Read LG 47LN5450-CT (CHASSIS:LC36B / LD31B / LD36B) Service Manual online
LGE Display Division LG(51)
Establish : 12/08/31 23
Reform: 12/08/31 47
Reform: 12/08/31 47
LG 전자
NetCast 4.0 Low – LC36B Product Specification
● Test pattern : full white pattern(255 Gray)
● SET condition : Contrast & Brightness Level Default
● Environment condition : Dark room in the non outside light
● Video menu option condition
Signal
Picture Mode
Backlight
Color Temp.
Dynamic Contrast
Dynamic Color
Eye Care
Black Level
RF
NTSC-M
Standard
100
0
Off
Off
Off
Low
PAL
Standard
100
0
Off
Off
Off
Auto
AV
NTSC-J
Standard
100
0
Off
Off
Off
High
PAL
Standard
100
0
Off
Off
Off
Auto
Component
1080p
Standard
100
0
Off
Off
Off
High
RGB
Adjust mode à Test pattern à White.
HDMI
DTV 1080p
Standard
100
0
Off
Off
Off
Low
5) Measurement
● Do heat-run LCD module at 5minutes in normal temperature (25℃) by using full white pattern of 15% signal level(38 gray level).
● Impress test pattern signal in 1/5(H) * 1/5(V) White Window of 100%(255Gray Level).
● measure 3 times brightness of central white window, and mark peak brightness in max brightness degree.
● measure the same condition in video signal /RGB signal.
▣
Brightness / Contrast Tracking measure specification
1) In non-impressed condition, measure peak brightness displayable as much as possible LCD module.
2) Measuring instrument: CA-210 or a sort of Color Analyzer.
3) Pattern Generator : VG-828 or a sort of digital pattern generator (displayable Full White & 1/25 White Window pattern)
4) Measure condition
● Test pattern: in center, 1/5(H) * 1/5(V) of Window Pattern (white pattern in non-impressed condition)
● Environment condition : Dark room in the non outside light
● Video menu option condition : Shipment MODE.(In-Stop)
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