LVD-3203
ELENBERG LTV-3203
LVD3203 SERVICE MANUAL
CONTENT
PART 1：
Brief Introduction Of The LVD3203
◆ Schematic Diagram
◆ Printed Circuit
PART 2: Detailed Circuit
◆ Main Board
◆
Interface Board
◆
Connecting Board
◆
Receiver Board
◆
Keystoke Board
PART 3: Parts List
Part 1 Brief Introduction Of The LVD3203
Schematic Diagram
YPBPR_AUDIO
SCART2_AUDIO
IF
IIC
CE2816
R
AUDIO SWITCH AND IIS
L
DV_IN
CVBS
KEY
SCART1_CVBS
DC TO DC AND LDO
1.8V
CVBS
R
SCART1_CVBS
HDMI_INPUT
3.3V
SCART1_RGB
S_YC
L
TDA9886
FSAV330
FSAV330
SCART1_AUDIO
5V
TDA8932
SWICTH
TUNER
AUDIO_OUT
RF
IIS
AUDIO
SWITCH
IIS
DVD_AUDIO
ATMEGA8L
IF GAIN
VGA_RGB
24C16
DVD_YPBPR
MT8293
MAIN IC
EEPROM
SIF
18V
AMP
FSAV330
29VL160
MT8200
SWICTH
FLASH
CVBS
DVD AND
RECODER I/O
FROM POWER 12V
SCART1 AND SCART2
SWICTH
FSAV330
DDR
AV_AUDIO
YPBPR
LVDS TO PANEL
REMOTE
CVBSOUT
M16L64164A-5
SB_5V
SPEAKER_R
YPBPR
AV_CVBS
SPEAKER_L
Printed Circuit
1. Main board 3827C
A: TOP LAYER
B: BOTTOM LAYER
2. Interface Board 5105C
A: TOP LAYER
B: BOTTOM LAYER
3. Connecting Board 3830C
A: TOP LAYER
B: BOTTOM LAYER
4.
Receiver Board3828C
A: TOP LAYER
B: BOTTOM LAYER
5. Keystoke board3829C
A: TOP LAYER
B: BOTTOM LAYER
Part №
(Код ЗЧД=Номер ЗЧД)
1
DVD BACK COVER
1 LVD-3203-1
2
PEDESTAL BACK COVER
1 LVD-3203-2
3
STRING CLIP
1 LVD-3203-3
4
PEDESTAL BACK COVER BOARD
1 LVD-3203-4
5
DVD JACK FIXING BOARD
1 LVD-3203-5
6
DVD MODULE
1 LVD-3203-6
7
KEY PAD BOARD
1 LVD-3203-7
8
FUNCTIONAL KEYPAD 1 LVD-3203-8
9
KEYPAD BRACKET
1 LVD-3203-9
10
DVD MODULE BOARD
1 LVD-3203-10
11
PEDESTAL
1 LVD-3203-11
12
PEDESTAL BRACKET
1 LVD-3203-12
13
METAL SOLEPLATE
1 LVD-3203-13
14
LCD SHIELD-COVER
1 LVD-3203-14
15
32 INCH LCD
1 LVD-3203-15
16
REMOTE RECEIVE BOARD 2635C01 1 LVD-3203-16
17
REMOTE WINDOW 1 LVD-3203-17
18
TRANSPARENCY LED 1 LVD-3203-18
19
FRONT FRAME ADRONMENT BAR 1 LVD-3203-19
20
FRONT FRAME 1 LVD-3203-20
21
ALTHORN 1 LVD-3203-21
22
SACKBUT 1 LVD-3203-22
23
MAIN BOARD 2713CO01 1 LVD-3203-23
24
TV BOARD
1
LVD-3203-24
25
MAIN BOARD SHIELD-COVER 1 LVD-3203-25
26
LEDGE FIXING BOARD (RIGHT) 1 LVD-3203-26
27
LEDGE FIXING BOARD (LEFT) 1 LVD-3203-27
28
BRACKET LINK BOARD 1 LVD-3203-28
29
POWER BOARD MLT-268A 1 LVD-3203-29
30
POWER SOCKET 1 LVD-3203-30
31
JACK FIXING BOARD 1 LVD-3203-31
32
BACK FRAME 1 LVD-3203-32
33
DVD SOCKET COVER 1 LVD-3203-33
34
TV BACK COVER 1 LVD-3203-34
35
REMOTE CONTROL
1
LVD-3203-35
Spare Parts List (LVD-3203)
DescriptionItem QTY
5
5
4
4
3
3
2
2
1
1
B B
A A
MPB-0632C
5100C
GND
+24VA/1A
+24V/4A
GND
323V(5%)
380V(5%)
90
264VAC,
+24V/4A,+24VA/1A,+12V/4A,+5V/40mA
<Doc> 1.4A3
1 1Wednesday, August 22, 2007
Title
Size Document Number Rev
Date: Sheet of
+24V
VccU2
VPFC
VAC
Vccpfc
Vccpfc
VccU2
VAC
+24V
VccU2
GND
VAC
VPFC
VccU2
+24V
Vccpfc
F1
T5A250VAC
12
C9
103/630V
R16
33R/0805
J8
J10
HS3
48*11*24mm
1 2
R90
0R/1206
CN1
VH-5
1
2
1
2
R21
68K/2W
C13
101/1KV
R22
2M/1206
R113
0R/1206
RT1
3D-13
FB2
JB10-50R
CY3
102/250VAC
D1
IN5406
R18
100K/1206
J101
J10
!
