Mitsubishi Electric LT-40148 Service Manual page 50

Lcd flat panel television
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1
2
3
PG 5.....MAIN3 [HDMI]
TV MICRO
MAIN 13
A
R2201
150
1/10W
D2201
MAZ80510H
R2207
47K
1/16W
PIN
Signal Assignment
1
1
3
3
2
2
1
T.M.D.S. Data 2+
D2203
2
T.M.D.S. Data 2 Shield
MC2850-T111-1
D2202
B
MC2850-T111-1
3
T.M.D.S. Data 2-
4
T.M.D.S. Data 1+
R2204
100
1/16W
5
T.M.D.S. Data 1 Shield
R2205
DDC0DA
100
6
T.M.D.S. Data 1-
1/16W
DDC0CL
7
T.M.D.S. Data 0+
8
T.M.D.S. Data 0 Shield
R0XC-A
T.M.D.S. Data 0-
9
IC2201
10
T.M.D.S. Clock+
R0XC+A
11
T.M.D.S. Clock Shield
R0X0-A
RClamp0524P.TCT
12
T.M.D.S. Clock-
C
1
R0X0+A
13
CEC
2
R0X1-A
14
Reserve
3
15
DDC Clock
R0X1+A
4
16
DDC Data
5
17
Ground (return for +5V,
18
+5V Power
IC2202
RClamp0524P.TCT
19
Hot Plug Detect
Shell
FG
1
(20)
Location Post (GND)
2
(21)
Location Post (GND)
3
D
(22)
Location Post (GND)
R0X2-A
4
(23)
Location Post (GND)
R0X2+A
5
DC/DC IO MAIN 1
3.3VSL
C2134
8
7
6
5
0.1
25V/16V
C2135
47
IC2102
6.3V
MM1661JHBE
TP1.8V-HDMISW
1
2
3
4
1.8V
C2131
E
.33M
C2132
C2133
6.3V
470
16V
22
50V
TV MICRO
HDMI-DETR[1]
MAIN 13
R2301
150
1/10W
D2301
MAZ80510H
5V Zener
R2307
5VSL
47K
1/16W
DC/DC IO MAIN 1
R2303
56
1/16W
F
CEC_A
DDC1DA
DDC1CL
IC2301
RClamp0524P.TCT
1
10
2
9
G
3
8
4
7
5
6
IC2302
RClamp0524P.TCT
1
10
2
3
4
H
5
D2103
BAT54S
R2106
I
1
82K
1/16W
3
2
1
1
J
LT-40148/46148
ONLY
MAIN 12
K
4
5
6
3.3VS
AV-SW
MAIN 2
74HC132DB
5VS
14
C2E01
C2E00
IR-OUT
0.1
100
25V/16V
16V
R2E16
R2E15
R2E14
R2E13
4.7
4.7
4.7
4.7
R2E02
13
1/4W
1/4W
1/4W
1/4W
2.7K
C2E03
1/16W
DGND
0.1
DGND
R2E03
25V/16V
12
2SC3052-T112-1E,F
330
1/16W
Q2E02
TPIR
Q2E01
2SB1424T100R
Q2E00
11
DGND
R2E00
RT1N436C-T112-1
1K
L2E00
1/16W
R2E05
CNF20C221S
22
10
1/10W
R2E01
R2E07
9
2.7K
10K
R2E06
1/16W
1/16W
22
1/10W
DGND
8
DGND
DGND
LT-40148 ONLY
R2203
56
1/16W
10
9
8
7
6
10
9
8
7
6
C2111
0.1
R2135
25V/16V
3.3K
1/16W
C2109
0.1
25V/16V
C2112
C2113
0.1
1000
50V
25V/16V
C2110
C2114
1000
1000
50V
50V
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
AGND
41
R1X0-
42
R1X0+
L2101
43 AVCC33
C2116
C2117
1.8VSL
0.1
1000
44 R1X1-
50V
25V/16V
45 R1X1+
46
AGND
47 R1X2-
48 R1X2+
L2102
C2120
49 AVCC18
C2119
0.1
1000
IC2101
25V/16V
50V
50 DSDA1
SiI9185ACTU
51 DSCL1
52RPWR1
C2123
53CEC_D
C2122
CEC
0.1
1000
25V/16V
50V
54CEC_A
55 AVCC33
56 HPD2
L2104
57 AVCC18
C2125
C2126
0.1
1000
25V/16V
50V
58 R2C-
59 R2CX+
60 AGND
R2X0-
61
62 63
64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
C2104
1000
50V
C2128
C2103
1000
C2127
0.1
50V
C2130
0.1
C2129
25V/16V
0.1
1000
25V/16V
25V/16V
50V
10
9
8
7
6
10
9
8
7
6
IC2401
IC2402
RClamp0524P.TCT
