Panasonic DLP Projector PT-DZ21KU PT-DS20KU PT-DW17KU Operating Instructions

[NETWORK] menu
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Settings
▶z[User] account
(1)
(2)
(3)
(5) (4)
(1) [Account]
Displays the account to change.
(2) [New][User name] Enter the desired new user name. (Up to 16 
characters in single byte)
(3) [New][Password] Enter the desired new password. (Up to 16 characters 
in single byte)
(4) [New][Password(Retype)] Enter the desired new password again.
(5) [OK] Determines the change of password.
▶z[Change password] (For user rights)
Only the change of password is enabled under the user...

Lamp/Temperature/Filter Indicators 
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Maintenance
Lamp/Temperature/Filter Indicators
Managing the indicated problems
If a problem should occur inside the projector, the lamp indicators ///, the 
temperature indicator , and the filter indicator  will inform you by lighting or flashing.
Check the status of the indicators and manage the indicated problems as follows.Attention
 z When switching of

f the power to deal with problems, make sure to follow the procedure in “Switching of f the...

Lamp/Temperature/Filter Indicators
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Maintenance
▶■Temperature indicator
Indicator 
status Lighting in red Flashing in red
(2 times) Flashing in red
(3 times)
Status Warm-up status Internal 
temperature 
is high. 
(WARNING)Internal temperature is high 
(standby mode)
The cooling fan has 
stopped.
Cause
 z Did you turn on the 
power when the 
room temperature 
was about 0°C 
(32°F)? zIs the air intake/exhaust port blocked?
 zIs the room temperature high?
 zIs the filter indicator  not lit?
―...

Maintenance/replacement 
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Maintenance
Maintenance/replacement
Before maintaining/replacing the unit
 zMake sure to turn of
f the power before maintaining or replacing the unit. ( pages 48, 51)
 zW

hen switching off the projector, make sure to follow the procedures in “Switching off the projector” (
 page 51).
Maintenance
▶■ Outer case
Wipe off dirt and dust with a soft, dry cloth.
▶z
If the dirt is persistent, soak the cloth with water and wring it thoroughly before wiping. Dry of
f the...

Maintenance/replacement
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Maintenance
3) Clean and dry the air filter unit.
 zCleaning the air filter unit
(i)
 
Soak the air filter unit in cold or warm water and then lightly rinse it.
•

▶
Do not use cleaning tools such as brushes.
•

▶
When rinsing, hold the frame of the air filter unit without putting strong pressure on the filter unit.
(ii)

 
Rinse the unit two to three times using fresh water each time.
•

▶
Insufficient rinsing may result in odors.
 zDrying the air filter unit
•...

Maintenance/replacement 
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Maintenance
Note
 zT

ake care not to touch the radiator fin when removing dirt or dust.
 zMake sure that the air filter unit is properly attached before using the projector
. If it is not properly attached, the 
projector will suck in dirt and dust causing a malfunction.
–

▶
If you use the projector without attaching the air filter unit, the message appears on the projection screen for 
approximately 30 seconds.
 zReplace the air filter unit with a replacement...

Maintenance/replacement
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Maintenance
3) Attach the replacement filter unit optional accessory (Model No.: ET-EMF510) to the 
projector .
▶zThe air filter unit has no dif ference between top and bottom, but is two-sided. Match the protrusion position 
of the air filter with the grooves on the projector body.
▶z Hook the air filter unit frame at the exhaust port side to the two tabs of the back side of the projector
’

s air 
filter unit compartment and perform Step  2) in the reverse order to...

Maintenance/replacement 
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Maintenance
▶■When to replace the lamp unit
The lamp unit is a consumable component. Since its brightness gradually decreases over time, it is necessary 
to replace it regularly. The estimated duration before replacement is 2 000 hours. However, this may be 
shortened depending on individual lamp characteristics, usage conditions, and the installation environment. 
Therefore, it is strongly recommended that a replacement lamp unit be prepared. 
The unit can damage...

Maintenance/replacement
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Maintenance
3) Pull out the lamp case.
▶zUse a Phillips screwdriver to turn the lamp case fixing screws of the lamp unit to be replaced (two screws 
each) counterclockwise until they turn freely
, and then hold the lamp case handles to be replaced and pull 
out backward.
▶z Do not remove the black screws other than the lamp case fixing screws.
▶zWhen you loosen the lamp case fixing screws with the projector installed upward in the vertical direction, 
the lamp case...

Maintenance/replacement 
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Maintenance
6) Attach the lamp case.
▶zGently push in the lamp case along the grooves for the lamp case attachment guide on the projector
, and 
then firmly tighten the lamp case fixing screws (two screws).
▶z When you secure the lamp case with the projector installed upward in the vertical direction, the lamp case 
may drop of

f on its weight. Be sure to hold the lamp case handle when you tighten the lamp case fixing 
screws.
▶z If the lamp case is not installed...