Acer AL1731 Service Manual page 8

Note 1) Definition of Viewing Angle: Viewing angle range (10≤CR)
Note 2) Definition of Contrast Ratio (CR): Ratio of gray max(Gmax),gray min(Gmin) at the
center point of panel.
CR=
Note 3) Definition of Response time: Sum of T
Note 4) After stabilizing and leaving the panel alone at a given temperature for 30 min,
the measurement
stable, windless
should be measured in the center of screen. Dual lamp current :13.0mA(6.5mA
Luminance with all pixels white (Gmax)

Luminance with all pixels black (Gmin)
should be executed .Measurement should be executed n a
,and dark room.30 min after lighting the back-light. This
, T
R F
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