Ricoh Deneb-PJ2 Y068, Field Service Manual

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Test Inspection Procedure
Function Inspection
General
All OSD functions must be checked for functionality. When the OSD menu is displayed, there must
be no visible peaking, ringing, streaking, or smearing artifacts on the screen.
Factory Default
The factory settings (with appropriate centering, size, geometry distortion, etc.) must be displayed
when “Factory Reset” is selected from Engineering Mode.
Display Size
All preset modes must 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 (DDC) DDC1/DDC2B operation of the projector and to
verify Plug & Play function.
Acoustics
High-pitched sound from the cooling fan and color wheel is unacceptable.
Check points
Check item Check point
Firmware version All firmware version must be the latest version
Exterior The exterior must be undamaged.
Logo
Missing logo, missing prints and blurred prints are
unacceptable
Lamp cover It should be locked in the correct place.
Zoom in/out The function should work smoothly
Keypad All keypad keys must operate smoothly
Test Inspection Procedure
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