LG 19LG3000 User manual

-1-
LCD LCD LCD LCDTV TV TV TV
SERVICE SERVICE SERVICE SERVICEMANUAL MANUAL MANUAL MANUAL CHASSIS CHASSIS CHASSIS CHASSIS: :::
MODEL: MODEL: MODEL: MODEL:19LG3000 19LG3000 19LG3000 19LG3000/ ///19LG30 19LG30 19LG30 19LG301 1110 000
CAUTION CAUTION CAUTION CAUTION
BEFORESERVICINGTHECHASSIS,
READTHESAFETYPRECAUTIONSINTHISMANUAL.
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CONTENTS
CONT ENTS
CONTENTS
CONTENTS
CONTENTS
CONTENTS
CONTENTS
CONTENTS......................................................................................................................................
... ...................................................................................................................................
......................................................................................................................................
......................................................................................................................................2
2
2
2
PRODUCT
PRODUCT
PRODUCT
PRODUCTSAFETY
SAF ETY
SAFETY
SAFETY.............
... ..........
.............
.....................
... .....
........
.............
... ..
.....
...................................................................
... ...........................................................
..............................................................
...............................................................................................
... ..............................
.................................
.................................3
3
3
3
SPECIFICATION
SPECIFICATION
SPECIFICATION
SPECIFICATION...............................................................................................................................
... ............................................................................................................................
...............................................................................................................................
...............................................................................................................................6
6
6
6
DOWNLOAD
DOWNLOAD
DOWNLOAD
DOWNLOADMETHOD
MET HOD
METHOD
METHOD........
... .....
........
....................
... .........
............
..................................................................................
... ...................................................................
......................................................................
...............................................................................................11
... ......................11
.........................11
.........................11
ADJUSTMENT
ADJUSTMENT
ADJUSTMENT
ADJUSTMENTINSTRUCTION
INS TRUCTION
INSTRUCTION
INSTRUCTION..............................................................................
... ...........................................................................
..............................................................................
.......................................................................................................21
... ......................21
.........................21
.........................21
TROUBLE
TROUBLE
TROUBLE
TROUBLESHOOTING
SHO OTING
SHOOTING
SHOOTING...............................................................................
... ............................................................................
...............................................................................
..................................................................................................................
... ................................
...................................
...................................23
23
23
2 3
BLOCK
BLOCK
BLOCK
BLOCKDIAGRAM...................
DIA GRAM...................
DIAGRAM...................
DIAGRAM.....................................................................................
... ...............................................................
..................................................................
......................................................................................................
... .................................
....................................
....................................27
27
27
2 7
EXPLODED
EXPLODED
EXPLODED
EXPLODEDVIEW
VIE W
VIEW
VIEW...............
... ............
...............
...............……………………………
……………………………
……………………………
…………………………….
.
.
...
..
..
. .................................................................
... .............................................................
................................................................
................................................................29
29
29
2 9
REPLACEMENT
REPLACEMENT
REPLACEMENT
REPLACEMENTPARTS
PAR TS
PARTS
PARTSLIST
LIS T
LIST
LIST............................
... .........................
............................
............................…
…
…
…...............
... ............
...............
...............……………………………
……………………………
……………………………
……………………………................
... .............
................
................32
32
32
3 2
SVC.
SVC.
SVC.
SVC.SHEET
SHE ET
SHEET
SHEET.................................................................................................................................
... ..............................................................................................................................
.................................................................................................................................
..................................................................................................................................
.
.
.
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SAFETY
SAF ETY
SAFETY
SAFETYPRECAUTIONS
PREC AUTIONS
PRECAUTIONS
PRECAUTIONS
SERVICING
SERVICING
SERVICING
SERVICINGPRECAUTIONS
PREC AUTIONS
PRECAUTIONS
PRECAUTIONS
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SPECIFICATION
SPECIFICATION
SPECIFICATION
SPECIFICATION
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NOTE:Specificationsandothersaresubjecttochangewithoutnoticeforimprovement.
1.
1.
1.
1.Application
App lication
Application
Applicationrange
ran ge
range
range
1.1Thisspecsheetisappliedallofthe19"LCDTV
1.2Notincludedspecandeachproductspecinthisspecsheetapplycorrespondinglytothefollowingeachcountry
standardandrequirementofBuyer
2.
