Panasonic TH-42PH10BK Service Manual page 84

TH-42PH10BK / TH-42PH10BS / TH-42PH10EK / TH-42PH10ES
14.22. DN-Board (1 of 2) Block Diagram
TO DS1 DN1
R/PR-M 79
G/Y-M 77
75
B/PB-M
P+5V
STB+5V
27
5V
STB+3.3V
22
STB5V
13
STB3.3V
HD-M
HD-M 73
VD-M
VD-M 71
STB_ON
STB_ON 37
CABLE_DET
CABEL_DET 14
POWER_STATUS
POWER STATUS 23
NRST
RESET 31
KEY_INPUT
KEY_INPUT 33
DPMS_HD
DPMS_HD 15
DPMS_VD
DPMS_VD 16
MN-RX0+
M-X0+ 41
MN-RX0-
M-X0- 42
MN-RX1+
M-X1+ 44 HD-M/VD-M
MN-RX1-
M-X1- 45
MN-RX2+
M-X2+ 47
MN-RX2-
M-X2- 48
MN-RX3+
M-X3+ 50
MN-RX3-
M-X3- 51
MN-CLK+
M-XCLK+ 53
MN-CLK-
M-XCLK- 54
SB-CLK+
S-XCLK+ 56
SB-CLK-
S-XCLK- 57
SB-RX0+
S-X0+ 59
SB-RX0-
S-X0- 60
SB-RX1+
S-X1+ 62
SB-RX1-
S-X1- 63
SB-RX2+
S-X2+ 65
SB-RX2-
S-X2- 66
SB-RX3+
S-X3+ 68
SB-RX3-
S-X3- 69
FAN_CONT
32
FAN CONT
IC4711
REMOCON 20
LED_R
LED_R 30
LED_G
29
LED_G
RTC_INT
35
RTC INT
REMOCON_OUT
18
REMOCON OUT
5VRXD_TU
RXD_TU 25
5VTXD_TU
REMOCON
TXD_TU 24
SOUND_MUTE
36
SOUND MUTE
RXD_PC
12
RXD_PC
TXD_PC
11
TXD_PC
3V_SDA3
SDA3 9
3V_SCL3
SCL3 8
3V_SDA1
6
SDA1
3V_SCL1
5
SCL1
IIC_CONT
4 IIC_BUS
IIC_CONT
5VRXD_TU
5VTXD_TU
RXD_PC
TXD_PC
3V_SDA3
3V_SCL3
3V_SDA1
3V_SCL1
IIC_CONT
IIC_INT
TH-42PH10BK/BS/EK/ES
DN-Board (1 of 2) Block Diagram
IC4001
A/D CONVERTER(MAIN)
R0 75 R(8Bit)
R
Pr/R IN
R
54 CLP
R7 68
110M
G0 7 G(8Bit)
G Y/G IN
8BIT
48 CLP G
ADC G7 80
B
Pb/B IN B0 12 B(8Bit)
43 CLP
B
+3.3V
B7 19
IIC_BUS
P3V_SDA2
SDA
57
P3V_SCL2
SCL
56
VSYNC VD
NRST 61 RESETN
62
HSYNC HD
SYNC
64
SEPA
DTCLK CLK
65
24 30 31
IC4031,IC4032
LEVEL CONVERTER
+3.3V 5V->3.3V
1 A Y 4
HD-M/VD-M
2 B
P+15V
+2.5V
Q4702
D4711
+2.5V SOS
+2.5V DET
+1.5V
Q4703
D4712
+1.5V SOS
+1.5V DET
+3.3V
Q4704
D4713
+3.3V SOS
+3.3V DET
P+5V
OR GATE
STB+3.3V
A
Y
B
IIC_CONT
Q4801
Q4802
UART_SW
5V<-3.3V
Q4803
STB+5V
TXD_PC
7 2 Q4707
RXD_PC
6 5
Q4706
IC4803
STB3.3V
SERIAL SWICTH
IC4715
5VRXD_TU VCC
5V->3.3V
STB5V
LEVEL CONVERTER
VCC 3VTXD_TU
5VTXD_TU
IC4714
LED_R LED_R
LED_G LED_G
5V<-3.3V
NRST
LEVEL CONVERTER
D_STB+3.3V
DN
1 2 4 5 6 7 8
11
FOR
FACTORY
USE
DN
DIGITAL SIGNAL PROCESSOR
MICON
MAIN VIDEO
IC4002
+2.5V +3.3V
AVR 3.3V P+5V
1 7
OUT VCC
2.5V
MN_RX0-3-
LVDS
MN_RX0-3+
RECEIVER
MN_CLK-
Low
Voltage
MN_CLK+
Differential
Signaling
SB_RX0-3-
SB_RX0-3+
TTL
