LG 19LH201C (CHASSIS:LD91A) Service Manual ▷ View online
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5. Module optical specification
(1) LGD Module
(2) AUO Module
No.
Item Specification
Min.
Typ.
Max.
Remark
1.
Viewing Angle<CR>10>
Right/Left/Up/Down
170
Degree
2.
Luminance Luminance
(cd/m
2
)
250
300
Variation 75
-
3.
Contrast Ratio
CR
600
1000
4.
CIE Color Coordinates
White
Wx
0.313
Wy 0.329
Typ
RED Xr
0.642
±0.03
Yr
0.334
Green Xg
0.304
Yg
0.608
Blue Xb
0.146
Yb
0.073
1) Standard Test Condition (The unit has been ‘ON’)
2) Stable for approximately 30 minutes in a dark environment at 25±2ºC.
3) The values specified are at approximate distance 50Cm from the LCD surface
4) Ta=25±2°C, VLCD=12.0V, fV=60Hz, Dclk=74.25MHz VBR_A=1.65V,ExtVBR_B=100%
2) Stable for approximately 30 minutes in a dark environment at 25±2ºC.
3) The values specified are at approximate distance 50Cm from the LCD surface
4) Ta=25±2°C, VLCD=12.0V, fV=60Hz, Dclk=74.25MHz VBR_A=1.65V,ExtVBR_B=100%
1) Standard Test Condition (The unit has been ‘ON’)
2) Stable for approximately 30 minutes in a dark environment at 25±2ºC.
3) The values specified are at approximate distance 50Cm from the LCD surface
4) Ta=25±2°C, VLCD=12.0V, fV=60Hz, Dclk=74.25MHz VBR_A=1.65V,ExtVBR_B=100%
2) Stable for approximately 30 minutes in a dark environment at 25±2ºC.
3) The values specified are at approximate distance 50Cm from the LCD surface
4) Ta=25±2°C, VLCD=12.0V, fV=60Hz, Dclk=74.25MHz VBR_A=1.65V,ExtVBR_B=100%
No. Item Specification
Min.
Typ.
Max.
Remark
1.
Viewing Angle<CR>10>
Right/Left
150
170
Degree
Up/Down
140
160
2.
Luminance Luminance
(cd/m
2
)
240
300
Variation 75
-
3.
Contrast Ratio
CR
600
1000
4.
CIE Color Coordinates
White
Wx
0.313
Wy 0.329
Typ
RED Xr
0.648
±0.03
Yr
0.339
Green Xg
0.292
Yg
0.603
Blue Xb
0.143
Yb
0.070
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6. Component Video Input (Y, C
B
/P
B
, C
R
/P
R
)
No
Specification
Remark
Resolution
H-freq(kHz)
V-freq(Hz)
1.
720x480 15.73
60.00
SDTV,DVD
480i
2.
720x480 15.63
59.94
SDTV,DVD
480i
3.
720x480
31.47
59.94 480p
4.
720x480
31.50
60.00 480p
5.
720x576
15.625
50.00
SDTV,DVD 625 Line
6.
720x576 31.25
50.00
HDTV
576p
7.
1280x720
45.00
50.00 HDTV
720p
8.
1280x720
44.96
59.94 HDTV
720p
9.
1280x720 45.00
60.00
HDTV
720p
10.
1920x1080 31.25
50.00
HDTV
1080i
11.
1920x1080
33.75
60.00 HDTV
1080i
12.
1920x1080 33.72
59.94
HDTV
1080i
13.
1920x1080 56.250
50
HDTV
1080p
14.
1920x1080
67.5 60
HDTV
1080p
1) Standard Test Condition (The unit has been ‘ON’)
2) Stable for approximately 30 minutes in a dark environment at 25±2ºC.
3) The values specified are at approximate distance 50Cm from the LCD surface
4) Ta=25±2°C, VLCD=12.0V, fV=60Hz, Dclk=74.25MHz VBR_A=1.65V,ExtVBR_B=100%
2) Stable for approximately 30 minutes in a dark environment at 25±2ºC.
3) The values specified are at approximate distance 50Cm from the LCD surface
4) Ta=25±2°C, VLCD=12.0V, fV=60Hz, Dclk=74.25MHz VBR_A=1.65V,ExtVBR_B=100%
(3) CMO Module
No. Item Specification
Min.
Typ.
Max.
Remark
1.
Viewing Angle<CR>10>
Right/Left
150
170
Degree
Up/Down
140
160
2.
Luminance Luminance
(cd/m
2
)
250
300
Variation 75
-
3.
Contrast Ratio
CR
700
1000
4.
CIE Color Coordinates
White
Wx
0.313
Wy 0.329
Typ
RED Xr
0.646
±0.03
Yr
0.334
Green Xg
0.284
Yg
0.602
Blue Xb
0.152
Yb
0.076
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8. HDMI Input (PC/DTV)
(1) DTV Mode
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
Remark
1.
720*400 31.468
70.08
28.321
HDCP
2.
640*480 31.469
59.94
25.17
VESA HDCP
3. 800*600
37.879
60.31
40.00
VESA
HDCP
4.
