Panasonic PT-DZ13KU Service Manual page 27

5. Notes on service
5. 1. Before service operation
5. 1. 1. Lamp
1. The light source of the projector is a high-pressure mercury lamp.
2. The luminance of the lamp will decrease by duration of usage.
3. The lamp may burst with a loud sound or have its service life shortened because of shock, chipping, or degradation
due to cumulative runtime.
4. The lamp life varies greatly depending on individual differences and usage conditions.
In particular, frequent on/off switching of the power greatly deteriorate the lamp and affects the lamp life.
5. Continuous use for over one week will deteriorate the lamp. The degradation of the lamp due to continuous use can be
reduced by using the [PROJECTOR SETUP] menu → [LAMP RELAY].
6. In rare cases, the lamps burst shortly after projection starts.
7. If the lamp bursts, gas contained inside of the lamp is released in the form of smoke.
8. The risk of bursting increases when the lamp is used beyond its replacement cycle. Make sure to replace the lamp unit reg
Make sure to replace the lamp unit regularly.
It is recommended that you store the Replacement lamp unit as a contingency.
Replacement lamp unit : ET-LAD310A (1 pc) / ET-LAD310AW (2 pcs)
・Panasonic takes no responsibility for any damage or malfunction of the product
Notes
resulting from use of lamp units which are not manufactured by Panasonic. Use only specified lamp units.
・For the portrait setting, be sure to use the optional Replacement lamp unit (for portrait mode).
・Do not use the Replacement lamp unit (for portrait mode) and normal lamp unit together.
・Please be sure to read the warnings and notices on the lamp that is described in the Operating Instructions.
Attention
"Read this first!", "Precautions for use", "Maintenance/replacement"
5. 1. 2. Air filter unit
1. Make sure that the air filter unit is properly attached before using the projector. If it is not properly attached,
the projector will suck in dirt and dust causing a malfunction.
2. If the filter is clogged, only one lamp may light even when [LAMP SELECT] is set to [DUAL].
3. The cleaning and replacement cycle of the air filter unit varies depending on the usage environment.
4. Air filter replacement is recommended after cleaning the unit two times.
5. The dust-proof properties may be reduced after each cleaning.
6. The Replacement Filter Unit is an optional accessory.
5. 1. 3. Smoke Cut Filter (Optional accessory : ET-SFD320/SFR320)
1. Do not reuse it. The smoke cut filter to be replaced should be an unused product.
2. Do not use smoke cut filter at high altitudes (1 400 m (4 593') above sea level) or in places where the ambient
temperature is 35°C or higher (30°C when used in portrait mode).
3. When this smoke cut filter is installed, the width of the projector increases by approximately 10 mm (13/32").
4. When using the smoke cut filter, be sure to switch the [FILTER TYPE] setting of the projector from [NORMAL] to
[SPECIAL]. When replacing the smoke cut filter with an air filter unit, be sure to switch the [FILTER TYPE] setting
of the projector from [SPECIAL] to [NORMAL].
1) Select [SERVICE PASSWORD] in [PROJECTOR SETUP] menu and press <ENTER> button.
2) Enter "1111" by pressing <1> on the remote control and then press <ENTER> button.
3) Press ◀ ▶ button to switch from [NORMAL] to [SPECIAL] in the [AIR FILTER] screen.
Air filter unit : ET-EMF320