2.
2.
2.Specification
Spe cification
Specification
Specification
Eachpartistestedasbelowwithoutspecialappointment.
2.1Temperature: 25±5°C
2.2RelativeHumidity:10to90%
2.3PowerVoltage:inputvoltage(90~264V，50/60Hz±3Hz)
*StandardVoltageofeachproductismarkedbymodels
2.4Specificationandperformanceofeachpartsarefollowedeachdrawingandspecificationbypartnumberin
accordancewithBOM.
2.5Thereceivermustbeoperatedforabout30minutespriortotheadjustment.
3.
3.
3.
3.General
Gen eral
General
GeneralSpecification
Spe cification
Specification
Specification(TV)
(TV )
(TV)
(TV)
4
4
4
4.
.
.
.Optical
Opt ical
Optical
OpticalFeature
Fea ture
Feature
Feature
No
Item
Specification
1
Receivingsystem
PAL/SECAM
2
Inputvoltage
AC90~264V/50,60Hz
3
Market
Europe
4
Screensize
19inchwide
5
AspectRatio
16:9
6
LCDModule
M190A1-L0ACMO
7
OperatingEnvironment
Temp:5~35degHumidity:10to90%
8
StorageEnvironment
Temp:-20~50degHumidity:10to90%
9
InputSignal
D-sub/Composite/S-Video/Component/SCART/HDMI/CISlot/
SPDIF
10
Powerconsumption
Normalon<65W(Dependonscreensize)
Standby<1Wat240Vacmains,RCstandbymode.
Switchoff<1Wat240Vacmains,RCin-active
6.
Verticalrefreshrate
56-75Hz
7.
Horizontalfrequency
31-75KHz
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1
1
1
19″
″
″
″LCD
LCD
L CD
LCDModule-CMO
Mod ule-CMO
Module-CMO
Module-CMO
5
5
5
5.
.
.
.External
Ext ernal
External
ExternalInput
Inp ut
Input
InputFormat
For mat
Format
Format
5
5
5
5-1.
-1.
-1.
-1.RGB
RGB
R GB
RGBInput
Inp ut
Input
Input
*
*
*
*RGB-PC
RGB-PC
RGB-PC
RGB-PCEDID
EDI D
EDID
EDIDDATA
DAT A
DATA
DATA
No
No
No
No
Resolution
Resolution
Resolution
Resolution
H-freq(kHz)
H-freq(kHz)
H-freq(kHz)
H-freq(kHz)
V-freq.(Hz)
V-freq.(Hz)
V-freq.(Hz)
V-freq.(Hz)
Pixel
Pixel
Pixel
Pixel
clock(MHz)
clock(MHz)
clock(MHz)
clock(MHz)
Proposed
Proposed
Proposed
Proposed
Remarks
Remarks
Remarks
Remarks
1.
720*400
31.468
70.08
28.321
2.
640*480
31.469
37.684
59.94
75.00
25.17
31.50
VESA
Input848*48060Hz,
852*480
60Hz�640*48060Hz
Display
3
800*600
37.879
46.875
60.31
75.00
40.00
49.50
VESA
4.
832*624
49.725
74.55
57.283
Macintosh
5
1024*768
48.363
56.470
60.123
60.00
70.00
75.029
65.00
75.00
78.75
VESA(XGA)
6
1152*864
75
WXGA
7
1280*720
60
WXGA
8
1280*800
75
WXGA
9
1440*900
55.5
59.90
88.750
WXGA
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5
5
5
5-
-
-
-2
2
2
2.
.
.
