DOWNLOAD LG 26LU50FD-AC (CHASSIS:LB91A) Service Manual ↓ Size: 3.35 MB | Pages: 65 in PDF or view online for FREE

Model
26LU50FD-AC (CHASSIS:LB91A)
Pages
65
Size
3.35 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
26lu50fd-ac-chassis-lb91a.pdf
Date

LG 26LU50FD-AC (CHASSIS:LB91A) Service Manual ▷ View online

- 6 -
4. Module Specification
No.
Item
Specification
Remark 
1. 
Display Screen Device 
26 Wide Color Display Module 
LCD
2.
Aspect Ratio 
16:9
3.
LCD Module
26” TFT LCD FHD, with Inverter
LGD
4.
Operating Environment
Temp.:0 ~ 50°C 240h
Humidity :Ta=40°C, 90% RH, 240h
5.
Storage Environment
Temp.:-20 ~ 60°C, 240h
6.
Input Voltage 
AC 100-240V~, 50/60Hz
7.
Power Consumption
Typ : 81W 
LCD(Module)+Backlight(Lamp)
8. 
Module Size
626.0 (H)x 373.0 (V)x 47.1 (D)
With inverter
9.
Pixel Pitch
0.3 (H)x 0.3 (V)
10. Back 
Light
EEFL
11. 
Color Depth
8-bit, 16.7M colors
12.
Coating
3H, Anti-glare
1. Application Range
This specification sheet is applied to the LCD TV used LB91A
chassis.
2. Specification
Each part is tested as below without special appointment  
1) Temperature :  25 ± 5°C (77 ± 9ºF), CST : 40 ± 5ºC
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.
5) The receiver must be operated for about 20 minutes prior to
the adjustment.
3. Test method
1) Performance : LGE TV test method followed.
2) Demanded other specification 
- Safety : UL, CSA, IEC specification
- EMC : FCC, ICE, IEC specification
SPECIFICATION
NOTE : Specifications and others are subject to change without notice for improvement.
No Item 
Min
Typ 
Max 
Remark
1. 
Cool  
White Balance, X axis
0.274 
0.276
0.278
DQA : ±0.015
- PSM : Vivid, CSM : Cool
White Balance, Y axis
0.281 
0.283
0.285
DQA : ±0.015
White (85IRE)
2.
Medium
White Balance, X axis
0.283
0.285 
0.287
DQA : ±0.015
Dynamic contrast : Off,
White Balance, Y axis 
0.291 
0.293
0.295
DQA : ±0.015
Dynamic color : off
3.
Warm
White Balance, X axis
0.311
0.313
0.315
DQA : ±0.015
White Balance, Y axis 
0.327
0.329 
0.331 
DQA : ±0.015
- 7 -
1) Optical characteristics are determined after the unit has been ‘ON’ and stable in a dark environment at 25±2°C
2) Surface luminance is the luminance value at center 1-point across the LCD surface 50cm from the surface with all pixels displaying
white.
No
Item
Min.
Typ.
Max.
Remark
1
Viewing Angle
R/L/U/D
140
170
CR >10
2
Luminance
Luminance (cd/m
2
)
320
400
PSM: Vivid, CSM: Cool, White: 100IRE
Variation
75
1.3
3
Contrast Ratio
CR
700
1000
All White, All Black
4
Color coordinate
WHITE
Wx
0.279
Wy
0.292
RED
Xr
Typ.
0.637
Typ.
Yr
-0.03
0.335
+0.03
GREEN
Xg
0.288
Yg
0.608
BLUE
Xb
0.145
Yb
0.063
P1
P2
P3
P4
P5
1W/4
2W/4
3W/4
1H/4
2H/4
3H/4
: Measurement position (5 point)
5. Chroma & Brightness
5.1. Module optical specifications
*** LGD module Uniformity Measurement Position ***
5.2. Chroma (PSM:Vivid, Color Temperature:Cool)
- except “RGB PC Mode PSM: Standard, Color Temperature: Medium”
** The W/B Tolerance is ±0.002 for Adjustment, but for DQA ±0.015
- 8 -
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
7.  Component Video Input  (Y, C
B
/P
B
, C
R
/P
R
)  
No. Specification 
Remark 
Resolution H-freq(kHz) V-freq(Hz)
Pixel 
clock(MHz)
Proposed
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
8. RGB input (PC)
- 9 -
9. HDMI input (PC/DTV)
No. Resolution
H-freq(kHz)  V-freq(Hz)
Pixel 
clock(MHz)
Remark
PC
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
8.
1920*1080 67.5 
60 
148.5 
WUXGA 
HDCP
DTV
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 5
9.94 /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
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