+
AA_SOS1
AR_RXD_TU
AAE_MCD
A
T
A
AA_SOS3
AA_SOS2
VPP12V
AAO_MCHD
AAO_MCVD
AAE_MCCLK
AAE_MCLD
AA_DR
V
MUTE_S5V
AA_DR
V
RST_5V
AA_DRVMUTE_M
AA_DRVMUTE_S
AA_DR
VMUTE_S5V
AA_DR
VMUTE_M5V
AA_DR
VRST_5V
AA_DRVRST
AA_NRST
AJ_IIC_CONT
AA_REMOCON
AA_CABLE_DET
AA_KEY
AH_REM_OUT
AAE_MCCLK
AAO_MCCLKO
AAO_MCLDO
AAO_MCDATAO
ABV_D04
ABV_D08
AO_A14
ABV_D15
AO_A2
AA_STB_ON
AR_IIC_INT
AAF_DPMS_VD
AAF_DPMS_HD
AA_ALL_OFF1
AA_PS_SOS
AA_F
AN_SOS
AH_REM_OUT
AH_REM_INH
AA_R
USH_ON/OFF
AA_TV_ON/OFF
AA_KILL_SOS
AR_SCL3
AR_SDA3
AH_REM_INH
AA_LED_R
AA_LED_G
ABV_D15
ABV_D12
ABV_D14
ABV_D13
ABV_D05
ABV_D06
ABV_D07
AAH_SD08
AAH_SD09
AAH_SD11
AO_A18
ABI_I
ABI_J
ABI_D
ABV_D09
ABV_D10
ABV_D11
AAH_SD10
ABI_A
ABI_B
ABI_D
ABL_VA6
ABL_VA8
ABI_C
ABL_VA4
ABL_VA5
AAH_SD12
AAH_SD13
AAH_SD14
AAH_SD15
ABV_D13
ABV_D12
ABL_VA0
ABL_VA1
ABV_D14
ABL_VA2
ABL_VA3
ABL_VA7
AO_A4
AO_A5
AO_A6
AO_A7
AO_A17
ABV_D01
ABV_D02
ABV_D08
ABV_D09
AO_A1
AO_A3
AO_A0
ABV_D00
ABV_D11
ABV_D03
ABV_D10
AO_A12
AO_A11
AO_A10
AO_A9
AO_A8
AO_A16
AO_A15
AO_A13
AAE_MCDATA
AR_TXD_TU
AR_TXD_PC
AR_RXD_PC
AA_REMOCON_OUT
AR_TXD_PC
AR_RXD_PC
STB5V_S
AA_R
TC_INT
STB5V_M
AA_SOS_ST
A
T
US
1%
R9919
10k
C9760
16V
0.056u
R9818
100
R9857
1k
C9756
50V
1000p
R9803
100
D9724
MA2J11100L
R9823
56
R9872
0
R9840
100
R9890
10k
R9910
100
R9833
39k
R9804
100
C0JBAE000283
1
IN B
2
IN A
3
GND
5
VCC
4
OUT Y
C9741
16V
0.1u
R9921
100
1%
R9913
22k
R9843
10k
R9794
2.7k
R9897
10k
STB5V_S
R9876
10k
C9742
16V
47u
R9856
100
D9719
MAZ30620ML
R9917
10k
R9941
330
C9731
16V
0.1u
R9907
10k
D9730
MA3X152K0L
R9853
10k
R9852
10k
R9814
10
R9898
0
D9727
MA3X152K0L
R9851
22k
C9751
0.01u
UNREG14V
R9908
100
R9932
1k
C9733
16V
0.1u
C0EBB0000024
1
2
IN
3
4
GND
5
6
OUT
7
VCC
8
R9855
39k
R9893
100
R9878
100
R9811
0
R9936
5.6k
R9882
100
R9873
4.7k
R9904
10k
C9766
6.3V
10u
1.8V
R9889
100
C9753
0.1u
C3HAHC000006
4
SI/O2
8
I/O1
9
1/O2
6
DT/OE
3
SI/O1
2
SI/O0
10
I/O3
11
VCC
12
WE
7
I/O0
13
NC
14
RAS
1
SC
15
NC
16
A8
17
A6
5
SI/O3
18
A5
19
A4
20
VCC
26
QSF
40
VSS
28
NC
27
CAS
39
SI/O7
29
DSF
38
SI/O6
37
SI/O5
36
SI/O4
35
SE
34
1/O7
33
I/O6
32
I/O5
31
I/O4
22
A3
21
A7
23
A2
30
VSS
24
A1
25
A0
R9826
100
R9909
10k
C9765
16V
0.1u