R4
33R/0805
U1
FAN7529
1
2
3
4 5
6
7
8
INV
Comp
MOT
CS ZCD
GND
Out
Vcc
R36
1M/1206
D3
BAS16
RV1
10N471K
Z1
3.3V/0.5W
2 1
R7
10K/0805
R25
0.3/2W
C7
473/0805
FB4
J10
D6
IN4007
C110
104/50V
R103
2K/0805
R12
0.2R/1W
D101
20A150V
+
CE1
180UF/450V
12
-+
DB1
D10XB60
2
1
3
4
J1
J15
C114
105/25V
J6
J12.5
J5
J10
+
CE101
470UF/35V
12
R14
47K/0805
L101
L0620-050
C102
102/200V
R29
2M/1206
J12
J10
FB1
JB10-50R
L102
L0620-050
C109
104/50V
R2
510K/1206
D2
F10U60S
C5
103/1KV
CY2
471/250VAC
R6
100K/0805
R108
3.9K/0805
+
CE103
1000UF/35V
12
J102
JUMPER10
U101
KA431AZ
D5
BAS16
C2
105/450V
R26
NC
L1
L-PQ3225-04
4
11
1
2
R9
510K/1206
F2
J15
CON3
TJC3-4A
1
2
3
4
C15
101/1KV
G1
RP4
1M/0.5W
C4
56PF/25V
R102
2K/0805
R13
0.2R/1W
MQ1
18N50
2
1
3
+
CE106
1000UF/35V
12
R39
18R/0805
HS5
48*11*24mm
1 2
CON5
TJC3-10A
1
2
3
4
5
6
7
8
9
10
R101
10K/1206
!
R27
18R/0805
+
CE104
1000UF/35V
12
+
CE3
47uF/50V
R8
10K/0805
D102
20A150V
HS1
100*11*24mm
1 2
LF2
ET24-10mH
U2 FAN7602
1
2
3
4 5
6
7
8
Luvp
Lat/PL
Cs/Fb
Gnd Out
Vcc
NC
Vstr
C101
102/200V
R110
10R/1206
R89
0/1206
R15
470K/1206
D4
HER208G
21
R174
0R/1206
R109
10R/1206
HS2
100*11*24mm
1 2
R50
0/1206
C8
102/25V
R10
20K/0805
C108
102/0805
R34
2M/1206
FB3
JB10-100R
CX1
474/275VAC
Z101
NC
2 1
C10
103/50V
C112
104/0805
C31
102/0805
+
CE105
1000UF/35V
12
R106
4.99K/0805 1%
R49
0/1206
R20
10K/0805
R30
4.7K/1206
R3
13K/0805 1%
R11
330K/0805
C6
103/1KV
C1
105/450V
C3
224/0805
R112
10R/1206
R105
39K/0805 1%
C29
104/0805
CY1
471/250VAC
R111
10R/1206
R104
1K/0805
R182
0/1206
R5
1K/1206
MQ2
8N80
2
1
3
R19
82K/0805
LF1
ET24-10mH
C111
474/50V
+
CE102
1000UF/35V
12
R35
2M/1206
CX2
104/275VAC
.
