4107,Q4109,Q4112 112
OSDR
54 SDA1L
LED_R
80
55 SCL1L LED_R
AFC1
125 AFC1
AFC2 PA50H/M
126 AFC2
ONLY
KEYSCAN
124 KEY
RM_IN
Q1174 Q1175 5
RMCN
Q1174
10Bit LVDS
86
IC1106
EX.DAC
15
SCL1 SCL
24V_ON
SDA1 14 SDA DAC3 4 Q1180
READY
SW0 2 PANEL_SOS
SW3 10
IC1114 SCL1L
SDA1L
FAN_CTRL
IC1108
64M
FAN_SOS
SDRAM
RESET STB3.3V
PANEL_5V_ON
IRD_POW_ON
4 OUT VDD 2
IC1115
16M
FLASH
ROM
RESET
M2_RST SOS2
73
RST IN
24V_ON
24V_ON 78 Q1200
READY
AC_ON 92
PANEL_SOS
PANEL_SOS 97
PANEL_5V_ON
PANEL_5V_ON 79
IRD_POW_ON
SUB_ON 82
IRD_POW_ON
SOS2
SOS2
SOS 93
Q1184 Q1182
TUNER_MAIN_ON
MAIN_ON 91
TO
STB 5V
DG3
D3
12
STB 5V
6 DISPEN(DRVMUTE)
7 READY(STATUS)
8
ALARM(PANEL_SOS)
19 IIC_CLK(SCL1)
20 IIC_DATA1(SDA1)
11 PANEL_STB_ON
1 FAN_CTRL(MAX)
3 FAN_SOS
4
ECO_ON
TUNER_SUB_ON
14
(F_STBY_ON)
DG5 TO D5
2 TX_TA-
3 TX_TA+
5 TX_TB-
6 TX_TB+
8
TX_TC-
9 TX_TC+
11 TX_TCLK-
12 TX_TCLK+
14 TX_TD-
15 TX_TD+
17 TX_TE-
18
TX_TE+
TH-42PA50A/H/M, TH-37PA50H/M
DG-Board (2 of 2) Block Diagram