Chapter 6
Maintenance — Troubleshooting
246 - ENGLISH
Problems
Points to be checked
Page
The DIGITAL LINK input
image is not displayed.
f
Is the cable compatible to the condition of the projector used?
50
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 [DIGITAL LINK MODE] set to [AUTO], [DIGITAL LINK], or [LONG REACH]? Is it
set to [ETHERNET]?
164
f
Is a signal which is not compatible with a twisted-pair-cable transmitter being input?
―
Operation noise became
loud.
If the temperature inside the projector becomes high, the speed of the internal cooling
fan increases automatically and the operation noise becomes loud. If the internal
temperature reaches the abnormal value, the indicators will light up or blink.
239
f
Is the ambient temperature high?
21
f
Is the air filter unit dirty?
241
f
Are the intake/exhaust vents blocked?
22
Attention
f
If problems persist even after checking the preceding points, consult your dealer.