Maintenance/replacement. Panasonic PT-MZ680

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Maintenance/replacement. Panasonic PT-MZ680 | Manualzz

Chapter 6   Maintenance — Maintenance/replacement

Maintenance/replacement

Before performing maintenance/replacement

f Make sure to turn off the projector and disconnect the power plug from the outlet before maintaining or replacing the unit. ( x pages 52, 61) f When switching off the projector, make sure to follow the procedures in “Switching off the projector”

( x page 61).

Maintenance

Outer case

Wipe off dirt and dust with a soft, dry cloth.

f If the dirt is persistent, soak the cloth with water and wring it thoroughly before wiping. Dry off the projector with a dry cloth.

f

Do not use benzene, thinner, or rubbing alcohol, other solvents, or household cleaners. Doing so may deteriorate the outer case.

f

When using chemically treated dust cloths, follow the instructions written on its packaging.

Lens front surface

Wipe off dirt and dust from the front surface of the lens with a soft clean cloth.

f Do not use a cloth that is fluffy, dusty, or soaked with oil/water.

f Since the lens is fragile, do not use excessive force when wiping the lens.

Attention f The lens may be damaged if you hit with a hard object or wipe with excessive force. Handle with care.

Air filter unit

Perform maintenance of the air filter unit in the following case.

f The air filter is clogged with dust, causing the filter replacement message to appear on the screen and the filter indicator <FILTER> to light red.

Attention f

Make sure to secure the stability of the projector, and perform the maintenance in a safe location even if the air filter cover or the air filter unit falls accidentally.

f

When the air filter unit is replaced, reset the filter counter.

If the filter counter is not reset after replacing the air filter unit, [FILTER COUNTER has reached the set time.] is displayed.

For details of resetting the filter counter, refer to “Resetting the filter counter” ( x

page 179).

Removing the air filter unit

Air filter cover fixing screw Tabs on the projector body Air filter unit compartment and the projector's air intake vent

Air filter cover

Fig. 1

Grip

Fig. 2

Air filter unit

1) Turn off the power of the projector.

f

Always follow the procedure of “Switching off the projector” ( x

page 61) when turning off the power.

ENGLISH - 177

Chapter 6   Maintenance — Maintenance/replacement

2) Remove the air filter cover. (Fig. 1) f

Turn the air filter cover fixing screw (x 1) counterclockwise with a Phillips screwdriver until it turns freely, and remove the air filter cover by placing a finger in the depressed section and pull it out slowly in the direction f of the arrow.

When pulling out the air filter cover, make sure to place a hand on the air filter cover. Pulling it out too rapidly may cause the air filter cover to fall.

3) Pull out the air filter unit. (Fig. 2) f

Slightly push the grip of the air filter unit inward in the direction of the arrow, remove from the tabs on the projector body, and pull out the air filter unit.

f

After pulling out the air filter unit, remove any foreign object and dust from the air filter unit compartment and the projector’s intake vent.

Performing maintenance of the air filter unit

Remove the air filter unit in advance with the procedure for “Removing the air filter unit” ( x

page 177) described previously.

Fig. 1 Fig. 2

1) Wash the air filter unit. (Fig. 1) i) Soak the air filter unit in cold or warm water and then lightly rinse it.

f

Do not use cleaning tools such as brushes.

f When rinsing, hold the frame of the air filter unit without putting strong pressure on the filter unit.

ii) Rinse the air filter unit two to three times using fresh water each time.

f

Insufficient rinsing may result in odors.

2) Dry the air filter unit. (Fig. 2) f

Let the air filter unit naturally dry off in a well-ventilated place where there is little dust and is not exposed to direct sunlight.

f

Do not dry using drying devices such as dryers.

f Once the air filter is dried, proceed to “Attaching the air filter unit” ( x page 178) next.

Attaching the air filter unit

1) Attach the air filter unit to the projector.

f Attach the air filter unit in the reverse procedure of Step 3) in “Removing the air filter unit” ( x page 177).

f

Push in the air filter unit all the way in until it clicks.

2) Attach the air filter cover.

f Close the air filter cover in the reverse procedure of Step and press it in all the way until it clicks.

2) in “Removing the air filter unit” ( x page 177), f

Securely tighten the air filter cover fixing screw (x 1) using a Phillips screwdriver.

178 - ENGLISH

Chapter 6   Maintenance — Maintenance/replacement

Resetting the filter counter

1) Turn on the power of the projector.

2) Press the <MENU> button on the remote control or control panel.

f The [MAIN MENU] screen is displayed.

3) Press as to select [PROJECTOR SETUP].

4) Press the <ENTER> button.

f The [PROJECTOR SETUP] screen is displayed.

5) Press as to select [FILTER COUNTER].

6) Press the <ENTER> button.

f The [FILTER COUNTER] screen is displayed.

7) Press as

to select [FILTER COUNTER RESET], and press the <ENTER> button.

8) The confirmation screen is displayed, so press qw to select [OK], and press the <ENTER> button.

f Display of [FILTER COUNTER] will change to [0 H].

Attention f

After washing the air filter unit, dry it thoroughly before attaching it back to the projector. Attaching a wet unit will cause an electric shock or malfunction.

f

Do not disassemble the air filter unit.

f

Make sure that the air filter unit is properly attached before using the projector. If it is not attached, the projector will suck in dirt and dust causing a malfunction.

f

Do not insert object from the hole of the intake vent. Doing so may cause damage.

Note f

When the projector is used without resetting the filter counter, the actual filter runtime (counter numeric value) will not be able to be confirmed.

f

When the projector is used without attaching the air filter unit, the filter indicator <FILTER> will blink red, and a message is displayed on the projected image for approximately 30 seconds.

f

When the air filter unit is damaged or dirt does not come off even if it is washed, replace with the new optional Replacement Filter Unit (Model

No.: ET-RFM100).

f

Replacement to a new air filter unit is recommended after washing it twice.

f

The dust-proof properties may be reduced after each cleaning.

f

The replacement cycle of the air filter unit varies greatly depending on the usage environment.

Replacing the unit

Air filter unit

Air filter unit should be replaced if the dirt does not come off after cleaning.

The Replacement Filter Unit (Model No.: ET-RFM100) is an optional accessory. To purchase the product, consult your dealer.

Air filter unit replacement procedure

Attention f Make sure to turn off the projector before replacing the filter.

f When attaching the air filter unit, make sure to secure the stability of the projector, and execute in a safe location even if the air filter unit falls accidentally.

1) Remove the air filter unit.

f Refer to “Removing the air filter unit” ( x page 177).

2) Attach the optional Replacement Filter Unit (Model No.: ET-RFM100) to the projector.

f The air filter unit has no difference between top and bottom, but is two-sided. Match the protrusion position of the air filter unit with the grooves on the projector body.

f Refer to “Attaching the air filter unit” ( x page 178).

ENGLISH - 179

Chapter 6   Maintenance — Maintenance/replacement

Attention f

When switching on the projector, make sure that the air filter unit is attached. If it is not attached, the projector will suck in dirt and dust causing a malfunction.

f

When the projector is used without attaching the air filter unit, the filter indicator <FILTER> will blink red, and a message is displayed on the projected image for approximately 30 seconds.

Note f

The replacement cycle of the air filter unit varies greatly depending on the usage environment.

180 - ENGLISH

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