Read Panasonic TH-37PV70FA / TH-37PV70PA / TH-37PX70BA / TH-37PX70EA / TH-42PV70FA / TH-42PV70PA / TH-42PX70BA / TH-42PX70EA Service Manual Simplified online
4.6. DG-Board (4 of 4) Block Diagram
+
+
++
SBO2
SBI2
SCL
SDA
SLRCK
SDA
SCL
7493_XRST
HPD1
HDMI_5V_DET1
RF_AFT1
QLINK_AV3
QLINK_AV2
VIDEO_STATUS
AUDIO_XRST
SP_MUTE
AUDIO_MUTE
SOUND_SOS
SOS
STB_RST
SBI0
G_LED_ON
R_LED_ON
RMIN
KEY1
STB_LED_ON
HDMI_CEC
VI2ENB
ADCCK
TA1N
TA1P
TB1P
TC1N
TCLK1P
VMUTE
TD1N
SCL0
TE1N
IIC_CONT
PANEL_SOS
PANEL_RXD
PANEL_STATUS
PANEL_TXD
PANEL_SCL
PANEL_SDA
SDA0
TB1N
TC1P
TCLK1N
TD1P
TE1P
SBO0
PANEL_RXD
SCL0
SDA0
PANEL_TXD
PANEL_SCL
SBI0
IIC_CONT
PANEL_SDA
SBO0
SCL3
SDA3
ECO_ON
ALL_OFF
CLK74SEL
DTV_XRST
DTV_VOUTENB
SD_BOO
T_STS
TV_MAIN_ON
SCL3
SDA
SCL
SDA2
SCL2
SDA1
SCL1
SDA3
STB_LED_ON
KEY1
R_LED_ON
G_LED_ON
RMIN
ALL_OFF
ECO_ON
TV_SUB_ON
TV_SUB_ON_DELAY
C5691
MAIN3.3V
R5697
Q5690
Q5692
R5696
SUB5V
C5690
Q5691
MAIN5V
D5691
C5694
D5690
Q5693
C5695
SUB3.3V
STB5V
D5670
D5673
D5671
SUB5V
STB3.3V
STB3.3V
SUB5V
MAIN9V
MAIN3.3V
X1100
MAIN5V
DTV9V
Q1107
Q1108
SUB1.2V
DTV9V
SUB3.3V
SUB1.8V
STB5V
SUB5V
STB5V
STB3.3V
MAIN3.3V
STB5V
SUB5V
STB3.3V
DTV9V
Q5604
Q5603
D5609
Q2000
Q2001
RSV3(LITE2)
GenX4
MAIN3.3V
MAIN5V
MAIN+5V
ON/OFF
5
+3.3V
AVR
1
(STB)
IC5670
STB+3.3V
MAIN+3.3V
ON/OFF
RSV1(LITE2)
SUB5V_SENSE
SBI0A
63
64
52
33
34
35
SBO0A
MAIN3.3V_SENSE
66
67
83
84
10MHz
MAIN9V_SENSE
110
93
30
DTV9V_SENSE
27
MAIN5V_SENSE
RSV2(LITE2)
24
8
7
6
5
28
GenX-EEP_WP
IC1101
EEPROM
69
7493_XRST
HDMI_5V_Det1
36
53
HPD1
HDMI_CEC
65
HDMI_CEC_PU_ON
21
46
TV_MAIN_ON
RF_AFT1
111
119
120
VIDEO_STATUS
58
AUDIO_XRST
68
ECO_ON
2
126
127
AUDIO_MUTE
A_MON_MUTE/SP_MUTE
SOUND_SOS
118
SOS
114
25
ALL_OFF
125
SD_BOO
T_STS
IC1100
SDA
WC
SCL
VCC
(SUB)
SUB+1.8V/SUB+1.2V
DC-DC CONV.
IC5601
+3.3V
8
(SUB)
+1.8V
3
12
23
16
17
(SUB)
23
DC-DC CONV.
SUB+3.3V
+1.2V
IC5600
2
RESET
STB RESET
1
IC5671
89
G_LED_ON
45
KEY1
115
87
REMOTE
R_LED_ON 49
QLINK2
QLINK1
I2C
23
24
Rx1-(RB-)
26
27
29
Rx2+(RC+)
Rx2-(RC-)
IIC_SDA2
IIC_CONT
PANEL_STATUS(READY)
Rx0-(RA-)
IIC_SCL2
TXD
PANEL_STBY_ON
PANEL_SDA(IIC_SDA1)
1
Rx4+(RE+)
2
3
4
6
7
9
10
11
12
30
31
DG5
Rx4-(RE-)
RXD
RxCLK+(RCLK+)
17
Rx3+(RD+)
I2C
GND(INEXCH)
Rx3-(RD-)
RxCLK-(RCLK-)
Rx0+(RA+)
PANEL_SCL(IIC_SCL1)
PANEL_SOS(ALRAM)
Rx1+(RB+)
PANEL_MUTE(DISPEN)
14
15
18
19
20
21
TO D5
7
(Device Control)
8
Panel_TXD
9
10
12
Panel_RXD
IIC_CONT
Ex IIC
Panel_SDA
LITE2_SCL0
21
STB5V
LITE2_SDA0
22
24
DG34
1
2
I2C
4
5
6
STB3.3V
Panel_SCL
(Panel Dpr.E2PROM)
IIC_CONT/SRQ
(Panel Dpr.E2PROM)
(Device Control)
ACTIVE_STBY_LED_ON
3
2
1
JK8702
SUB5V
SBO0
SBI0
40
39
FOR
FACTORY
USED
FACTORY
USED
FOR
FACTORY
USED
FACTORY
USED
DG
DIGITAL SIGNAL PROCESSOR
SOS LED BLINKING : 10TIMES
SOS LED BLINKING : 12TIMES
SOS LED BLINKING : 10TIMES
SBI0
SBO0
MAIN3.3V
NRST
124
DTV_XRST
16
DTV_VOUTENB
88
CLK74SEL
(GenX4 Loarder/E2PROM)
(Device Control)
GenX4_SDA
LITE2_SDA1
LITE2_SDA3
GenX4_SCL
LITE2_SDA2
(Lite2 E2PROM)
(Device Control)
LITE2_SCL2
6
LITE2_SCL3
7
8
9
I2C
10
11
DG
33
33
(Lite2 E2PROM)
(Device Control)
LITE2_SCL1
(Device Control)
SRQ
FOR
FACTORY
USED
FACTORY
USED
1
2
STB5V
4
(GenX4 Loarder/E2PROM)
5
DG1
SUB5V
1
RMIN
4
6
7
2
3
TO K1
ACTIVE_STBY_LED_ON
STB3.3V
12
R_LED_ON
G_LED_ON
KEY1
Q5601
Q5602
Q5602
Q5600
SDA1
SCL1
SDA0
SCL0
NBOOT 92
26
SRQ_GENX
PANEL_STBY_ON
105
OSCXI
OSCXO
ALL_OFF
25
ECO_ON
2
TV_SUB_ON
1
71
TV_SUB_ON_DELAY
27
26
24
23
25
22
21
TH-37/42PV70FA/PA, TH-37/42PX70BA/EA
DG-Board (4 of 4) Block Diagram
DG-Board (4 of 4) Block Diagram
TH-37/42PV70FA/PA, TH-37/42PX70BA/EA
DG-Board (4 of 4) Block Diagram
DG-Board (4 of 4) Block Diagram
TH-37PV70FA / TH-37PV70PA / TH-37PX70BA / TH-37PX70EA / TH-42PV70FA / TH-42PV70PA / TH-42PX70BA / TH-42PX70EA
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