.HDMI
HDM I
HDMI
HDMImode
mod e
mode
mode
HDMIvideoinputshouldsupporttimingsdefinedinCEA
CEA
C EA
CEA861-B
861 -B
861-B
861-B specificationwithextendedEDIDblocks
Timingrequirements
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
00
00
FF
FF
FF
FF
FF
FF
00
1E
6D
00
19
40
E2
01
00
10
04
12
01
03
1C
29
1A
78
2A
EE
D5
A5
55
48
9B
26
20
12
50
54
A5
6E
00
71
4F
81
C0
01
01
01
01
01
01
30
01
01
01
01
01
01
9A
29
A0
D0
51
84
22
30
50
98
40
36
00
98
FF
10
00
00
1C
02
3A
80
18
71
38
2D
40
50
58
2C
45
00
C4
8E
21
00
00
1E
00
00
00
FC
00
31
60
39
4C
47
33
30
30
30
0A
20
20
20
20
00
00
00
FD
70
00
38
4E
1F
50
11
00
0A
20
20
20
20
20
20
00
F6
No
No
No
No
Resolution
Resolution
Resolution
Resolution
H-freq(kHz)
H-freq(kHz)
H-freq(kHz)
H-freq(kHz)
V-freq.(kHz)
V-freq.(kHz)
V-freq.(kHz)
V-freq.(kHz)
Pixel
Pixel
Pixel
Pixel
clock(MHz)
clock(MHz)
clock(MHz)
clock(MHz)
Proposed
Proposed
Proposed
Proposed
Remarks
Remarks
Remarks
Remarks
1
640*480
60
SDTV480P
4:3
2
720*480
15.734/15.6
59.94/60
27.00
SDTV480P
4:3
3
720*480
31.469/31.5
59.94/60
27.00/27.03
SDTV480P
16:9
4
720*576
15.625
50
27(54)
SDTV576I
4:3
5
720*576
31.25
50
54
SDTV576P
16:9
6
1280*720
37.500
50
74.25
HDTV720P
7
1280*720
44.96/45
59.94/60
74.17/74.25
HDTV720P
8
1920*1080
33.72/33.75
59.94/60
74.17/74.25
HDTV1080I
9
1920*1080
28.125
50.00
74.25
HDTV1080I
10
1920*1080
26.97/27
23.97/24
74.17/74.25
HDTV1080P
1 1
1920*1080
25
74.25
HDTV1080P
12
1920*1080
33.716/33.75
29.976/30.00
74.25
HDTV1080P
13
1920*1080
56.250
50
148.5
HDTV1080P
14
1920*1080
67.43/67.5
59.94/60
148.35/148.50
HDTV1080P
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HDMIismajorforvideoinput.ItalsocansupportRGBmodeonabovetiming.(JustonlyrearHDMI)Thevideomodeis
firstpriority.RGBtimingisdesignin.ThecolortemperaturevaluewillcopyfromTVmode,noneedtocheck
*
*
*
*HDMI
HDM I
HDMI
HDMIEDID
EDI D
EDID
EDIDDATA
DAT A
DATA
DATA
HDMI1
HDMI1
HDMI1
HDMI1on
on
on
o nthe
the
t he
theSide
Sid e
Side
Side
B
B
B
Block
lock
lock
lock0
0
0
0
B
B
B
Block
lock
lock
lock1
1
1
1
No
No
No
No
Resolution
Resolution
Resolution
Resolution
H-freq(kHz)
H-freq(kHz)
H-freq(kHz)
H-freq(kHz)
V-freq.(Hz)
V-freq.(Hz)
V-freq.(Hz)
V-freq.(Hz)
Pixel
Pixel
Pixel
Pixel
clock(MHz)
clock(MHz)
clock(MHz)
clock(MHz)
Proposed
Proposed
Proposed
Proposed
Remarks
Remarks
Remarks
Remarks
1.
720*400
31.468
70.08
28.321
2.
640*480
31.469
37.684
59.94
75.00
25.17
31.50
VESA
Input848*48060Hz,852*480
60Hz
�640*48060HzDisplay
3
800*600
37.879
46.875
60.31
75.00
40.00
49.50
VESA
4.
