LG 47LB2DE (CHASSIS:LB61D) Service Manual ▷ View online
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6. Component Video Input (Y, PB, PR)
No
Resolution
H-freq(kHz)
V-freq.(kHz)
Pixel clock(MHz)
Remarks
1.
720*576
15.625
50.00
13.50
SDTV576i
2.
720*576
31.25
50.00
27.00
SDTV576p
3.
720*480
15.73/15.75
59.94/60.00
13.50
SDTV 480i
4.
720*480
31.47/31.50
59.94/60.00
27.00
SDTV 480p
5.
1280*720
44.96/45.00
59.94/60.00
74.25
HDTV 720P
6.
1280*720
37.50
50.00
74.25
HDTV 720P
7.
1920*1080
33.72/33.75
59.94/60.0
74.25
HDTV 1080i
8.
1920*1080
28.125
50.00
74.25
HDTV 1080i
10
1920*1080
27.000
24.000
HDTV 1080P
11.
1920*1080
26.97
23.94
HDTV 1080P
12.
1920*1080
33.75
30.000
HDTV 1080P
13.
1920*1080
33.71
29.97
HDTV 1080P
7. RGB input (DTV / PC)
No
Resolution
H-freq(kHz)
V-freq.(kHz)
Pixel clock(MHz)
Remarks
DTV
1.
720*576
31.25
50.00
27.00
SDTV576p
2.
720*480
31.47/31.50
59.94/60.00
27.00
SDTV 480p
3.
1280*720
44.96/45.00
59.94/60.00
74.25
HDTV 720P
4.
1280*720
37.50
50.00
74.25
HDTV 720P
5.
1920*1080
33.72/33.75
59.94/60.0
74.25
HDTV 1080i
6.
1920*1080
28.125
50.00
74.25
HDTV 1080i
PC
1.
640*350
31.468
70.09
25.17
EGA
2.
720*400
31.469
70.08
28.32
DOS
3.
640*480
31.469
59.94
25.17
VESA(VGA)
4.
640*480
37.861
72.80
31.50
VESA(VGA)
5.
640*480
37.500
75.00
31.50
VESA(VGA)
6.
800*600
35.156
56.25
36.00
VESA(SVGA)
7.
800*600
37.879
60.31
40.00
VESA(SVGA)
8.
800*600
48.077
72.18
50.00
VESA(SVGA)
9.
800*600
46.875
75.00
49.50
VESA(SVGA)
10.
1024*768
48.363
60.00
65.00
VESA(XGA)
11.
1024*768
56.476
70.06
75.00
VESA(XGA)
12.
1024*768
60.023
75.02
78.75
VESA(XGA)
13.
1280*768
47.776
59.870
79.5
CVT(WXGA)
14.
1360*768
47.720
59.799
84.750
CVT(WXGA)
15.
1366*768
47.13
59.65
72.00
16.
1920*1080
56.25
50
148.5
HDTV 1080P
17.
1920*1080
67.5
60
148.5
HDTV 1080P
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8. HDMI input (DTV / PC)
No
Resolution
H-freq(kHz)
V-freq.(kHz)
Pixel clock(MHz)
Remarks
DTV
1.
720*576
31.25
50.00
27.00
SDTV576p
2.
720*480
31.47/31.50
59.94/60.00
27.00
SDTV 480p
3.
1280*720
44.96/45.00
59.94/60.00
74.25
HDTV 720P
4.
1280*720
37.50
50.00
74.25
HDTV 720P
5.
1920*1080
33.72/33.75
59.94/60.0
74.25
HDTV 1080i
6.
1920*1080
28.125
50.00
74.25
HDTV 1080i
7.
1920*1080
67.43
59.94
148.35
HDTV 1080P
8.
1920*1080
56.250
50
148.50
HDTV 1080P
9.
1920*1080
67.500
60
148.50
HDTV 1080P
10.
1920*1080
27.000
24.000
HDTV 1080P
11
1920*1080
26.97
23.94
HDTV 1080P
12.
1920*1080
33.75
30.000
HDTV 1080P
13.
1920*1080
33.71
29.97
HDTV 1080P
PC(only HDMI input 1)
1.
640*480
31.469
59.94
25.17
VESA(VGA)
2.
640*480
37.861
72.80
31.50
VESA(VGA)
3.
640*480
37.500
75.00
31.50
VESA(VGA)
4.
800*600
35.156
56.25
36.00
VESA(SVGA)
5.
800*600
37.879
60.31
40.00
VESA(SVGA)
6.
800*600
48.077
72.18
50.00
VESA(SVGA)
7.
800*600
46.875
75.00
49.50
VESA(SVGA)
8.
1024*768
48.363
60.00
65.00
VESA(XGA)
9.
1024*768
56.476
70.06
75.00
VESA(XGA)
10.
1024*768
60.023
75.02
78.75
VESA(XGA)
11.
1280*768
47.776
59.870
79.5
CVT(WXGA)
12.
1360*768
47.720
59.799
84.750
CVT(WXGA)
13.
1366*768
47.13
59.65
72.00
14.
1920*1080
56.250
50
148.50
HDTV 1080P
15.
1920*1080
67.500
60
148.50
HDTV 1080P
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9. LCD MODULE
No
Item
Typ
Unit
Remark
1
Display area
1039.68(H) X584.82(V)
mm
2
Outline Dimension
1096(H) x 640(V) x 48.1(D)
mm
Typ.