RClamp0524P.TCT
5
1
2
3
4
1
2
3
4
5
9
AT24C02BN-SH-T
8
7
6
LT-40148/46148
ONLY
TPEDIDWP
R2401
150
5V Zener
1/10W
D2402
D2403
D2401
MAZ80510H
MC2850-T111-1
MC2850-T111-1
R2406
47K
1/16W
R2403
56
1/16W
R2404
R2405
100
100
1/16W
1/16W
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
J2401
PLD
TV MICRO
MAIN 6
MAIN 13
7
8
9
10
MAIN 1
TV MICRO
MAIN 12
MAIN 12
MAIN 2
MAIN 6
IC2E01
TV MICRO
MAIN 13
RMOUT1
DGND
VCC
1A
R2E09
1
2.2K
1/16W
4B
1B
RMOUT2
2
LT-40148 ONLY
1Y
4A
SYST5-CAPTURE2
3
4Y
2A
4
SYST5-CTRL2
R2E08
3B
2B
5
10K
WIRED-RMC-CARRIER
1/16W
DGND
3A
2Y
6
3Y
VSS
7
DGND
DGND
R2017
100
1/16W
R2018
100
1/16W
R2006
4.7K
1/16W
L2004
36
C2014
0.1
C2015
25V/16V
1000
50V
AGND
AVCC18
C2017
37
0.1
C2018
25V/16V
1000
38
AVCC33
50V
R0XC-A
R0XC-
39
R0XC+A
40
R0XC+
41
AGND
C2020
1000
50V
AVCC33
42
R0X0-A
43
R0X0-
R0X0+
R0X0+A
44
AGND
45
C2022
1000
AVCC33
50V
46
R0X1-A
R0X1-
47
R0X1+A
48
R0X1+
AGND
49
C2024
1000
50V
AVCC33
50
C2107
R0X2-A
R0X2-
0.1
51
25V/16V
R0X2+A
R0X2+
52
AGND
C2108
1000
53
50V
C2026
1000
AVCC18
50V
54
25
24
23
22
21
R0X0-
ANTSTO
20
C2027
55
0.1
AGND
C2028
19
25V/16V
1000
R0C+
C2105
AVCC33
50V
0.1
56
R0C-
18
25V/16V
R1XC-
17
C2106
AVCC18
57
1000
16
50V
HPD0
R1XC+
58
15
LSCL/EPSEL[1]
R2101
R2102
100
100
1/16W
1/16W
LSDA/EPSEL[0]
14
R2103
59
AGND
330
1/16W
C2030
RESET#
13
1000
R2112
50V
AVCC33
60
12
EXTSWING
750
1/16W
TXC-
11
R1X0-
61
TXC+
10
C2121
62
R1X0+
9
1000
AGND
50V
8
TX0-
63
AGND
7
C2032
TX0+
1000
50V
C2101
64
AVCC33
6
AVCC18
0.1
25V/16V
5
TX1-
65
R1X1-
C2102
1000
4
TX1+
50V
66
R1X1+
AGND
3
L2005
2
C2034
AGND
TX2-
67
0.1
TX2+
C2035
1
25V/16V
1000
AGND
50V
68
AVCC33
R1X2-
69
70
R1X2+
AGND
R2104
71
10K
1/16W
AVCC18
C2036
72
0.1
25V/16V
C2037
1000
50V
73
L2001
C2038
0.1
C2080
25V/16V
TPEDIDVCC
0.1
25V/16V
IC2004
R2042
0
1/16W
1
8
R2027
10K
1/16W
R2029
47K
2
7
1/16W
3
6
4
5
TPEDIDGND
TPEDIDSCL
TPEDIDSDA
R2040
R2041
100
100
1/16W
1/16W
LT-40148 & LT-46148 ONLY
Q2003
RT1N436C-T112-1
10
9
8
7
6
10
9
8
7
6
IC2E42
IC2E41
10
9
8
7
6
RClamp0524P.TCT
RClamp0524P.TCT
IC2E43
RClamp0524P.TCT
5
1
2
3
4
5
1
2
3
4
1
2
3
4
5
R2036
10K
1/16W
ISA1235AC1-IE,IF
Q2002
R2037
R2033
56
1/16W
R2034
1/16W
5.6K
1/16W
R2E42
150
R2035
1/10W
10K
1/16W
Q2001
D2E44
1/16W
MAZ80510H
2SC3052-T112-1E,F
1K
R2E41
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
J2E01
MAIN 4
11
12
13
8
7
6
5
8
7
6
R2001
R2002
R2012
R2011
33
33
33
33
R2014
R2013
1/16W
1/16W
1/16W
1/16W
C2012
100
100
C2009
R2016
R2015
0.1
1/16W
1/16W
0.1
3.3K
3.3K
25V/16V
25V/16V
1/16W
1/16W
1
2
3
4
1
2
3
C2008
C2003
1000
1000
50V
C2005
C2004
50V
1000
0.1
50V
25V/16V
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
