Panasonic PT-DZ13KU, Service Manual, Page: 31 / 121

INF - 22
5. 3. 5. Air filter maintenance
1. Air filter is clogged by dust, and if the replacement message is displayed on the screen, filter indicator <FILTER> has
a red light. In this case perform the maintenance.
2. The proceeds of the air filter clogging, becomes hot of projector inside, and <TEMP>indicator is lit , power shut down.
Then <FILTER>Indicator remains red , <TEMP> indicator will flash (twice) red.
3. The cleaning and replacement cycle of the air filter unit varies depending on the usage environment.
If dirt does not come off even after the unit is maintained, it is time for the unit to be replaced.
5. 3. 6. Cleaning procedure for Air filter unit
1. Make sure to turn off the power before replacing the air filter unit.
2. Loosen the lamp unit cover fixing screw (one screw) until
it turns freely, then remove the Air filter cover.
3. Pull out the air filter unit frame from the tabs of the projector body while slightly pressing around the center of
the frame at the front side (with the lens) inward as described with the arrow, and pull out the frame at the opposite
side from the tabs to remove the air filter unit.
4. Wash and dry the air filter unit.
1) Soak the air filter unit in cold or warm water and then lightly rinse it.
* Do not use cleaning tools such as brushes.
2) Rinse the unit two to three times using fresh water each time.
3) Let the unit naturally dry off in a well-ventilated place where there is
little dust and the unit is protected from direct sunlight.
* Do not dry using drying devices such as dryers.
* Dry it thoroughly before attaching it back to the projector.
(Please read the page "Maintenance/Replacement" on the instruction book to know about details.)
5. After cleaning the air filter unit, install the filter unit and the air filter cover.
* The air filter unit has no difference between top and bottom, but is two-sided.
* Match the protrusion position of the air filter with the grooves on the projector body.
5. 4. Initialization for control device password
To revert to the factory default password (AAAA), perform the following operations while the screen asking
for a control device password input is displayed.
1. Press the <AUTO SETUP> button on the remote control or control panel for at least two seconds.
2. Press
▼
for at least two seconds.