Hitachi PJ TX100 Owners Guide - Page 33

ENGLISH Maintenance Air filter WARNING ►Before replacing the lamp, make sure the power switch is off and the power cord is not plugged in, then wait at least 45 minutes for the lamp to cool sufficiently. ►Use only the air filter of the specified type. Do not use the projector with the air filter and filter cover removed. CAUTION ►If the air filter becomes clogged by dust or the like, internal tempereture rises and the power may be automatically turned off for malfunction prevention . If the indicators or a message prompts you to clean the air filter, clean the air filter as soon as possible. Please replace the air filter when you replace the lamp, and also when it is damaged or too soiled. 1. Turn off the projector, and unplug the power cord. Allow the lamp bulb to cool for at least 45 minutes. Filter cover 2. After making sure that the projector has cooled adequately, remove the filter cover and the air filter. Hold its release buttons while pulling up it. 3. Apply a vacuum cleaner to the filter cover and the air filter. To replace the air filter, Contact your dealer to prepare a new air filter. Tell the dealer your air filter type number: NJ09452. Release buttons Air filter 4. Insert the cleaned air filter or a new air filter, and replace the filter cover. Release buttons 5. Turn on the projector power, and reset the filter timer. (1) While the projector running, press the MENU button to open the menu. (2) Choose the "OPTION" on the menu using the ▲/▼ button, then press the ► button or ENTER button. (3) Choose the "FILTER TIME" using the ▲/▼ button, then press and hold the RESET button for 3 seconds. (4) Choose the "RESET" using the ▲ button. NOTE • Incorrectly resetting of the filter timer (resetting without replacement, or neglect of resetting after replacement) will result in incorrect message functions. 33