Dg-Board (2 Of 2) Block Diagram - Panasonic TH-50PM50U Service Manual

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

TO
DV15
DG15 31 32 45 53 33 34 36 44 58 59 55 9 10 11 12 13 60 29 30 4
1
MAIN 5V
2 MAIN 3.3V
3
RX_MCLK
1 MCLK
RX_SCK
2 BICK
RX_SD0
3 SDTI
RX_WS
4 LRCK
Q4051 6 SMUTE/CSN
5 PDN
4
MAIN 3.3V
IC4024
CLOCK GEN.
1 CLKC 95.5MHz
8 CLKE 108MHz
6 XBUF 27MHz
5
OSD_YS
OSD_YM
PORT_D
R00~R04
G00~G05
(OSD INPUT)
B00~B04
D/A 10bit
110MHz
PICTURE
RGB
D/A 8bit
IMPROVEMENT
PROCESSOR 2
CTI,CRI
AI
DSC
D/A OSD
CONT
IC4026
PORT_E
(RGB OUT)
GC4PRO
6
7
TH-50PM50U
DG-Board (2 of 2) Block Diagram
5 15 2 7 16 17 18 24 26 22 20
IC4004
SWITCHING
SDA0 1
2
SDA0B Q4067 3
4
8
SCL0
9
SCL0B Q4066 10
IC4002
11
AUDIO DAC
MAIN 9V
IC4001
AUDIO AMP
5 R
7
AOUTL 11 6 IC4008
L
2
1 256K EEPROM
AOUTR 10 3
Q4052
HDMI_L
HDMI_R
MUTE
Q4058 Q4055
Q4057
Q4059
Q4056
XTALIN 4
X4004
27MHz
XTALOUT 5
CLKA 81.0MHz 10
(PLL) VCO IN
LVDS TRANSMITTER(10bit)
ROE0~ROE9 ROE0~ROE9
GOE0~GOE9 GOE0~GOE9
3
BOE0~BOE9 BOE0~BOE9
VSOE
TC5
57
HSOE
55 TC4
CLKOE
12 CLKIN
IC4005
13
MAIN MICOM
5
SCL0A 56 SCL0A
SD HD 17
SDA0A 55 SDA0A
6 Q4004
SCL0B
24
OSC1 100
23 SDA0B
12
SCL1 116 SCL1
OSC2 99
SDA1 SDA1
117
108 BA_SW 12
RTCX1
SCL2 84 SCL2
SDA2 SDA2
85 RTCX2 13
6
SCL SCL0A
SDA 5 SDA0A
WP 7 Q4012 68 WP
66 A_DAC_PD
125
RESET
Q4054 Q4053 67 AUDIO MUTE
HPD
69 HPD
HDMI_ROBA
107 HDMI_ROBA
HDMI_INT
87 HDMI_INT
HDMI_RST
114 HDMI_RST
2 MAIN 5V DET
SOS
POWER SOS
111
LED_R
26
LED_R
SRQ
60 SRQ
MONI_DEF
92 MONITOROUT_DEF
SBO1 103
MAIN_DEF
93
MAIN_DEF
SP_MUTE SBI1 104
113 SP MUTE
SP_SHORT 90
VMUTE
15 SP_SHORT
KEY1 STATUS 89
97
KEYSCAN1
KEY2
PANEL_SOS 110
94 KEYSCAN2
KEY3
PANEL_STB_ON 115
Q4001 86 KEYSCAN3
RM_IN FAN_CONT 159
Q4006 Q4007
102 REMOTE IN
FAN_SOS 145
27 LVDS_PD
ECO_ON 106
46
R00
RO0-R04
42 R04 SW_OFF_DET 16
39 G00
GO0-G05
34 G05 OSD
IC4025
33 B00
BO0-B04
29
B04
TUNER_MAIN_ON 21
OSD_YS
52 OSD_YS
22
TUNER_SUB_ON
/PDWN 13 OSD_YM
53 OSD_YM
TA-
31
TA+
30
TB-
29
TB+
28
TC-
25
TC+
10Bit LVDS
24
TCLK-
23
TCLK+
22
TD-
21
TD+
20
TE-
19
TE+
18
79
TO
STB 5V
DG3
D3
STB 3.3V
12
STB 5V
VMUTE
6 DISPEN(DRVMUTE)
STATUS
7 READY(STATUS)
PANEL_SOS
8
ALARM(PANEL_SOS)
SCL1 19 IIC_CLK(SCL1)
X4002
SDA1 IIC_DATA1(SDA1)
20
PANEL_STB_ON
11 PANEL_STB_ON
FAN_MAX
1 FAN_MAX(FAN_CONT)
FAN_SOS
3 FAN_SOS
X4001
ECO_ON
4 ECO_ON
IC4006
TUNER_SUB_ON
TUNER_SUB_ON
14
(F_STBY_ON)
4M
FLASH
ROM
RESET
RESET
SBO1
SBI1
VMUTE
Q4009
STATUS
PANEL_SOS
PANEL_STB_ON
Q4008
FAN_MAX
Q4062
FAN_SOS
ECO_ON
SW_OFF_DET
TUNER_MAIN_ON
TUNER_SUB_ON
TUNER_SUB_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-50PM50U
DG-Board (2 of 2) Block Diagram
TH-50PM50U