ViewSonic PJ513D-1 Service Manual page 28

PART II Operational Inspection Criteria
TEST CONDITIONS
Unless other prescription, the test conditions are as followings:
Nominal voltage: refer to operation manual
Environmental illumination:
Variable from 500 to 800 Lux (For appearance inspection)
Variable from 0 to 7 Lux (For functional inspection)
Temperature: 25±5℃
Visual inspection shall be done with the distance from eyes to the sample 45
cm.
Display mode: refer to operation manual
TEST EQUIPMENTS
Dark room
PC
Pattern Generator: Chroma 2327 or equivalent
Minolta color analyzer CL200 or equivalent device with accredited traceability
DVD player
Power supply (100~240 VAC) with consumption meter
Measuring tape
TEST PATTERN
PATTERN PATTERN
Full white
Full Dark
Full Red
ViewSonic Corporation
TEST ITEM Acceptance Criteria
ANSI (1) ANSI Brightness:(Normal Mode) 1600lm
Brightness、
(2) Uniformity: ANSI: 55% (Minimum)
Bright (3) Contrast Ratio : 150:1 (Minimum, by ANSI
Uniformity、
Standard Checkerboard Method), 1200:1(by All
FOFO White, All Black Method)
Contrast (4) White Point, Color :x = 0.312±0.04, y =
Ratio、
0.354±0.04
FOFO Contrast Ratio : 1200:1(by All White, All Black
Contrast Ratio Method)
Impurity、CIE
Chromaticity : Red: x =0.640±0.04, y= 0.345±0.04
coordinate
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PJ513D-1