.
.
.
TR1
EC4019
R114
0/1206
RZ1
J5
C28
104/0805
J2
JUMPER15
FB5
J10
J3
J10
FB8
JB10-50R
R1
510K/1206
U3
EL817
4
3 2
1
CON2
TJC3-10A
1
2
3
4
5
6
7
8
9
10
!
!
!
!
!
!
!
!
!
!
!
!
!
!
5
5
4
4
3
3
2
2
1
1
B B
A A
MPB-0632
5100C A
+12V/4A
+5V/0.04A
1.4A4
2 2Wednesday, August 22, 2007
Title
Size Document Number Rev
Date: Sheet of
+24V
VAC
Vccpfc
P
VPFC
VccU2
5VF
VAC
+24V
VAC
STB
VCC
VCC
Vccpfc
Vpfc VccU2
+12V
Vpfc
GND
GND
Vccpfc
VPFC
VAC
+24V
VccU2
J106
J10
R181
3K/1206
R159
1.5K/0805
C24
103/630V
C30
104/0805
TR2
PQ2625
3
4
5
6
7
1
2
9
10
C131
224/0805
R152
10R/1206
J11
J10
J4
J10
D13
1U08
2 1
R180
0/1206
R169
3.9k/0805
R178
100K/1206
C127
104/0805
R77
2M/1206
C22
331/25V
R160
1K/0805
R177
10K/1206
D11
LL4148
+
CE123
1000uF/16V
MQ101
AM4835
1
2
3
4
8
7
6
5
R151
10R/1206
J104
J10
Q102
3906
1
23
R66
56K/0805
R54
56R/0805
+
CE125
100uF/16V
R31
2M/1206
J10
J10
+
CE12
100uF/35V
12
Z103
HZ15V/1W
2 1
D14
FR104
2 1
+
CE2
47uf/35V
12
R59
1K/0805
D12
NC
C26
104/0805
C132
224/0805
C128
102/200V
Z104
HZ13V
2 1
D110
LL4148
R168
470R/0805
R164
4.99K/0805 1%
R74
20R/1206
Q103
3904
1
32
Z105
HZ27V
2 1
R42
2K/0805
R162
1.5K/0805
R53
1M/1206
U11
FAN7602
1
2
3
4 5
6
7
8
Luvp
Lat/PL
Cs/Fb
Gnd Out
Vcc
NC
Vstr
Z11
3.3V/0.5W
2 1
R24
2M/1206
R55
120K/0805 1%
R83
0R/1206
C27
103/0805
R81
200R/1206
CON4
TJC3-3A
1
2
3
R57
10K/0805
C11
103/50V
J9
J10
Z12
HZ18V
2 1
R175
0R/1206
C12
103/50V
C25
105/450Vdc
R72
0/1206
R171
10K/0805
C21
224/0805
R64
1R/1206
+
CE124
1000uF/16V
R161
1K/0805
Z106
HZ16V
21
R153
56/0805
R68
10R/1206
Q12
3904
1
32
CON1
TJC3-8A
1
2
3
4
5
6
7
8
R78
2M/1206
R85
0/1206
R58
2M/1206
R156
1.5K/0805
R23
2M/1206
R170
4.7K/0805
R52
2M/1206
U12
EL817
4
3 2
1
D112
20A100V
1
2
3
R61
4.7K/0805
R63
R56/1206
R40
68K/0805 1%
R157
4.7K/0805
R65
1R/1206
+
CE121
470uF/16V
L104
L0620-050
R154
10K/0805
FB6
JUMPER10
R165
100R/0805
R44
R56/1206
U102
KA78R05
1 2
3
4
Vin Vout
GND
4
C23
224/25V
R41
2K/0805
R172
3K/1206
Q101
3904
1
32
R62
1R/1206
R173
0R/1206
Z13
HZ16V
2 1
U13
EL817
4
3 2
1
C129
104/0805
U4
KA431AZ
1
2 3
R56
2M/1206
+
CE122
2200uF/16V
R37
0R/1206
R179
56K/0805
J7
J10
U103
KA431AZ
1
2 3
R76
2M/1206
MQ11
7N80
2
1
3
R79
1M/1206
D113
SR106
2 1
R70
4.7K/0805
Q1
3906
1
23
R80
4.7R/1206
R166
6.2K/0805
FB7
JB10-50R
R32
2M/1206
+
CE11
47uF/35V
CY4
222/250VAC
R43
10R/1206
R60
68K/1W
R176
0/1206
R69
10K/1206
J105
J10
Z102
HZ18V/1\2W
2 1
R71
0/1206
R167
2K/0805
C130
104/0805
R163
13K/0805 1%
R158
470R/0805
R75
2M/1206
!
