LG 55SL8500-ZA (CHASSIS:LD91K) Service Manual ▷ View online
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SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
4. Electrical specification
- Module General Specification
1. Application range
This specification is applied to the LCD TV used LD91K
chassis.
chassis.
2. Requirement for Test
Each part is tested as below without special appointment.
1) Temperature : 25±5ºC (77±9ºF), CST : 40±5ºC
2) Relative Humidity : 65±10%
3) Power Voltage : Standard input voltage(100-240V@
2) Relative Humidity : 65±10%
3) Power Voltage : Standard input voltage(100-240V@
50/60Hz)
* Standard Voltage of each products is marked by models.
4) Specification and performance of each parts are followed
each drawing and specification by part number in
accordance with BOM.
accordance with BOM.
5) The receiver must be operated for about 5 minutes prior to
the adjustment.
3. Test method
1) Performance: LGE TV test method followed
2) Demanded other specification
2) Demanded other specification
- Safety: CE, IEC specification
- EMC:CE, IEC
- EMC:CE, IEC
No
Item Specification
Remark
1
Screen Device
55” wide color display module
LCD
2
Aspect Ratio
16:9
3
LCD Module
55” TFT LCD FHD 200Hz
4
Operating Environment Temp. : 0 ~ 50 deg
Humidity : 10 ~ 90%
4
Storage Environment
Temp. : -20 ~ 60 deg
Humidity : 10 ~ 90 %
5
Input Voltage
AC100-240V~, 50/60Hz
6
Power Consumption
Power on (White)
LCD (Module) + Backlight(Lamp)
Typ : 242, Max : 266
7
Module Size
1245.6 (H) x 718.4 (V) x 35.5 (D)
With inverter
8
Pixel Pitch
0.630 (H) x 0.630 (D)
9
Back Light
CCFL
10
Display Colors
1.06Billion(true) colors
11
Coating
3H(Hard coating)
5. Chroma& Brightness
- Module optical specification
(1) LGD Module
(1) LGD Module
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±2ºC, VLCD=12.0V, fV=60Hz, Dclk=74.25MHz VBR_A=1.65V,ExtVBR_B=85%
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±2ºC, VLCD=12.0V, fV=60Hz, Dclk=74.25MHz VBR_A=1.65V,ExtVBR_B=85%
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No. Item Specification
Min.
Typ.
Max.
Remark
1.
Viewing Angle [CR>10]
Right/Left/Up/Down
89
CR>10
2.
Luminance Luminance
(cd/m
2
)
470
590
Variation -
1.3
MAX
/MIN
3.
Contrast Ratio
CR
900
1300
4.
CIE Color Coordinates
White
Wx
0.279
Wy 0.292
Typ
RED Rx
0.637
±0.03
Ry
0.333
Green Gx
0.287
Gy
0.605
Blue Bx
0.145
By
0.064
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
67.43/67.5
59.94/60 HDTV
1080p
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No
Specification
Proposed
Remark
Resolution
H-freq(kHz)
V-freq(Hz)
Pixel Clock(MHz)
1.
720*400
31.468
70.08
For only DOS mode
2.
640*480 31.469
59.94
Input 848*480 60Hz, 852*480 60Hz
-> 640*480 60Hz Display
3.
800*600
37.879
60.31
4.
1024*768 48.363 60.00
5.
1280*768 47.78 59.87
6.
1360*768 47.72
59.8
7.
1280*1024 63.595 60.0
8.
1920*1080
66.587 59.93
7. RGB Input(PC)
8. HDMI Input
(1) DTV Mode
No
Resolution
H-freq(kHz)
V-freq.(Hz)
Pixel clock(MHz)
Proposed
Remark
1.
720*400
31.468
70.08
For only DOS mode
2.
640*480
31.469
59.94
Input 848*480 60Hz, 852*480 60Hz
--> 640*480 60Hz Display
3. 800*600
37.879
60.31
4.
1024*768
48.363
60.00
5.
1280*768 47.78
59
6.
1360*768 47.72 59.8
7.
1280*1024 63.595
60.0
8.
1920*1080 66.587
59.93
(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
9.
1920*1080
26.97 /27
23.97 /24
74.17/74.25
HDTV 1080P
10.
1920*1080
33.716 /33.75
29.976 /30.00
74.25
HDTV 1080P
11.
1920*1080 56.250 50
148.5
HDTV
1080P
12.
1920*1080
67.43 /67.5
59.94 /60
148.35/148.50
HDTV 1080P
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ADJUSTMENT INSTRUCTION
1. Application Range
This specification sheet is applied to all of the LCD TV with
LD91K chassis.
LD91K 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), Pattern Generator(MSPG-925 Series or Equivalent),
DDC Adjustment Jig equipment, Service Remote Control.
DDC Adjustment Jig equipment, Service Remote Control.
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
(5)
(7) ……….OK
(5)
(6)
(3)
fi lexxx.bin
(1)
(4)
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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