R9834
56
R9844
10k
C9754
0.1u
R9846
10k
R9820
4.7k
R9940
10k
R9894
100
R9860
100
R9901
0
D9720
MAZ30620ML
R9824
56
C9729
16V
4.7u
R9798
5.6k
R9819
100
R9839
100
R9805
0
R9934
10k
R9925
0
R9816
1k
C9755
1000p
R9800
0
R9900
100
R9935
5.6k
C3EBGC000018
1
A0
2
A1
3
A2
4
GND
5
SDA
6
SCL
7
WP
8
VCC
C9749
16V
0.1u
C9737
16V
0.1u
R9918
0
R9924
22k
C9769
16V
0.1u
C9740
16V
0.1u
C9750
16V
4.7u
3.3V
R9886
100
C9767
16V
1u
R9867
33
R9895
100
C9730
16V
0.1u
R9864
100
R9829
39k
STB5V_S
R9869
100
D9769
MA3X152K0L
C9761
50V
33p
R9945
10
R9861
10k
R9943
100
R9859
1k
1
2
3
4
5
6
7
R9868
4.7k
D9723
MAZ30620ML
R9930
100
R9905
10k
R9799
5.6k
R9922
100
R9914
1k
R9875
100
C0JBAZ000545
OE1
1
2
I0
3
O7
4
I1
5
O6
6
I2
7
O5
8
I3
9
O4
10
GND
11
I4
12
O3
13
I5
14
O2
15
I6
16
O1
17
I7
18
O0
19
OE2
20
VCC
R9850
100
R9848
EXB38V103JV
C9759
16V
0.1u
R9942
10k
R9577
0
R9849
100
R9880
100
R9825
1k
R9838
0
R9946
10
R9871
1k
C9762
50V
33p
R9832
10k
R9944
1k
C0JBAZ001604
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
R9858
100
R9906
100
C9748
16V
0.1u
R9885
EXB38V103JV
R9931
10k
P5V
R9903
10k
R9883
100
3.3V
C9752
0.01u
R9817
0
C9728
16V
0.1u
C9768
16V
1u
R9920
1M
R9827
3.3k
C9743
16V
1u
R9937
330
R9835
56
R9916
0
R9933
330
R9879
100
P5V
R9887
10k
R9923
100
R9744
0
R9896
100
R9836
100
C9732
16V
0.1u
D9771
MA3X152K0L
R9837
10k
X9702
H0J921400003
R9770
10k
R9874
100
C3FBLD000039
1
RY/BY
44
RESET
2
A18
3
A17
4
A7
5
A6
6
A5
7
A4
8
A3
9
A2
10
A1
11
A0
12
CE
13
VSS
14
OE
15
DQ0
16
DQ8
17
DQ1
18
DQ9
19
DQ2
20
DQ10
21
DQ3
22
DQ11
23
VCC
24
DQ4
25
DQ12
26
DQ5
27
DQ13
28
DQ6
29
DQ14
30
DQ7
31
DQ15/A-1
32
VSS
33
BYTE
34
A16
35
A15
36
A14
37
A13
38
A12
39
A11
40
A10
41
A9
42
A8
43
WE
R9847
10k
R9939
330
R9810
0
Q9715
2SD0601A0L
Q9714
2SD0601A0L
Q9709
2SD0601A0L
Q9708
2SD0601A0L
Q9716
2SD0601A0L
C2BBGF000491
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
R9991
10k
Q9717
2SD0601A0L
R9990
330
R9992
330
R9993
10k
D9714
MA3X152K0L
1.8V_S
Q9706
B1CBHD000001
G
D
S
R9809
10k
NC
MAIN_RESET
P53/SRD
Y
2
3.AN0 15V_DET
1.P62/AN2 SC_SOS
GND
TXD
RXD
GND
STB5V
12V
31.P21 STB_ON
4.P57/INT3 R
T
C_INT
NC
P54/CNTR0 DPMS
VD
P55/CNTR1 DPMS HD
