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Problems
Image output from
DisplayPort of the
computer does not appear.
Lens shift cannot be
adjusted.
Geometric adjustment is
not possible.
Cannot control the
projector with Art-Net.
The DIGITAL LINK input
image is not displayed.
Cannot switch to the input
of the Interface Board.
Attention
f If problems persist even after checking the preceding points, consult your dealer.
Chapter 6 Maintenance — Troubleshooting
f If connecting the projector to a computer that uses an early-type chipset or graphics
card compatible with DisplayPort, the projector or computer may not be operated
properly.
f The graphics accelerator driver of the computer may need to be updated to the
latest version.
f Turn the power of the projector and the external device off and on.
f Is a signal which is not compatible with the projector being input?
f Perform [LENS CALIBRATION].
f Is the Fixed-focus Lens (Model No.: ET-D3LEW50, ET-D75LE50) attached?
f Is [QUAD PIXEL DRIVE] set to [OFF]?
f Are the connections between the twisted-pair-cable transmitter and an external
device, and between the twisted-pair-cable transmitter and projector correctly done?
f Is [Art-Net SETUP] set to other than [OFF]?
f Are [NET], [SUB NET], [UNIVERSE], and [START ADDRESS] set correctly?
f Is the cable compatible to the condition of the projector used?
f Are the connections between the twisted-pair-cable transmitter and the projector or
an external device correctly done?
f Is [DIGITAL LINK MODE] set to [AUTO], [DIGITAL LINK], or [LONG REACH]? Is it
set to [ETHERNET]?
f Is a signal which is not compatible with a twisted-pair-cable transmitter being input?
f Is the Interface Board correctly installed in the slot?
Points to be checked
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ENGLISH - 289
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