Mitsubishi Electric LT-40148 Service Manual page 59

Lcd flat panel television
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1
2
3
PG 14....MAIN12 [TV MICRO]
STATUS-R
STATUS-G
A
KSC0
KSC1
PWRLED
MANRST
HDMISW-SCL
HDMISW-SDA
B
CEC
HDMI-F-INT
HDMI-DETR[0]
HDMI-DETR[1]
HDMI-DETR[2]
HDMI-DETF
HPD4
HDMISW-RST
HDMI-MUTE
C
PODCARD-DET
D
BUS-REQ
IR-IN
E
SYST5-DET1
SYST5-DET1
MAIN-02
WIRED-RMC
F
PON-SHORT
PNL12V-SHORT
RMC
SDA-I
SCL-I
PANEL_POWER
G
AC-OFF
INVERTER_SHORT
INVERTER_RELAY
BACKLIGHT-ON-OFF
SD-MAIN
RMOUT2
RMOUT1
RMOUT1
SYST5-CTRL2
H
SYST5-CAPTURE2
SYST5-CARRIEROUT
IC7A03
MM3383DNRE
5VSL
1 VDD
MAIN-01
VOUT
5
I
C7AA7
R7AB2
0.1
2.2K
2 GND
25V/16V
1/16W
DGND
3 CE
4
NC
R7AB4
3.3K
DGND
1/16W
DGND
BLUE-LED
MAIN-01
J
K
4
5
6
Q7A10
R7A10
330
RT1P241C-T112-1
1/16W
CEC
R7A87
22K
1/16W
R7A88
22K
R7A89
1/16W
22K
1/16W
R7A90
R7B87
R7B88
R7B89
22K
33K
33K
33K
1/16W
1/16W
1/16W
1/16W
R7B90
DGND
DGND
33K
DGND
1/16W
DGND
R7AA2
R7AA3
10K
10K
1/16W
1/16W
C7AA1
C7AA2
0.01
0.01
50V
50V
DGND
DGND
BUS-REQ
R7B20
100
1/16W
R7A20
5.6K
1/16W
DGND
R7AA9
R7AA7
R7AA5
0
0
0
1/16W
1/16W
1/16W
DGND
DGND
DGND
10K
1/16W
R7A97
C7AA5
0.1
25V/16V
C7AA4
R7AA1
0.1
SYST5-DET1
33K
25V/16V
1/16W
DGND
R7AF6
10K
DGND
1/16W
TP7A03
1
EMR-OFF
C7A02
0.01
50V
PON-SHORT
DGND
R7A03
1K
1/16W
C7A03
25V
1000
R7A08
DGND
0
1/16W
R7A09
0
1/16W
AC-OFF
BACKLIGHT-ON-OFF
C7AA8
0.1
C7AA9
25V/16V
DGND
DGND
7
8
9
10
Q7A69
R7A69
330
RT1P241C-T112-1
1/16W
Q7A70
R7A70
330
RT1P241C-T112-1
R7A83
1/16W
2.2K
R7A84
2.2K
1/16W
1/16W
HDMISW-SCL
HDMISW-SDA
BACKLIGHT-IN
BACKLIGHT-CTRL
R7A94
R7A93
10K
10K
1/16W
R7B95
1/16W
10K
1/16W
R7B73
R7A82
10K
0
1/16W
1/16W
R7B94
100
R7B85
1/16W
0
1/16W
DGND
C7A97
0.1
R7A95
25V/16V
1K
1/16W
DGND
DGND
102
101
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
KS0
103
ID3
104
ID2
105
ID1
106
LAMPLIT_OUT
107
PNL-12V-SHORT
SPDIF_DET
108
3.3V-SHORT
109
ENG_ID
DGND
110
CHASSIS-TEMP
111
PON-SHORT
112
BACKLIGHT-IN
SEL-LVDS
113
LAMPLIT
CABLEDET0
114
WIRED-RMC-DET
IC7A01
115
ENG-EMR-OFF
PD78F1178
DGND
116
EMR-OFF
SYST5_CTRL2
117
BUS-RLS
118
FAN-ON
119
WIRED-RMC
120
PANEL-PWR
121
RESV-FPGA
122
RESV-FPGA
CABLEDET1
123
RESV-FPGA
AUDIODSP-RST
124
SYST5-CAROUT
MICPWR-ON
125
SYST5-CAPTURE
126
RMC
