Read Panasonic PT-TW370 / PT-TX430 / PT-TX340 Service Manual online
INF-7
SECTION 1 SERVICE INFORMATION
<TW370/TX430/TX340>
6) Attach the lamp cover. Tighten the lamp cover fixing screw (×1) securely with a Phillips screwdriver.
Perform step 2) in reverse direction to attach the lamp cover.
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.
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 is reset and the usage time of the luminous lamp becomes 0 hour. (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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Make sure that the display of the [Lamp counter] is [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 Operating Instructions.
2) Remove the air filter unit.
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Refer to “Removing the air filter unit” of item in the Operating Instructions.
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 Operating Instructions.
4) Attach the air filter cover to the projector.
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Refer to “Attaching the air filter unit” of item in the Operating Instructions.
5) Reset the filter counter.
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Refer to “Resetting the filter counter” of item in the Operating Instructions.
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 caus-
ing a malfunction.
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The air filter unit to be replaced should be an unused product.
Note
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The time until the air filter is clogged varies greatly depending on the usage environment.
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When the projector is used without resetting the filter counter, the actual filter usage time cannot be confirmed.
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