Acer K10 - Manual (Page 30)

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English
Problems with the Projector
OSD Messages
# Condition Solution
1 The projector stops responding
to all controls
If possible, turn off the projector, then
unplug the power cord and wait at least 30
seconds before reconnecting power.
# Condition Message Reminder
1 Message Fan Fail - the system fan is not working.
Projector Overheated - the projector has exceeded its
recommended operating temperature and must be allowed to
cool down before it may be used.