832*624
49.725
74.55
57.283
Macintosh
5
1024*768
48.363
56.470
60.123
60.00
70.00
75.029
65.00
75.00
78.75
VESA(XG
A)
6
1152*864
75
WXGA
7
1280*720
60
WXGA
8
1280*800
75
WXGA
9
1440*900
55.5
59.90
88.750
WXGA
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
00
00
FF
FF
FF
FF
FF
FF
00
1E
6D
00
19
01
01
01
01
10
04
12
01
03
80
29
1A
78
2A
EE
D5
A5
55
48
9B
26
20
12
50
54
00
00
00
01
01
01
01
01
01
01
01
01
01
30
01
01
01
01
01
01
01
1D
00
72
51
D0
1E
20
6E
28
40
55
00
C4
8E
21
00
00
1E
00
00
00
FF
00
31
31
31
50
31
31
31
31
31
31
31
31
31
31
00
00
00
FD
00
38
60
4E
1E
50
11
00
0A
20
20
20
20
20
20
00
00
00
FC
70
00
31
39
4C
47
33
30
30
30
0A
20
20
20
20
01
59
00
02
03
21
F1
4E
81
02
03
15
12
13
04
14
05
20
21
10
22
1F
10
23
15
07
50
83
01
00
00
65
03
0C
00
20
20
00
01
1D
00
BC
52
D0
1E
20
B8
28
55
40
34
CD
31
30
00
00
1E
01
1D
80
18
71
1C
16
20
58
2C
25
00
34
40
CD
31
00
00
9E
01
1D
00
72
51
D0
1E
20
6E
28
55
50
00
34
CD
31
00
00
1E
01
1D
80
D0
72
1C
16
20
10
60
2C
25
80
34
CD
31
00
00
9E
8C
0A
D0
90
20
40
31
70
20
0C
40
55
00
34
CD
31
00
00
18
00
00
00
00
F5
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HDMI2
HDMI2
HDMI2
HDMI2on
on
on
o nthe
the
t he
theRear
Rea r
Rear
RearCover
Cov er
Cover
Cover
B
B
B
Block
lock
lock
lock0
0
0
0
B
B
B
Block
lock
lock
lock1
1
1
1
6.
6.
6.
6.Mechanical
Mec hanical
Mechanical
MechanicalS
S
S
Specification
pec ification
pecification
pecification
19LG3000
19LG3000
19LG3000
19LG3000
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
00
00
FF
FF
FF
FF
FF
FF
00
1E
6D
00
19
01
01
01
01
10
04
12
01
03
80
29
1A
78
2A
EE
D5
A5
55
48
9B
26
20
12
50
54
A5
6E
00
71
4F
81
C0
01
01
01
01
01
01
30
01
01
01
01
01
01
01
1D
00
72
51
D0
1E
20
6E
28
40
55
00
C4
8E
21
00
00
1E
9A
29
A0
D0
51
84
22
30
50
50
98
36
00
9A
00
11
00
00
1C
00
00
00
FD
00
38
60
4E
1E
50
11
00
0A
20
20
20
20
20
20
00
00
00
FC
70
00
31
39
4C
47
33
30
30
30
0A
20
20
20
20
01
86
00
02
03
21
F1
4E
81
02
03
15
12
13
04
14
05
20
21
10
22
1F
10
23
15
07
50
83
01
00
00
65
03
0C
00
10
20
00
01
1D
00
BC
52
D0
1E
20
B8
28
55
40
34
CD
31
30
00
00
1E
01
1D
80
18
71
1C
16
20
58
2C
25
00
34
40
CD
31
00
00
9E
01
1D
00
72
51
D0
1E
20
6E
28
55
50
00
34
CD
31
00
00
1E
01
1D
80
D0
72
1C
16
20
10
60
2C
25
80
34
CD
31
00
00
9E
8C
0A
D0
90
20
40
31
70
20
0C
40
55
00
34
CD
31
00
00
18
00
00
00
00
05
NO.
NO.
NO.
NO.
Item
Item
Item
Item
Content
Content
Content
Content
Unit
Unit
Unit
Unit
Remark
Remark
Remark
Remark
1
Product
Dimension
Width(W)
Length(D)
Height(H)
mm
Beforepacking
458
189.2
390.9
mm
WithStand
Afterpacking
530
163
420
mm
BoxOutSize
2
Product
OnlySet
4.3
kg
WithBox
6.5
kg
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D
D
D
Download
own load
ownload
ownloadM
M
M
Method
etho d
ethod
ethod
1.
1.
1.
1.How
How
H ow
Howt
t
t
to
o
o
oEnter
Ent er
Enter
Entert
t
t
the
he
he
h eService
Ser vice
Service
ServiceMenu
Men u
Menu
Menu
1)TurnontheTVset.
