Mitsubishi Electric LT-40148 Service Manual page 48

Lcd flat panel television
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1
2
3
PG 3.....MAIN1 [DC-DC / IF]
A
R9G01
22
1/16W
C9G01
C9G02
0.1
0.1
50V
50V
12VSL TO 5VSL
3
3
BAT54S
BAT54S
D9G01
D9G02
Q9G01
B
R9G02
R9G03
2SC3052-T112-1E,F
100
2
1
2
1
100
1/16W
1/16W
R9G05
R9G04
IC9G01
10K
1/16W
1/16W
AOZ1010AI
D9G03
C9G03
C9G04
MAZ81500H
0.1
0.1
50V
50V
C9G12
1 PGND
LX
8
F9G00
10uF
L9G00
D9G04
F0603FA 2000V032T
(MI)
16V
MAZ81600H
2 VIN
LX
7
TP5VSL
3 AGND
6
EN
4
5
FB
COMP
L9G01
PLC-0755-100S
R9G07
R9G08
51K
2.4K
1/16W
1/16W
L9G14
C9G10
C
0.1
25V/16V
R9G06
R9G09
L9G02
10K
47K
1/16W
1/16W
C9G08
C9G16
1000
10uF
50V
D9G15
6.3V
MAZ80620H
C9G13
10uF
C9G15
C9G17
6.3V
100
16V
DGND
1
2
TPSTB
D
3
R9G10
R9G11
100K
10K
1/16W
1/16W
R9G12
R9G13
33K
22
1/16W
1/16W
Q9G03
C9G18
RT1N436C-T112-1
0.1
16V
Q9G04
2SC3052-T112-1E,F
F9G01
L9G03
C9G21
C9G22
F0603FA 6000V024T
(MI)
10uF
10uF
L9G04
16V
16V
12VSL TO 3.3VS
E
8
7
6
5
C9G20
0.1
25V/16V
DGND
IC9G02
ISL6545ACBZ-TS2698
C9G23
0.1
TP3.3VS
25V/16V
1
2
3
4
R9G16
0
1/16W
3.3VS
L9G06
L9G07
L9G05
MPLC1040L2R2
L9G08
R9G15
2.2
1/10W
F
L9G09
L9G10
C9G29
1000
50V
R9G17
0
1/16W
D9G19
C9G27
C9G28
1N748A
10uF
10uF
C9G25
C9G26
6.3V
6.3V
10uF
R9G43
6.3V
2.2K
1/16W
DGND
G
H
3.3VS TO 1.2VS
IC9G03
ISL6545ACBZ-TS2698
I
C9G39
L9G13
0.1
25V/16V
1
BOOT
R9G32
L9G11
0
D2
G2
1/16W
5
4
2
UGATE
3
TP1.2VS
D2
R9G33
GND
S2
6
3
0
1/16W
4
LGATE/OCSET
R9G44
C9G36
0.1
G1
4.3K
7
1/16W
25V/16V
2
L9G12
D1
C9G38
PLC-0735-2R0S
10uF
6.3V
8
1
C9G42
D1
S1
10uF
C9G43
6.3V
Q9G12
R9G31
2.2
1/10W
FDS8984
C9G41
10uF
C9G46
C9G49
C9G37
6.3V
1000
10uF
10uF
J
50V
6.3V
6.3V
C9G74
0.1
25V/16V
DGND
DGND
MODEL
CHASSIS
ES
PG
RS232
LT-40148, -46148, -52148
VLP39+
O
X
X
LT-46149, -52149
VLP39++
X
O
O
O
LT-46246, -52246
VLP39+++
X
X
K
4
5
6
7
C9G76
C9G75
0.1
C9G77
C9G78
0.1
0.1
0.1
25V/16V
25V/16V
25V/16V
25V/16V
TP30VS
DGND
22
C9G05
10
50V
DGND
L9C51
C9C53
1U
10V/6.3V
C9G72
C9G71
0.1
0.1
8
7
6
5
25V/16V
25V/16V
DGND
IC9C51
FDC655BN
MM1663DHBE
TP3.3VSL
Q9G02
DGND
1
2
3
4
6
C9C51
C9C52
.33M
C9C54
5
6.3V
470
16V
22
50V
TP5VS
DGND
4
DGND
DGND
C9G19
100
D9G06
16V
MC2838-T112-1
1
DGND
C9G60
C9G61
100
0.1