3
Pixel Pitch
0.5415 x 0.5415
4
Number of Pixels
1920(H)x1080(V)
5
Color Depth
8bit 16.7
Mbit
6
Weight
18
20 22
kg
7
Weight(gross)
TBD
kg
8
Operating Environment
Temp : 0 ~ 40
deg
Humidity : 10 ~ 90
%
Altitude : 0 ~ 14,000
feet
9
Storage Environment
Temp : -20 ~ 50
deg
Humidity : 10 ~ 90
%
Altitude : 0 ~ 40,000
feet
10
Display Mode
Transmissive Mode, Normally Black
11
Surface Treatment
Hard Coating (3H)
Anti-glare treatment of the front polarizer
9-1. 47LB2DE
No
Item
Typ
Unit
Remark
1
Active Screen Size
42.02 inch(1067.31mm)
mm
2
Outline Dimension
983.0(H) x576.0(V) x 51.0(D)
mm
Typ.
3
Pixel Pitch
0.4845 x 0.4845
4
Number of Pixels
1920(H)x1080(V)
5
Color Depth
8bit 16.7
Mbit
6
Weight
13.0
kg
7
Luminance, White
550 cd/m2(Center 1point, Typ)
kg
8
Power Consumption
Total 167.3 Watt(Typ)
9
Display Mode
Transmissive Mode, Normally Black
10
Surface Treatment
Hard Coating (3H)
Anti-glare treatment of the front polarizer
9-1. 42LB2DE
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ADJUSTMENT INSTRUCTION
1. Application Object
These instructions are applied to all of the 42"/47" LCD TV,
LB61D Chassis
LB61D Chassis
2. Notes
(1) Because this is not a hot chassis, it is not necessary to use
an isolation transformer. However, the use of isolation
transformer will help protect test equipment.
transformer will help protect test equipment.
(2) Adjustments must be done in the correct order.
(3) The adjustments must be performed in the circumstance of
(3) The adjustments must be performed in the circumstance of
25±5°C of temperature and 65±10% of relative humidity if
there is no specific designation.
there is no specific designation.
(4) The input voltage of the receiver be must kept 220V, 60Hz
when adjusting.
(5) The receiver must be operational for about 15 minutes
prior to the adjustments.
O
Preliminary action is applied to the test for afterimage
discharge detection, and 100% FULL WHITE PATTERN
must be operated automatically.
must be operated automatically.
O
Test for afterimage discharge detection
1) After pressing Power Only key(only operating by
pressing Power Only key), Full Test Pattern(2 min
30sec) --> Full Black Pattern(30sec) --> After this state,
Full White Pattern is displayed.
(but you must preset the program for Full White State
when you press the Main Power Off/On)
30sec) --> Full Black Pattern(30sec) --> After this state,
Full White Pattern is displayed.
(but you must preset the program for Full White State
when you press the Main Power Off/On)
2) Pattern Mode is deselected by pressing CH +/-, Exit Key.
[ Set is activated HEAT-RUN without signal generator in
this mode.
If you turn on a still screen more than 20 minutes (Especially
Digital pattern, Cross Hatch Pattern), an afterimage may occur
in the black level part of the screen.
Digital pattern, Cross Hatch Pattern), an afterimage may occur
in the black level part of the screen.
3. CPLD Download
(1) Test Equipment: PC, Jig for download
(2) Connect the power of VSC B/D.
(3) Execute download program of PC.
(4) After executing the hot key on the Programmer, click icon.
(5) End after confirming.
(5) End after confirming.
4. Sub-ucom Download
(1) Test Equipment: PC, Jig for download
(2) Connect the power of VSC B/D.
(3) Execute download program of PC.
(4) After executing the hot key on the Programmer, click icon.
(5) End after confirming.
(5) End after confirming.
5. MST3361M-Set Adjustment
5-1. Synopsis
MST3361M-Set adjustment to set the black level and the Gain
of optimum with an automatic movement from the analog =>
digital converter.
of optimum with an automatic movement from the analog =>
digital converter.
5-2. Test Equipment
Service R/C, 801GF(802B,802F,802R),
MSPG-925 Pattern Generator.
(480i, 1080i 60Hz Color Bar Pattern output will be possible
and the output level will accurately have to be revised with
0.7±0.1Vp-p)
1. 480i => Model : 209, Pattern : 65
2. 1080i => Model : 223, Pattern : 65
MSPG-925 Pattern Generator.
(480i, 1080i 60Hz Color Bar Pattern output will be possible
and the output level will accurately have to be revised with
0.7±0.1Vp-p)
1. 480i => Model : 209, Pattern : 65
2. 1080i => Model : 223, Pattern : 65
5-3. Adjustment
(1) How to adjustment the Component1 480i
60Hz Mode
1) Select Component1 as the input with Color Bar Pattern
in 480i 60Hz mode and select ‘Component1’ on screen.
2) After receiving signal for at least 1 second, press the
ADJ Key on the Service R/C to enter the ‘Ez - Adjust’
and select the ‘2. ADC 480i Comp1’. Pressing the Vol+
Key to adjust the component1.
and select the ‘2. ADC 480i Comp1’. Pressing the Vol+
Key to adjust the component1.
3) When the adjustment is over, 'ADC Component1
Success’ is displayed. If the adjustment has errors,
'ADC Configuration Error’ is displayed.
'ADC Configuration Error’ is displayed.
4) Readjust after confirming the case Pattern or adjustment
condition where the adjustment had errors.
5) After adjustment is complete, exit the adjustment mode
by pressing the ADJ KEY.
PC
VSC
B/D
JIG cable(EPLD D/L )
<Fig. 1> Connection Diagram of CPLD Download
(Fig. 2) Adjust Pattern : 480i, 1080i 60Hz Color Bar Pattern
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