2)Afterdisplaying,press‘Menu ’ key.
3)Press‘0 ’ key(Numberkey‘zero’)fourtimesslowly.
4)ShowingtheServiceMenu.
2.
2.
2.
2.F/W
F/W
F /W
F/WDownload
Dow nload
Download
DownloadMethod
Met hod
Method
Method
PleaserefertotheattachedF/WdownloadSOPfile:“S/WdownloadSOP”,MTKTool,S/W.
ConnecttheserialcablefromPCRS232porttoTVRS-232port.
1)RuntheMTKtool(aspicture1),andselect“MTK538*”,“COM1”.
2)Pressthe“Browse”,andselectthecorrectS/W.(aspicture2,e.g.L32W981binpath)
3)Press“Upgrade”tostartS/Wupgrade.(can
can
c an
can’
’
’
’t
t
t
tin
in
in
i nPC
PC
PC
P Cmode,
mod e,
mode,
mode,can
can
c an
can’
’
’
’t
t
t
tplug
plu g
plug
plugoff
off
o ff
offwhen
whe n
when
whenupgrade
upg rade
upgrade
upgrade)
4)Whenitdisplays100%finished,itisOK(about10minutes).(aspicture3)
5)AfterdownloadtheS/W,press“MENU+1999”toresettheTV.
Picture
Picture
Picture
Picture1
1
1
1
Picture
Picture
Picture
Picture2
2
2
2
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Picture
Picture
Picture
Picture3
3
3
3
3.
3.
3.
3.EDID
EDI D
EDID
EDIDDownload
Dow nload
Download
DownloadMethod
Met hod
Method
Method
1)
1)
1)
1)System
Sys tem
System
SystemConnection
Con nection
Connection
Connection
Tool list:715G2005-C1PCS
Printercable1PCS
12VADAPTER1PCS
DVI-HDMIcable1PCS
VGAcable1PCS
Thissystemshouldbeconnectedasshownbelow
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Thissystemshouldbeconnectedasshownbelow
Note:
Note:
Note:
Note:Do
Do
Do
D onot
not
n ot
notconnect
con nect
connect
connectVGA
VGA
V GA
VGAand
and
a nd
andDVI-HDMI
DVI -HDMI
DVI-HDMI
DVI-HDMIcable
cab le
cable
cablewith
wit h
with
withISP
ISP
I SP
ISPboard
boa rd
board
boardat
at
at
a tthe
the
t he
thesame
sam e
same
sametime
tim e
time
time
DDC
DDC
DDC
DDCconnect
con nect
connect
connectfor
for
f or
forHDMI
HDM I
HDMI
HDMI(DVI-HDMI
(DV I-HDMI
(DVI-HDMI
(DVI-HDMIcable)
cab le)
cable)
cable)DDC
DDC
D DC
DDCconnect
con nect
connect
connectfor
for
f or
forVGA
VGA
V GA
VGA
2)
2)
2)
2)Preparations
Pre parations
Preparations
Preparations
RunningPort95nt.exetoinstallDriverLINKPortI/ODriver,andrestartPC.(aspicture4)
Picture
Picture
Picture
Picture4
4
4
4
Connect
Connect
Connect
Connectto
to
to
t oPC
PC
PC
P C
Connect
Connect
Connect
Connectto
to
to
t oTV
TV
TV
T V
HDMI
HDMI
HDMI
HDMIport
por t
port
port
12V
12V
12V
12V
Connect
Connect
Connect
Connectto
to
to
t o
TV
TV
TV
TVVGA
VGA
V GA
VGAport
por t
port
port
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ChecktheTVmodelname,findthecorrespondingEDIDdate(aspicture5)
Picture
Picture
Picture
Picture5
5
5
5
Turnon TV, press“menu”+1998toenterEDIDISPmode.youwillseethefollowingmenu.AndthenEDIDISPmodeon,
ifthismenudisappear,EDIDISPmodewillturnoffautomatically.
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3)
3)
3)
3)VGA
VGA
V GA
VGAEDID
EDI D
EDID
EDIDupdate
upd ate
update
update
①OpentheVGAfile,andrunningWinDDC.exe,youwillseethefollowingtable(e.g.19LG3000)
②Checktheconnectionbelowisright,andTVshouldinEDIDISPmode,iftheEDIDISPmodemenudisappear
pleaseenteritagain.