16V
25V/16V
R9G40
DGND
33K
1/16W
R9G41
Q9G13
100K
1/16W
2SC3052-T112-1E,F
1
BOOT
PHASE
8
R9G23
22
1/16W
Q9G14
2
UGATE
COMP/SD
7
2SC3052-T112-1E,F
R9G42
3
GND
FB
6
10K
C9G32
1/16W
8200
25V/50V
4
5
LGATE/OCSET
VCC
R9G45
DGND
2.2
1/16W
C9G33
8200
R9G21
220
25V/50V
1/16W
R9G19
R9G20
C9G30
4.3K
300
1/16W
1/16W
1U
10V/6.3V
R9G18
1K
1/16W
R9G14
100K
1/16W
TP3.3V
R9G26
R9G27
100K
10K
R9G28
R9G29
1/16W
1/16W
33K
22
1/16W
1/16W
Q9G10
RT1N436C-T112-1
C9G34
0.1
16V
Q9G11
C9G35
100
2SC3052-T112-1E,F
16V
1/16W
5.6K
R9G30
DGND
PHASE
8
COMP/SD
7
C9G44
R9G37
3900
10K
50V
1/16W
6
FB
C9G45
220
50V
VCC
5
R9G46
2.2
1/16W
R9G35
4.3K
C9G40
1/16W
1U
10V/6.3V
R9G34
4.3K
R9G36
1/16W
68
R9C02
0
1/16W
1/16W
[
TO MAIN 06
TO MAIN 012 (TVMICRO)
8
9
10
SBL
VLP39+++ ONLY
[
TO MAIN 012 (TVMICRO)
]
5
LE5
4
B14B-PASK-1
3
2
1
PB1
DGND
DGND
14
13
12
11
10
9
8
L9C02
N-600 ohm
C9C01
R9C07
0.1
L9C03
22K
DGND
DGND
25V/16V
1/16W
Q9C02
N-600 ohm
ISA1235AC1-T112A-1E,1F
R9C03
3.3
R9C05
1/10W
DGND
470
1/16W
R9C06
3.3K
1/16W
Q9C01
R9C04
2SC3052-T112-1E,F
22K
1/16W
C9G47
C9G48
100
10uF
16V
16V
DGND
DGND
[
TO MAIN 0110 (LVDS)
F9G02
F0603FA 2000V032T
(MI)
C9G70
C9G73
0.1
0.1
25V/16V
25V/16V
IC9G05
NJM2386ADL3-09
TP9VS
2
3
4
5
6
C9G63
C9G62
0.1
25V/16V
100
16V
DGND
L9C01
C9C55
0.1
25V/16V
DGND
RS232
Only for VLP39+++
1
3
2
L9G21
CNF20C470S
D9C54
MC2850-T111-1
R9G54
1
100
1/16W
L9G22
3
C9G80
DGND
2
47
33MH
R9G53
100
6.3V
D9C53
1/16W
MC2850-T111-1
C9G81
0.01
25V/50V
DGND
1
3
R9G52
0
2
1/16W
11
12
13
14
15
16
17
18
19
20
D9C52
MC2850-T111-1
DGND
1
3
2
D9C51
MC2850-T111-1
10
9
8
7
6
5
4
3
2
1
DGND
1
3
C9G85
C9G84
C9G82
R9G50
2
R9G51
1U
1U
1U
0
0
10V/16V
10V/16V
10V/16V
1/16W
1/16W
D9C50
MC2850-T111-1
DGND
DGND
DGND
DGND
C9G83
1U
IC9G10
10V/16V
MAX3223ECAP+T
R9C01
0
1/16W
PJ9G00
1210-004-09P-AAE
MAIN_04
]
11
12
13
TO PWB-POWER
TO PWB-PREAMP/LED
TO PWB-POWER
PA1
LE1
9
8
7
6
5
4
3
2
1
1
2
3
4
5
7
6
5
4
3
2
1
BOSS
BOSS
DGND
DGND
]
[
[
]
TO MAIN 012 (TVMICRO)
3.3VS TO 1.3V
(FRC POWER)
Q9G22
FDS8984
L9G40
R9G79
L9G41
D2
0
G2
1/16W
5
4
TP1.3V
D2
S2
R9G78
3
0
6
1/16W
C9GA10
1.3V
G1
0.1
7
25V/16V
2
D1
L9G42
C9GA11
PLC-0735-2R0S
10uF
6.3V
8
1
C9GA19
D1
S1
10uF
C9GA21
6.3V
R9G80
2.2
1/10W
