Read Panasonic PT-TW350 / PT-TX410 / PT-TX320 (serv.man6) Service Manual online
INF-7
SECTION 1 SERVICE INFORMATION
<TW350/TX410/TX320>
Resetting the lamp counter
Be sure to reset the lamp counter after replacing the lamp unit.
1) Connect the power plug, press the power < v/b > button on the control panel or on the remote control.
2) While pressing the button on the control panel, press and hold the <INPUT/ENTER> button on the control
panel for eight seconds or more.
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The lamp counter will be reset to 0. (At this time, there is displaying nothing.)
3) Press the <INFO.> button on the remote control.
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The [Info.] screen is displayed.
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To make sure that the display of the [Lamp counter] is reset to [0 H].
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Please try step 2) again if the lamp counter has not been reset.
Air filter unit
When the dust remains after cleaning, the filter replacement timing has come.
The Replacement Filter Unit (Model No.: ET-RFL300) is an optional accessory. To purchase the product, consult your dealer.
Replacing the air filter unit
Attention
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Make sure to turn off the power before replacing the air filter unit.
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Make sure that the projector is stable, and perform the replacement in a safe place where the unit will not be damaged even if
you drop the air filter unit.
1) Remove the air filter cover.
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Refer to “Removing the air filter unit” of item in the owner's manual.
2) Remove the air filter unit.
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Refer to “Removing the air filter unit” of item in the owner's manual.
3) Attach the optional Replacement Filter Unit (Model No.: ET-RFL300) to the air filter cover.
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Refer to “Attaching the air filter unit” of item in the owner's manual.
4) Attach the air filter cover to the projector.
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Refer to “Attaching the air filter unit” of item in the owner's manual.
5) Reset the filter counter.
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Refer to “Resetting the filter counter” of item in the owner's manual.
Attention
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When using the projector, be sure to attach the air filter unit. If it is not attached, the projector will suck in dirt and dust causing
a malfunction.
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The air filter unit to be replaced should be an unused product.
Note
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The replacement cycle of the air filter unit varies greatly depending on the usage environment.
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After replacing the air filter, reset the filter counter. Otherwise, the warning icon
will appear on screen.
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