Sanyo PDG-DSU21B, Service Manual

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PDG-DSU21 35
(3) Image Quality
Projected image size: 60 inches (diagonal length)
Zoom ring: Adjust zoom ring to wide (Maximum projection size)
SVGA
I/O port
Monitor In (SVGA)
Test Equipment Standard Pattern generator (Ex. Quantum data)
Signal format 800*600 60Hz
Projected image size 60” in diagonal length
Test Pattern Test criteria
Full white
Apparent color strip, bend and streak corner on the
projected image are not allowable
256 level RGB
--256 level of RGB color should be distinguishable, at least
Red color scales should be.
-- For each RGB 256 levels, Noise or color deviation in R,
G, and B single level respectively are acceptable.
16 gray level
--16 level of gray level color should be distinguishable
--When Gamma selected to “RGB”
Not distinguishable of 2 brightest levels /2 darkest levels
are acceptable.