P3150/P3250/P3150 Refresh/P3250 Refresh/P3251 Condential 4-12

2. Check points for e�terior and print pattern

Check item Check point
Text & Pattern Missing letters & pattern or blurry prints are unacceptable.
Exterior Dirt, scrape, water ripples and uneven color are unacceptable.
Buttons Stuck buttons are unacceptable.
Focus ring Focus ring is functioning smoothly.
Logo Missing logo, missing prints and blurry prints are unacceptable
Screw All screw sure be xed and in right type.
Pedestal Well-functioned
Lamp Cover It should be locked in the correct place.
Plastic Parts All plastic parts can not be brocken and damaged.
Safety or warning
label All safety and warning label should be visible, including all contents.
Connector All interface connector should be complete and workable.
4-10 Others

1. Functional Inspection

Keypad button - All keypad buttons must operate smoothly.
General - All OSD functions must be checked for functionality. When OSD menu is
displayed, there shall be no visible peaking, ringing, streaking, or smearing
artifacts on the screen.
Factory Default - The factory settings (with appropriate centering, size, geometry distortion,
etc.) shall be displayed upon “Recall” is selected from OSD
Display Size - All preset modes shall expand to full screen size using OSD Horizontal and
Vertical Size controls
Display Data Channel - The purpose of the DDC test is to verify the DDC1/DDC2B operation of the
(DDC) projector and to verify Plug & Play function.
Acoustic - High pitch sound from cooling fan and color wheel is unacceptable.