Hitachi HDPJ52 user manual Filter, Air filter Knobs

Maintenance

(4)Select the “LAMP TIME” item in the right column of the Advanced Menu using the ▲/▼ cursor buttons, then press the ► cursor button and the LAMP TIME menu will appear.

(5)Pressing the ▲ cursor button in the menu resets the LAMP TIME.

NOTE • Only reset the LAMP TIME item when you have replaced the lamp so that the LAMP TIME remains accurate.

Air filter

If the air filter becomes clogged by dust or the like, internal temperatures will rise and could cause fire, burn and/or projector malfunction. When the indicators or a message prompts you to clean the air filter, make sure to clean it as soon as possible. Check and clean the air filter periodically, even if no message is displayed.

Please replace the air filter when it is damaged or too dirty to be cleaned. Preparation of a new air filter is recommended. To purchase a new air filter, contact your dealer and tell the air filter type number = NJ22632.

Replace the air filter when the lamp is replaced. An air filter of the specified type will be included with replacement lamps for this projector.

Turn the projector off, and unplug the power	Filter
1. cord. Allow the projector to sufficiently cool	cover
down.
After making sure that the projector has	Knobs
2. cooled adequately, remove the filter cover
and air filter. Hold the knobs while lifting.

3. Use a vacuum cleaner to clean the air filter vent, the air filter and filter cover.

Please replace the air filter when it is damaged or too dirty to be cleaned.

Air filter

Knobs

4.

5.

Set the cleaned or new air filter into place, and press the point between the 2 knobs.

Turn the projector on (20).

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