Replacing Humidity-Control Sheet; Replacing The Av Cover; Replacing The Pressure Control Cap - Panasonic TH-42LFP30W Service Manual

8.19. Replacing humidity-control
sheet
The humidity-control sheet is placed inside the back plate to
control internal humidity. Ensure that the humidity-control sheet
is replaced if the back plate is removed or renewed.
1. Detach the humidity-control sheet from inside the back
plate.
2. The replacement humidity-control sheet comes with an
adhesive sheet. Put adhesive sheet on the back (black
side) of the humidity-control sheet.
3. Peel the seal off the adhesive sheet and place the humid-
ity-control sheet on the position shown in the drawing.
4. The humidity-control function begins when the surface
sheet is peeled off the humidity-control sheet.
Precautions for replacement of the humidity-control sheet
• Do not carry out the humidity-control sheet replacement any-
where that the humidity level is extremely high, such as a
bath room, etc.

8.20. Replacing the AV cover

1. Undo the 12 screws to remove the AV cover from the
back plate. (SPECIAL SCREW 4X12)
2. Replace it with the replacement AV cover.
Precautions for removing and fitting the AV cover
• A specialty washer is fitted in one place on the AV cover to
ensure dustproof and waterproof performance. When fitting
the AV cover, always put the specialty washer on the screw
facing the correct direction (rubber side is facing to the AV
cover).
• When removing the AV cover, undo all 12 screws of the
order bottom, middle and top to prevent the AV cover from
slipping off. Beware of opening the AV cover with any screws
left on as this will damage the AV cover.
• The replacement AV cover is a unit part including pressure
control cap, warning label, gel for wire outlet.
8.21. Replacing the pressure con-
trol cap
• The pressure control caps are included in the AV cover as a
spare parts, but the pressure control cap itself can be also
supplied as a single part. Take the following steps to replace
the pressure control cap.
1. Remove the AV cover from the back plate.
2. Use fingers to hold the pressure control cap down from
the outside of the AV cover, and turn the nut located
inside the AV cover using a box wrench or similar to undo
the nut.
3. Fit the replacement pressure control cap from the outside
of the AV cover and hold it with fingers.
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TH-42LFP30W / TH-47LFP30W