Connect
Connect
Connect
Connectto
to
to
t oPC
PC
PC
P C
Connect
Connect
Connect
Connectto
to
to
t o
TV
TV
TV
TVVGA
VGA
V GA
VGAport
por t
port
port
12V
12V
12V
12V
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③Click“WriteEDID”,appearthedialogbox.Keyincorrectserialnumberaccordingtoratinglabelofbackcover,and
click“OK”(aspicture6)
Picture
Picture
Picture
Picture6
6
6
6
④Appear“writeok”onthescreenthatindicateyouaresuccessfultowrite.
Click
Click
Click
Clickhere
her e
here
here
Key
Key
Key
Keyin
in
in
i ncorrect
cor rect
correct
correct
serial
serial
serial
serialnumber
num ber
number
number
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⑤Appear“IICCommunicationError”onthescreenthatindicatefailtowrite.Pleasecheckwhethertheconnectionis
OKandwhethertheEDIDISPmodemenuisdisappear.
4).
4).
4).
4).HDMI
HDM I
HDMI
HDMIEDID
EDI D
EDID
EDIDupdate
upd ate
update
update
Notice:
Notice:
Notice:
Notice:Please
Ple ase
Please
Pleasewrite
wri te
write
writeor
or
or
o rread
rea d
read
readthe
the
t he
theVGA
VGA
V GA
VGAEDID
EDI D
EDID
EDIDfirstly
fir stly
firstly
firstlyby
by
by
b yWinddc.exe
Win ddc.exe
Winddc.exe
Winddc.exe
①OpentheHDMIfile,andrunningDDC20.exe,youwillseethefollowingDOStable.(e.g.19LG3000)
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②Checktheconnectionbelowisright,andTVshouldinEDIDISPmode,iftheEDIDISPmodemenudisappear
pleaseenteritagain.
③“1”meanswrite.“2”meansread.Keyin“2”andpress“Enter”onkeyboardcanreadtheHDMIEDIDdateofthis TV.
Keyin“1”andpress“Enter”canupdateHDMIEDIDdate,keyincorrectserialnumberaccordingtoratinglabelofback
cover,andpress“Enter”(aspicture7)
Picture
Picture
Picture
Picture7
7
7
7
Connect
Connect
Connect
Connectto
to
to
t oPC
PC
PC
P C
Connect
Connect
Connect
Connectto
to
to
t oTV
TV
TV
T V
HDMI
HDMI
HDMI
HDMIport
por t
port
port
12V
12V
12V
12V
Key
Key
Key
Keyin
in
in
i n“
“
“
“1
1
1
1”
”
”
”and
and
a nd
and
press
press
press
press“
“
“
“Enter
Ent er
Enter
Enter”
”
”
”
Key
Key
Key
Keyin
in
in
i ncorrect
cor rect
correct
correct
serial
serial
serial
serialnumber
num ber
number
number
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④Ifthescreenshows“datacompareOK ” ,itmeanstheEDIDwritingprocessisOK.Press“Ctrl ” +“C ” toexitDOS
mode.
⑤Ifthescreenshowsasbelow,itmeanstheEDIDwritingprocessisfail.PleasecheckwhethertheconnectionisOK
andwhethertheEDIDISPmodemenuisdisappear.
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4.
4.
4.
4.Serial
Ser ial
Serial
SerialNumber
Num ber
Number
NumberDownload
Dow nload
Download
DownloadMethod
Met hod
Method
Method
PleaserefertotheattachedSerialnumberscanfile:“ScanserialnumberSOP”and“LGSerialNumber”.
ConnecttheserialcablefromPCRS232porttoTVRS-232port.
1)Opentheprogram“WBadjust.exe”,pressthe“Config”option,ifserialportdisplaysfail(aspicture8),thenyoumust
checkwhetherCom2exist.Afterthatpressthe“Program”optiontostartscanningserialnumberprocess.
2)Ifadjustsuccessfully,display;Ifadjustfail,display.
Picture
Picture
Picture
Picture8
8
8
8
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