Panasonic PT52LCX66 Service Manual - Page 50

Maintenance - pt 52lcx66 lamp replacement

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PT-52LCX66 / PT-56LCX66 / PT-61LCX66 / PT-52LCX16 / PT-56LCX16 10 Maintenance 10.1. Cleaning Methods THE SCREEN UNIT AND THE MIRROR - THE SCREEN UNIT (Lenticular Screen, Fresnel Lens) It is strongly recommended that the Lenticular Screen surface (outside) and the Fresnel Lens surface (inside) should be wiped gently with a clean, soft, dry cloth to remove the dirt. Note: 1. If the dirt cannot be removed by wiping with a clean, soft, dry cloth, use a clean, soft, dry cloth moistened with diluted neutral pH liquid cleanser or a lens cleaner (usually containing a small amount of ethyl alcohol) and wipe lightly. Take care not to leave any streaks. Do not use cleaning materials containing methyl alcohol, acetone, or dichloromethane. 2. Use an air blower to clean the inner surface of the Lenticular Screen and the outer surface of the Fresnel Lens (the surfaces that one another). These surfaces must not be wiped with a cloth. - THE MIRROR Remove any dirt with an air blower or wipe with a clean, soft, dry cloth. If wiped too forcefully, the surface of the Mirror can be damaged. If wiping with a clean, dry cloth does not remove the dirt, the Mirror must be replaced. Mirror THE FILTER ON THE PROJECTION UNIT CAUTION: Operating with torn or damaged Air Filter may cause damage to the Projection unit. Remove the Projection Unit from rear. Then, clean the filters on the Projection Unit. Gently remove any accumulated dust from filter with a vacuum cleaner; use extreme care so as not to damage or tear the filters. Air Filter Air Filter Screen Unit Air Filter Fresnel Lens surface (inside) Lenticular Screen surface (outside) Fig. 6-3 THE PROJECTION LENS Use lens cleaning paper and cleaner available at your local camera shop, etc. Dampen the cleaning paper with cleaner and gently wipe the surface of the lens from the center outward to remove dust. Lens Fig. 6-1 THE LAMP Gently wipe the surface of the glass of the Lamp with cleaning paper or soft cloth. Surface of glass Fig. 6-4 Fig. 6-2 50

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10 Maintenance
10.1. Cleaning Methods
THE SCREEN UNIT AND THE MIRROR
-
THE SCREEN UNIT (Lenticular Screen, Fresnel Lens)
It is strongly recommended that the Lenticular Screen surface
(outside) and the Fresnel Lens surface (inside) should be
wiped gently with a clean, soft, dry cloth to remove the dirt.
Note:
1.
If the dirt cannot be removed by wiping with a clean, soft, dry
cloth, use a clean, soft, dry cloth moistened with diluted
neutral pH liquid cleanser or a lens cleaner (usually
containing a small amount of ethyl alcohol) and wipe lightly.
Take care not to leave any streaks.
Do not use cleaning materials containing methyl alcohol,
acetone, or dichloromethane.
2.
Use an air blower to clean the inner surface of the Lenticular
Screen and the outer surface of the Fresnel Lens (the
surfaces that one another). These surfaces must not be
wiped with a cloth.
-
THE MIRROR
Remove any dirt with an air blower or wipe with a clean, soft,
dry cloth. If wiped too forcefully, the surface of the Mirror can
be damaged. If wiping with a clean, dry cloth does not remove
the dirt, the Mirror must be replaced.
Fig. 6-1
THE PROJECTION LENS
Use lens cleaning paper and cleaner available at your local
camera shop, etc. Dampen the cleaning paper with cleaner
and gently wipe the surface of the lens from the center outward
to remove dust.
Fig. 6-4
Lens
THE LAMP
Gently wipe the surface of the glass of the Lamp with cleaning
paper or soft cloth.
Surface of glass
Fig. 6-2
THE FILTER ON THE PROJECTION UNIT
CAUTION:
Operating with torn or damaged Air Filter may cause damage
to the Projection unit.
Remove the Projection Unit from rear. Then, clean the filters on
the Projection Unit. Gently remove any accumulated dust from
filter with a vacuum cleaner; use extreme care so as not to
damage or tear the filters.
Fig. 6-3
Air Filter
Air Filter
Air Filter
<Bottom View>
Lenticular Screen surface
(outside)
Screen Unit
Mirror
Fresnel Lens surface
(inside)
PT-52LCX66 / PT-56LCX66 / PT-61LCX66 / PT-52LCX16 / PT-56LCX16
50