21.P40/INT40/XCOUT SCL
20.P41/INT00/XCIN SDA
KEY_SCAN
NC
DRV_SOS
POWER_SOS
NC
IICINT
IIC SEL
48.P00/AN8 A_MUTE
47.P01/AN9 M_PO
WER
46.P02/AN10 KILL_SOS
IICCONT
P31/DA2
R
USH_ON/OFF
P04/AN12
DRIVER_MUTE
P06/AN14 NC
DR
VER_RST
PO
WER_SNS
P11/INT01
P12 NC
P13 NC
P14 CABLE_Z
P24 LED_R
P15 PO
WER ST
A
T
P17 ALL_OFF1
P16 SOS_INH
29.REM_INH
30.P22LODER_MD
32.P20_REM OUT
P25MAIN_CONF
P26 LED_G
XOUT
XIN
VSS
18.CNVSS/VPP
19._RESET
17.P42/INT1 FPGA CS
/CNTR2 PRG RST
P47/_SRD
Y
1
P50/_SIN2 DIN
P51/_SOUT2 DOUT
P52/_SCLK2 CLK
5.P56/PWM NC
P63/AN3
P64/AN4
P65/AN5
P66/AN6
P67/AN7
AVSS
VREF
VCC
P30/DA1
P32/SDA
P33/SCL
P34/RXD3
P35/TXD3
P36/SCLK3
P37/_SRDY3
P44/RXD1 RXD_TU
P45/TXD1 TXD_TU
P46/SCLK1
PR
OG_CTL
P43/INT2
2.AN1 5V_DET
P10/INT41 REM_IN
P07/AN15
P05/AN13
45.P03/AN11
2Y1
1OE
VCC
1A1
2Y4
1A2
1A3
1A4
GND
2Y3
2Y2
2OE
1Y1
1Y2
1Y3
1Y4
2A4
2A3
2A2
2A1
15
8
14
9
11
13
12
10
55
56
54
57
52
53
51
58
59
AB
AA
AD
3.3V -> 5V
1Mbit VRAM
8M R
O
M
5V -> 3.3V
EEPROM
OR
RESET
CONVERT
MICRO PROCESSOR
!
D-BOARD TXN/D10QKS (7/15)
TH-42PX20U-P D-BOARD (7 of 15) Schematic Diagram
TH-42PX20U-P D-BOARD (7 of 15) Schematic Diagram
Summary of Contents for TH-42PX20U/P Operating
Page 9: ...6 2 Lead of Wiring 2 9 ...
Page 10: ...6 3 Lead of Wiring 3 10 ...
Page 11: ...6 4 Lead of Wiring 4 11 ...
Page 12: ...6 5 Lead of Wiring 5 12 ...
Page 34: ...15 2 Parts Location 2 34 ...
Page 35: ...15 3 Parts Location 3 35 ...
Page 36: ...36 ...
Page 37: ...15 4 Parts Location 4 15 5 Parts Location 5 37 ...
Page 38: ...38 ...
Page 42: ...17 2 Electrical Replacement Parts List 42 ...
Page 54: ...D12 K1KA07A00189 7P CONNECTOR 1 54 ...
Page 348: ...1 Applicable signals 4 TH 42PX20U P ...
Page 353: ...6 Location of Lead Wiring 6 1 Lead of Wiring 1 9 TH 42PX20U P ...
Page 354: ...6 2 Lead of Wiring 2 10 TH 42PX20U P ...
Page 355: ...6 3 Lead of Wiring 3 11 TH 42PX20U P ...
Page 356: ...6 4 Lead of Wiring 4 12 TH 42PX20U P ...
Page 357: ...6 5 Lead of Wiring 5 13 TH 42PX20U P ...
Page 358: ...6 6 Lead of Wiring 6 14 TH 42PX20U P ...
Page 367: ...9 4 IIC mode structure following items value is sample data 23 TH 42PX20U P ...
Page 376: ...32 TH 42PX20U P ...