1024*768
48.363
60.00 65.00
VESA(XGA)
HDCP
5.
1280*768 47.78
59.87
79.5
WXGA HDCP
6.
1360*768 47.72 59.8 84.75
WXGA HDCP
7.
1280*1024 63.595
60.0 108.875 SXGA
HDCP/FHD
model
8.
1920*1080 67.5
60.00
138.625 WUXGA
HDCP/FHD
model
(2) PC Mode
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
Remark
1.
720*480
31.469 /31.5
59.94 /60
27.00/27.03
SDTV 480P
2.
720*576 31.25
50
54
SDTV
576P
3.
1280*720 37.500
50
74.25 HDTV
720P
4.
1280*720
44.96 /45
59.94 /60
74.17/74.25
HDTV 720P
5.
1920*1080
33.72 /33.75
59.94 /60
74.17/74.25
HDTV 1080I
6.
1920*1080 28.125 50.00
74.25
HDTV
1080I
7.
1920*1080
26.97 /27
23.97 /24
74.17/74.25
HDTV 1080P
8.
1920*1080
33.716 /33.75
29.976 /30.00
74.25
HDTV 1080P
9.
1920*1080 56.250 50
148.5
HDTV
1080P
10.
1920*1080
67.43 /67.5
59.94 /60
148.35/148.50
HDTV 1080P
No
Specification
Proposed
Remark
Resolution
H-freq(kHz)
V-freq(Hz)
Pixel Clock(MHz)
1.
720*400
31.468
70.08
28.321
For only DOS mode
2.
640*480 31.469
59.94
25.17 VESA
Input 848*480 60Hz, 852*480 60Hz
-> 640*480 60Hz Display
3.
800*600
37.879
60.31
40.00 VESA
4.
1024*768 48.363 60.00
65.00 VESA(XGA)
5.
1280*768 47.78 59.87
79.5
WXGA
6.
1360*768 47.72
59.8
84.75 WXGA
7.
1280*1024 63.595 60.0
108.875
SXGA
FHD
model
8.
1920*1080 66.587
59.93
138.625 WUXGA
FHD
model
7. RGB (PC)
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ADJUSTMENT INSTRUCTION
1. Application Range
This specification sheet is applied to all of the LCD TV with
LD91A chassis.
LD91A chassis.
2. Designation
1) The adjustment is according to the order which is
designated and which must be followed, according to the
plan which can be changed only on agreeing.
plan which can be changed only on agreeing.
2) Power Adjustment: Free Voltage
3) Magnetic Field Condition: Nil.
4) Input signal Unit: Product Specification Standard
5) Reserve after operation: Above 5 Minutes (Heat Run)
3) Magnetic Field Condition: Nil.
4) Input signal Unit: Product Specification Standard
5) Reserve after operation: Above 5 Minutes (Heat Run)
Temperature : at 25±5ºC
Relative humidity : 65±10%
Input voltage : 220V, 60Hz
Relative humidity : 65±10%
Input voltage : 220V, 60Hz
6) Adjustment equipments: Color Analyzer (CA-210 or CA-
110), DDC Adjustment Jig equipment, SVC remote
controller
controller
7) Push The “IN STOP KEY” - For memory initialization.
3. Main PCB check process
* APC - After Manual-Insult, executing APC
* Boot file Download
1) Execute ISP program “Mstar ISP Utility” and then click
“Config” tab.
2) Set as below, and then click “Auto Detect” and check “OK”
message
If “Error” is displayed, Check connection between
computer, jig, and set.
computer, jig, and set.
3) Click “Read” tab, and then load download file (XXXX.bin)
by clicking “Read”
4) Click “Connect” tab. If “Can’t” is displayed, check
connection between computer, jig, and set.
5) Click “Auto” tab and set as below
6) Click “Run”.
7) After downloading, check “OK” message.
6) Click “Run”.
7) After downloading, check “OK” message.
* USB DOWNLOAD
1) Put the USB Stick to the USB socket
2) Automatically detecting update file in USB Stick
2) Automatically detecting update file in USB Stick
- If your downloaded program version in USB Stick is Low,
it didn’t work. But your downloaded version is High, USB
data is automatically detecting
data is automatically detecting
3) Show the message “Copying files from memory”
filexxx.bin
(4)
(7)
.OK
(5)
(6)
(1)
fi lexxx.bin
(2)
(3)
Please Check the Speed :
To use speed between
To use speed between
from 200KHz to 400KHz
Case1 : Software version up
1. After downloading S/W by USB, TV set will reboot
automatically
2. Push “In-stop” key
3. Push “Power on” key
4. Function inspection
5. After function inspection, Push “I n-stop” key.
3. Push “Power on” key
4. Function inspection
5. After function inspection, Push “I n-stop” key.
Case2 : Function check at the assembly line
1. When TV set is entering on the assembly line, Push
“In-stop” key at first.
2. Push “Power on” key for turning it on.
-> If you push “Power on” key, TV set will recover
channel information by itself.
3. After function inspection, Push “In-stop” key.
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