C9GA20
10uF
C9GA18
C9GA12
C9GA13
6.3V
1000
10uF
10uF
50V
6.3V
6.3V
DGND
L9G20
CNF20C470S
C9GA22
.33M
DGND
IC9G21
R9G85
C9GA54
0
MM3271DNRE
100
C9GA55
C9GA30
1/16W
16V
0.1
10uF
25V/16V
6.3V
1.3V
4
3
2
1
C9GA24
C9GA23
6.3V
DGND
.33M
16V
22
IC9G22
DGND
SC4215ISTRT
L9G44
5
6
7
8
C9GA34
C9GA37
1.8V
R9G83
0.1
1U
0
25V/16V
C9GA35
10V/6.3V
C9GA56
1/16W
22
0.1
C9GA31
DGND
6.3V
25V/16V
C9GA32
10uF
47
6.3V
6.3V
R9G81
R9G82
3K
2.4K
8
7
6
5
DGND
1/16W
1/16W
DGND
DGND
IC9G23
MM1662FHBE
1
2
3
4
L9G48
2.5V
C9GA40
470
C9GA41
C9GA39
50V
C9GA38
0.1
.33M
47
25V/16V
6.3V
DGND
16V
DGND
DGND
(MI)
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
All models except VLP39++
TO PWB-CONTROL
TO SPEAKER
LE2
ES
6
7
8
9
10
1
2
3
4
1
2
3
4
5
BOSS
BOSS
DGND
DGND
DGND
[
TO MAIN011 (AUDIO)
]
TO MAIN 012 (TVMICRO)
]
Only for VLP39++
9VS
1
5VS
2
3.3VS
3
4
5
SPDIF
6
7
AVSW-R
8
AVSW-L
9
AVR-R
10
AVR-L
11
12
SDA
13
SCL
14
AUDIO-RST
15
MUTE
16
DGND
MUTE-SPKR1
TO MAIN 11/12
AUDIODSP-RST
TO MAIN 11/12
I2CCLKB
TO MAIN 2/3/11
I2CDATB
TO MAIN 2/3/4/11
AVRL-TO-SOUND
TO MAIN 2
AVRR-TO-SOUND
TO MAIN 2
AVSWL-TO-SOUND
TO MAIN 2
AVSWR-TO-SOUND
TO MAIN 2
SPDIF-TO-SOUND
TO MAIN 2
IC9G20
ISL6545ACBZ-TS2698
C9GA14
0.1
25V/16V
1
8
R9G71
BOOT
PHASE
22
1/16W
2
7
UGATE
COMP/SD
C9GA15
3900
R9G72
10K
50V
1/16W
3
6
GND
FB
C9GA16
220
4
LGATE/OCSET
VCC
5
50V
R9G76
R9G77
2.2
4.3K
1/16W
R9G70
1/16W
22K
1/16W
Q9G20
R9G74
4.3K
RT1N436C-T112-1
C9GA17
1/16W
1U
FRC-VDD13
10V/6.3V
R9G75
Q9G21
TO SHEET012
4.3K
2SC3052-T112-1E,F
(TVMICRO)
1/16W
R9G73
1K
1/16W
VDD13
TO SHEET014
DGND
1.3V
(FRC)
R9G86
0
1/16W
1
2
3
L9G43
VDD13PLL
16V
TO SHEET014
(FRC)
C9GA26
C9GA28
C9GA29
0.1
0.1
22
25V/16V
25V/16V
6.3V
5
4
DGND
VDD18
TO SHEET014
(FRC)
C9GA36
L9G45
VDDL25
0.1
25V/16V
TO SHEET014
(FRC)
C9GA49
L9G46
0.1
C9GA50
C9GA52
@value
25V/16V
C9GA51
0.1
22
0.1
25V/16V
25V/16V
6.3V
C9GA47
C9GA48
C9GA46
0.1
22
0.1
25V/16V
6.3V
L9G47
DGND
VDDL25PLL
25V/16V
TO SHEET014
(FRC)
C9GA43
0.1
C9GA44
C9GA45
DGND
25V/16V
0.1
22
6.3V
VDD25OSC
25V/16V
TO SHEET014
(FRC)
C9GA42
22
DGND
6.3V
VDDP25
TO SHEET014
(FRC)
DGND
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 3

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