LG M4224C Service Manual

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Copyright LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
C
2008
8. Optical Characteristic
8.1 Optical Characteristic
No Item Criteria Remark
1 Viewing Angle Horizontal(R/L) : +89º/-89º (Min.)
<CR ≥10> Vertical(Top/Bottom) : +89º/-89º (Min.)
2 Luminance Luminance (cd/m 2 ) 550 cd/m2 (min.) 700cd/m2 (Typ)
Condition- Picture mode : Vivid,
3 Contrast Ratio 2,500(Min.), 3,000:1(Typ.) (with DCR) All input
• Condition -Picture mode : Vivid
-It should be measured after signal input and pass through more than 30 sec
4 Grey Level Gray Level without AI with AI
L0 0.12
L15 0.22
L3 1 0.7
L47 2.28
L63 4.58
L79 7.15
L95 10.82
L111 15.72
L127 21.93
L143 27.81
L159 34.94
L175 43.32
L191 53.12
L207 63.10
L223 74.51
L239 86.99
L255 100.0
5 Light Leakage Condition: Do not visible at 300 Lux
8.2 AV / Component / HDMI / DVI INPUT MODE
NO Item Min Typ Max Unit Remark
1 Brightness uniformity 77 % Full white
Color Purity RED X 0.609 0.639 0.669 Input : 216 Level
Y 0.303 0.333 0.363 Picture mode : Vivid
GREEN X 0.255 0.285 0.315
Y 0.575 0.605 0.635
BLUE X 0.114 0.144 0.174
Y 0.035 0.065 0.095
WHITE X 0.249 0.279 0.309
Y 0.262 0.292 0.322
Color WHITE X 0.261 0.276 0.291 Input : 216 Level
coordinate (Cool) Y 0.268 0.283 0.298 Picture mode : User1
WHITE X 0.270 0.285 0.300
(Medium) Y 0.278 0.293 0.308
WHITE X 0.298 0.313 0.328
(Warm) Y 0.314 0.329 0.344

LG M4224C Specifications

General

Brand	LG
Model	M4224C
Category	Monitor
Language	English