SB_CLK- PARALLEL
SB_CLK+ DATA
VD HD CLK
SYNC SIGNAL
CONTROL
HD,VD
CLK
HD,VD
VD-ADM,HD-ADM,CLP-M
CLP
IC4201
NRST-FP NRST
FPGA/ASIC
SYNC SIGNAL CONTROL
LVDS RECEIVER
IICBUS
TTL S/P
P3V_SCL2
IIC
P3V_SDA2
CONT
Q4713,14
+15V DET
STB+3.3V
STB+1.5V
VDD
VDD
STB_ON
1 STB_ON
CABLE_DET
129 CABEL_DET
POWER_STATUS
131
POWER STATUS
Q4705 KEY_INPUT
KEY_INPUT
140
DPMS_HD
40 DPMS_HD
DPMS_VD
170 DPMS_VD
SOS BLINKING TIMES
134 P+15V SOS
P+15V SOS:LED 2TIMES
139 P+3.3V SOS
+3.3V SOS:LED 3TIMES
P+5V SOS
P+5V SOS
132
P+5V SOS:LED 5TIMES
AC_GOOD
2 AC_GOOD
SOUND_MUTE
30 SOUND_MUTE
IIC_INT
IIC_INT
36
IIC_CONT
37 IIC_CONT
TXD_PC
38 TXD_PC
RXD_PC
39 RXD_PC
FAN_SOS
130 FAN_SOS
RTC_INT
158 RTC_INT
UART_SW
UART_SW
161
READY
165 READY
ALARM
166 ALARM
ALLOFF
171 ALLOFF
5 DRV_MUTE
25
TV_ON/OFF
26 REMOCON OUT
122 RMIN
35 REMOCON INH
IC4701
MICOM
3VRXD_TU
41 RXD_TU (SBI1)
42 TXD_TU (SBO1)
27 LED_R
28 LED_G
4 NRST
NRST NRST-FP
SCL1
119 SCL0B
SDA1
118
SDA0B
STB+5V P+15V
9 10 11 12 13 14 15 16 17 18 19 21
84
R,G,B MAIN VIDEO 24bit
3.3V
R,G,B SUB VIDEO 24bit
R,G,B
R0-R7
MAIN VIDEO
G0-G7
B0-B7 24bit
RGB
R,G,B
PICTURE R0-R7
G0-G7 SUB VIDEO
OUTPUT
B0-B7
24bit
HD,VD,DCK
HD,VD,DCK
VDO-M,HDO-M,DCK-M
VDO-S,HDO-S,DCK-S
IC4721
STB+3.3V TEMP SENSOR
HD,VD,DCK
4 VCC SDA 1
SCL 6
CLKM_IN
MCLD
MICOM
MCCLK
COMMU
MCDATA
44
MCDATA
43
MCCLK
Q4701
MCLD 29
162
LVDS_PD
OSDKXI 92
R00 101
R04 97
109
G00
OSD0-15
OSD
G05 104
B00 115
IC4703
B04 110
OSD_YS STB+3.3V EEPROM
96
YSOUT
OSD_YM
YMOUT 95 8 VCC
OSD-HDO
HSYNC 90
Q4712 7
OSD-VDO WC
VSYNC 94
OSD-CLKIN
VCLKOUTA 69
OSD-HDIN
68
HOUTA IC4704
RESET
EEPROM_WP 33
NRST 84 1 VOUT
82
79
IC4702
76
8M FLASH MEMORY
65
A0
61
A18
57 RESET
STB+3.3V
46
STB+3.3V
D00 7
IIC_BUS
D15
24
IIC_CONT
P_ON/OFF 34
3V_SCL1
IIC_BUS
3V_SDA1
3V_SCL1
SCL0A 121
P3V_SCL2
3V_SDA1
SDA0A 120
P3V_SCL2 P3V_SDA2
SCL1 89
P3V_SDA2 3V_SCL3
SDA1 88
3V_SDA3
3V_SCL3
SCL2 87
TXD_PC
3V_SDA3
SDA2 86
RXD_PC
STB+5V
IIC_INT
1
2
HD,VD,DCK
3
IIC_BUS
P3V_SDA2
P3V_SCL2
CLK1
4
5
CLK3
6
OSD
7
IIC_BUS
3V_SDA1
SDA 5
3V_SCL1
6
SCL
STB+3.3V
VDD 2
8
FOR
FACTORY
USE
DN4
1 STB3.3V
2 IIC_CONT
4
SCL1
5 SDA1
6 SCL2
7 SDA2
8 SCL3
9 SDA3
TXD
10
RXD
11
12 IIC_INT/BOOT
14 STB5V
TH-42PH10BK/BS/EK/ES
DN-Board (1 of 2) Block Diagram