Problem
Points to be checked
Reference page
No power supplied
from <USB (VIEWER/
WIRELESS/DC OUT)>
terminal
f
Is the [PROJECTOR SETUP] menu → [ECO MANAGEMENT] → [STANDBY MODE] set to
[ECO] ?
92
f
Has the external device connected to the <USB (VIEWER/WIRELESS/DC OUT)> terminal
exceeded the rating (5 VDC, maximum 2 A)?
31
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.
144
f
Is the ambient temperature high?
20
f
Is the air filter unit dirty?
145
f
Is the intake/exhaust vent blocked?
20
Attention
f
If the problem persists, after confirming the contents of the table, consult your dealer.
150 -
ENGLISH
Chapter 6 Maintenance - Troubleshooting