Panasonic PT-TW381R Operating Instructions Manual page 117

1) Connect the power plug, press the power <v/b> button.
2) While pressing the a button on the control panel, press and hold the w button on the control panel
for eight seconds or more.
f The lamp runtime is reset and the display of the [PROJECTOR SETUP] menu → [STATUS] → [RUNTIME]
→ [LAMP] is [0 H].
f Please try step 2) again if the lamp runtime has not been reset.
Note
f After replacing the lamp unit, reset the lamp runtime manually. Otherwise, the lamp runtime displayed in [PROJECTOR SETUP] menu →
[STATUS] → [RUNTIME] → [LAMP] may differ from the actual lamp runtime.
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
f Make sure to turn off the power before replacing the air filter unit.
f Make sure that the projector is stable, and perform the maintenance in a safe place even if the air filter unit falls accidentally.
1) Remove the air filter cover.
f Refer to "Removing the air filter unit" (x page 113).
2) Remove the air filter unit.
f Refer to "Removing the air filter unit" (x page 113).
3) Attach the optional Replacement Filter Unit (Model No.: ET-RFL300) to the air filter cover.
f Refer to "Attaching the air filter unit" (x page 114).
4) Attach the air filter cover to the projector.
f Refer to "Attaching the air filter unit" (x page 114).
5) Reset the filter counter.
f Refer to "Resetting the filter counter" (x page 114).
Attention
f 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.
f The air filter unit to be replaced should be an unused product.
Note
f The time until the air filter is clogged varies greatly depending on the usage environment.
f When the projector is used without resetting the filter counter, the actual filter usage time cannot be confirmed.
Chapter 6 Maintenance - Maintenance/replacement
ENGLISH - 117