Hitachi CP-RX94 User Manual page 68

Troubleshooting
Related messages (continued)
Message
68
The internal temperature is rising.
Please turn the power off, and allow the projector to cool
down at least 20 minutes. After having confirmed the
following items, please turn the power ON again.
• Is there blockage of the air passage aperture?
• Is the air filter dirty?
• Does the peripheral temperature exceed 35°C?
• If the projector is used at an altitude of about 1600 m (5250
feet) or higher, set ALTITUDE of the SERVICE item in the
OPTION menu to HIGH (54).
If the projector is used with a wrong setting, it may cause
damage to the projector itself or the parts inside.
A note of precaution when cleaning the air filter.
Please immediately turn the power off, and clean or change
the air filter referring to the Cleaning and replacing the
air filter section of this manual. After you have cleaned or
changed the air filter, please be sure to reset the filter timer
(52, 64, 65).
The button operation is not available.
Description