Troubleshooting

Related messages (continued)

Message

Description

The internal temperature is rising.

Please turn the power off, and allow the projector to cool down at least 20 minutes. After having conrmed the following items, please turn the power ON again.

Is there blockage of the air passage aperture?

Is the air lter 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 (57).

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 Zhen cleaning the air filter. Please immediately turn the power off, and clean or change the air lter referring to the Cleaning and replacing the air filter section of this manual. After you have cleaned or changed the air lter, please be sure to reset the lter timer (55, 95).

The button operation is not available.

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Hitachi CP-X3021WN, CP-X2521WN Related messages, Internal temperature is rising, Button operation is not available