CSDA
IC2001
SiI9125CTU
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
C2041
C2047
C2054
0.1
C2046
0.1
0.1
C2044
1000
25V/16V
25V/16V
25V/16V
1000
50V
C2042
50V
1000
50V
R2039
L2003
1M
1/16W
R2038
L2006
680
1/16W
C2049
X2001
C2050
15
28.322MHz
18
50V
50V
L2008
L2007
C2052
0.1
25V/16V
L2009
C2089
8
7
6
5
0.1
25V/16V
C2090
47
6.3V
IC2005
MM1661JHBE
TP1.8V-HDMIRX
1
2
3
4
1.8V
C2086
C2087
.33M
6.3V
22
16V
C2088
470
50V
C2082
0.1
25V/16V
PG 1.....BLOCK
10K
PG 2.....POWER
PG 3.....MAIN1 [DC-DC / IF]
PG 4.....MAIN2 [AV-SWITCH / TUNER / OOB]
PG 5.....MAIN3 [HDMI]
PG 6.....MAIN4 [DM-CORE (x240)]
PG 7.....MAIN5 [DM-MEMORY]
PG 8.....MAIN6 [PROGRAMMABLE LOGIC DEVICE]
PG 9.....MAIN7 [ANALOG-DIGITAL CONVERTOR]
TV MICRO
MAIN 6
MAIN 4
DC/DC MAIN 1
MAIN 13
PG 10....MAIN8 [ASIC]
PG 11....MAIN9 [ASIC MEMORY]
PG 12....MAIN10 [LVDS]
PG 13....MAIN11 [AUDIO]
PG 14....MAIN12 [TV MICRO]
PG 15....MAIN13 [POD]
PG 16....MAIN14 [FRAME RATE CONTROL]
PG 17....MAIN15 [DDRAM]
PG 18....MISC
PG 19....SOUND (VLP39++ ONLY)
14
15
16
R2010
8
7
6
5
5
33
1/16W
R2003
33
1/16W
1
2
3
4
4
C2002
0.1
25V/16V
7
6
5
4
3
2
1
Q11
144
CVCC
143
CGND
142
C2072
1000
Q12
50V
R2004
141
33
Q13
1/16W
140
Q14
HDMI-Y[0]
139
1
8
HDMI-Y[1]
2
7
Q15
138
HDMI-Y[2]
3
6
IOVCC
HDMI-Y[3]
137
4
5
C2070
1000
IOGND
136
50V
Q16
R2005
135
33
1/16W
Q17
134
Q18
133
HDMI-Y[4]
1
8
HDMI-Y[5]
2
7
Q19
132
HDMI-Y[6]
3
6
C2067
HDMI-Y[7]
CVCC
131
4
5
0.1
25V/16V
C2068
1000
CGND
50V
130
Q20
129
Q21
128
Q22
127
Q23
126
IOVCC
C2065
125
0.1
25V/16V
R2007
IOGND
124
33
1/16W
Q24
123
HDMI-Y[8]
1
8
Q25
122
HDMI-Y[9]
2
7
Q26
HDMI-CR[0]
121
3
6
HDMI-CR[1]
4
5
Q27
120
CVCC
119
C2064
1000
CGND
118
50V
R2008
33
Q28
1/16W
117
HDMI-CR[2]
1
8
Q29
116
HDMI-CR[3]
2
7
Q30
HDMI-CR[4]
115
3
6
HDMI-CR[5]
4
5
Q31
114
IOVCC
113
C2062
1000
IOGND
50V
112
R2009
33
Q32
1/16W
111
HDMI-CR[6]
Q33
1
8
110
HDMI-CR[7]
2
7
HDMI-CR[8]
Q34
109
3
6
HDMI-CR[9]
4
5
HDMI-CB[0]
HDMI-CB[1]
102
103
104
105
106
107
108
HDMI-CB[2]
HDMI-CB[3]
HDMI-CB[4]
C2057
C2059
HDMI-CB[5]
0.1
0.1
L2002
C2060
HDMI-CB[6]
25V/16V
25V/16V
1000
50V
HDMI-CB[7]
HDMI-CB[8]
HDMI-CB[9]
HDMI-Y[0]
HDMI-Y[1]
HDMI-Y[2]
HDMI-Y[3]
HDMI-Y[4]
HDMI-Y[5]
HDMI-Y[6]
HDMI-Y[7]
HDMI-Y[8]
HDMI-Y[9]
HDMI-CR[0]
HDMI-CR[1]
HDMI-CR[2]
HDMI-CR[3]
HDMI-CR[4]
HDMI-CR[5]
HDMI-CR[6]
HDMI-CR[7]
HDMI-CR[8]
HDMI-CR[9]
I2CDATB
HDMI-ODCK
HDMI-VSYNC
HDMI-HSYNC
DSCL1
I2CCLKB
DSDA1
CONTENTS
LT-40148 VLP39+
LT-46148 VLP39+
LT-52148 VLP39+
LT-46149 VLP39++
LT-52149 VLP39++
LT-46246 VLP39+++
LT-52246 VLP39+++
VLP39++ and VLP39+++ ONLY
[SIDE / LED / CONTROL / PREAMP / SBL]
PAGE 5

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