Problem Points to be checked Reference page
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.
135
f Is the ambient temperature high? 19
f Is the air lter unit dirty? 136
f Is the intake/exhaust vent blocked? 20
Attention
f If the problem persists, after conrming the contents of the table, consult your dealer.
ENGLISH - 141
Chapter 6 Maintenance - Troubleshooting