!
!
!
7
Part 2 Detailed Circuit
MAIN BOARD
1)LDO&POWER
2C23
0.1u
2CB12
0.1u
2D2
BAV99
3
2
1
AVDD_VAD
2U3
AOZ1014
1
2
3
4 5
6
7
8
VIN
PGND
AGND
FB COMP
EN
LX
LX
2C29
0.1u
570mA
LVDD
2FB12
100 OHM/100MHz
2C32
0.1u
2CB9
0.1u
2C2
0.1u
2CB10
0.1u
33V
2D4
1 2
2FB1
100 OHM/100MHz
+
2EC7
100uF/16V
2CB11
0.1u
500mA
5VM
2L7 5u 2
2CON1
CON3_2.0_D IP
1
2
3
PLLVDD
7mA
2L3 4.7uH
+
2EC9
470uF/25V
2CB7
0.1u
2CON2
CON8_2.0_DIP
1
2
3
4
5
6
7
8
2CB6
0.1u
AVDD_VFE
2L4 4.7uH
2FB5
100 OHM/100MHz
main board 1.13A at 5V
2L2 47uH
2R1
47K
2FB10
100 OHM/100MHz
2C5
0.1u
Current(SB18A+ASB 18A)=100mA
2C4
0.1u
2C31
0.1u
2C26
1u
2C22
1u
2L5 10uH
DV18A
2FB2 100 OHM/100MHz
2FB11
100 OHM/100MHz
CLOSE TO MT8200 pin
XTAL VD D
+
2EC10
470uF/16V
DV33A
2CB4
0.1u
+
2EC8
22uF/50V
12
2C24
10n
2C25
0.1u
SB33B
+
2EC11
470uF/25V
+
2EC4
100uF/16V
CLOSE TO MT8200 pin
2Q1
2N3904
1
23
22mA
2R6
10
2R4
6.2K
2R3
47K
2CB8
0.1u
CLOSE TO MT8200 pin
3.7mA
4D1
1N4002
21
41mA
V33
+
2EC12
470uF/16V
2U2
AP1117-1.8V
3
1
2
IN
GND
OUT
CLOSE TO MT8200 pin
2FB6
100 OHM/100MHz
SDV33
33V
2U1
AP1117-3.3V
3
1
2
IN
GND
OUT
CLOSE TO MT8200 pin
2FB7
100 OHM/100MHz
2.7mA
13.7mA
2C9
0.1u
2L1 10uH
+
2EC2 100uF/16V
STBY
56mA
AVDD_VFE1
2CB1
0.1u
CLOSE TO MT8200 pin
2D3
5A
肖特基
21
SB33A
VPLLVDD2
2R7
10K
4D2
1N4002
21
FROM PO WER
19mA
2C21
0.1u
66mA
2C8
0.1u
5VM
2FB8
100 OHM/100MHz
2C10
0.1u
40mA
29mA
VPLLVDD1
2R5
4.7K
+
2EC6
100uF/16V
FROM POWER
2CB3
0.1u
12V
2C27
1n2
AADCVDD
2FB4
100 OHM/100MHz
+
2EC5
470uF/16V
+12VIN
+
2EC1
100uF/16V
5mA
2CB5
0.1u
2C11
0.1u
AVDD_VAD0
penal 1.15A at 5V
32.5MA
2FB9
100 OHM/100MHz
7mA
CLOSE TO MT8200 pin
40mA
100MA
GND
2L6
100uH
+
2EC3
100uF/16V
2R2
33K
2FB3
100 OHM/100MHz
2C28
0.1u
SB_5V
1.4mA
SB18A
ADACVDD
2C14
0.1u
GND
2C30
0.1u
100MA
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