SYST5-RMOU1
127
SDA-I
128
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
SCL-I
C7A32
1U
10V/6.3V
DGND
R7A02
C7A04
10K
C7A06
0.01
C7A36
1/16W
0.01
0.1
50V
50V
25V/16V
C7A05
R7B30
1M
0.01
DGND
50V
DGND
1/16W
DGND
X7A02
R7A05
DGND
20.000MHz
100
1/16W
C7A07
C7A30
C7A31
R7A06
0.01
10
100
10
50V
50V
1/16W
50V
R7A07
100
DGND
DGND
1/16W
R7A27
0
1/16W
X7A01
C7A15
DMX-26S 32.768KHZ
0.01
50V
TP7A10
TP7A09
1
4
DGND
2
3
C7A28
TP7A08
C7A27
5
5
50V
50V
L7A01
L7A02
DGND
R7A13
R7A14
33K
33K
1/16W
1/16W
DGND
R7A15
0
1/16W
MC2838-T112-1
R7A23
10K
D7A04
TP7A01
1/16W
C7B26
C7AA6
0.01
0.1
25V/50V
25V/16V
D7A01
MC2838-T112-1
DGND
MC2838-T112-1
D7A05
DGND
11
12
13
25V/16V
0.1
C7A68
DGND
IC7A02
MAX4232AKA+T
R7A78
100
1/16W
8 VDD
OUT1
1
7 OUT2
IN1-
2
25V/16V
0.1
C7A67
6 IN2-
IN1+
3
DGND
5 IN2+
VSS
4
R7A77
DGND
6.8K
1/16W
C7A69
1U
10V/6.3V
DGND
R7A72
2.2K
1/16W
R7A71
2.2K
1/16W
67
66
65
FRC-RST
64
63
NC
62
NC
61
60
FRC-VDD13
DDR13
59
58
STBY
C7B57
0.1
57
25V/16V
EVDD1
56
EVSS1
DGND
R7A55
100
1/16W
55
DGND
54
53
DAC-LD
R7BB1
R7A54
220
10K
52
1/16W
1/16W
DAC-CLK
R7A45
51
10K
1/16W
50
C7B54
DAC-DI
0.01
25V/50V
49
NC
C7B45
USER-RST
48
100
25V/50V
DGND
1/16W
DM_RST\
47
R7A47
100
1/16W
46
RELAY
R7A46
45
DGND
DGND
44
AUDIODSP-RST
C7A46
0.01
R7A42
43
100K
50V
1/16W
42
POWER_GOOD
41
STBY-SHORT
40
FAN-STOP
C7A40
39
0.1
25V/16V
DGND
DGND
R7A37
2.2K
1/16W
R7A38
2.2K
1/16W
R7A49
0
1/16W
R7B15
33K
1/16W
R7A22
10K
1/16W
R7A21
10K
1/16W
TV-RST
PG 1.....BLOCK
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]
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
[SIDE / LED / CONTROL / PREAMP / SBL]
PG 19....SOUND (VLP39++ ONLY)
14
15
16
MAIN-01
3.3VSL
MAIN-01
DIMMING
DIMMING
AUTO_BACK
AUTO_BACK
MAIN-08
MUTE-SPKR1
MUTE-SPKR2
AUDIODSP-RST
AVR-MUTE
MAIN-02/04
SPDIF-DET
FRC_RST
MAIN-14
FRC-VDD13
STBY
MAIN-01
MAIN-RELAY
SELLVDS
CABLE_DETECT0
R7BB2
220
1/16W
CABLE_DETECT1
0.01
MAIN-01
STBY-SHORT
3.3VSDA
3.3VSCL
MAIN-07/02
TP7A04
TP7A05
TP7A06
TP7A07
R7BB4
0
TV-RTS
1/16W
R7BB5
0
1/16W
TV-CTS
R7BB6
0
TV-TXD
1/16W
R7BB7
0
1/16W
TV-RXD
PON-RST
LVDS_MAP
LVDS_PWR
DMPWRGDN
DM-RST
TV-RST
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
PAGE 14

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