Panasonic PT-DZ21KU Operating Instructions - Page 147

ENGLISH - 147, Lamp unit, Checking the lamp unit to be replaced

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Maintenance/replacement 3) Attach the replacement filter unit optional accessory (Model No.: ET-EMF510) to the projector. zzThe air filter unit has no difference between top and bottom, but is two-sided. Match the protrusion position of the air filter with the grooves on the projector body. zzHook 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 attach. • Confirm that the tabs of the air filter unit compartment of the projector body are hooked to the air filter unit frame. Tabs on the projector body Protrusion of the air filter unit Protrusion of the air filter unit Groove on the projector body Groove on the projector body Tabs on the projector body 4) Attach the air filter cover to the projector and use a Phillips screwdriver to tighten the air filter cover screw. zzPerform Step 1) in the reverse order. Attention zzWhen switching on the projector, make sure that the air filter unit is installed. 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. Note zzThe replacement cycle of the air filter unit varies greatly depending on the usage environment. ■■Lamp unit The lamp unit is a consumable component. See "When to replace the lamp unit" ( page 148) for details about the replacement cycle. Consult your dealer to purchase a replacement lamp unit (Model No.: ET-LAD510 (1 pc), ET-LAD510F (4 pcs)) or a replacement lamp unit (for portrait mode) (Model No.: ET-LAD510P (1 pc), ET-LAD510PF (4 pcs)). It is recommended that you request a qualified technician to replace the lamp unit. Consult your dealer. Attention zzDo not replace the lamp unit when it is hot. (Wait at least one hour after use.) ■■Checking the lamp unit to be replaced Check the status of the lamp indicators ///. zzThe lamp unit corresponding to the lamp indicator that is lit in red is required to be replaced. ■■Notes on the replacement of the lamp unit zzA Phillips screwdriver is necessary when replacing the lamp unit. zzSince the luminous lamp is made of glass, it may burst if dropped or hit with a hard object. Please handle with care. zzDo not disassemble or modify the lamp unit. zzWhen replacing the lamp unit, be sure to hold it by the handle because its surface is pointed and its shape is protruded. zzThe lamp may be burst. Replace the lamp unit carefully so that the broken pieces of the lamp glass will not scatter. When the projector is mounted on the ceiling, do not make the replacement directly under the lamp unit or put your face near it. zzThe lamp contains mercury. When disposing of used lamp units, contact your local authorities or dealer for correct methods of disposal. Attention zzUse only specified lamp units. zzFor portrait setting, always use the replacement lamp unit (for portrait mode). zzDo not use the replacement lamp unit (for portrait mode) and the ordinary lamp unit together. zzWhen using the replacement lamp unit (for portrait mode), always use it with portrait setting. ENGLISH - 147 Maintenance

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Maintenance/replacement
ENGLISH - 147
Maintenance
3) Attach the replacement filter unit optional accessory (Model No.: ET-EMF510) to the
projector.
▶
z
The air filter unit has no difference 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 attach.
• Confirm that the tabs of the air filter unit compartment of the projector body are hooked to the air filter unit
frame.
Tabs on the projector body
Tabs on the projector body
Protrusion of the air filter unit
Protrusion of the air filter unit
Groove on the projector body
Groove on the projector body
4) Attach the air filter cover to the projector and use a Phillips screwdriver to tighten
the air filter cover screw.
▶
z
Perform Step
1)
in the reverse order.
Attention
z
When switching on the projector, make sure that the air filter unit is installed. 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.
Note
z
The replacement cycle of the air filter unit varies greatly depending on the usage environment.
▶
■
Lamp unit
The lamp unit is a consumable component. See “When to replace the lamp unit” (
page 148) for details about
the replacement cycle.
Consult your dealer to purchase a replacement lamp unit (Model No.: ET-LAD510 (1 pc), ET-LAD510F (4
pcs)) or a replacement lamp unit (for portrait mode) (Model No.: ET-LAD510P (1 pc), ET-LAD510PF (4 pcs)).
It is recommended that you request a qualified technician to replace the lamp unit. Consult your dealer.
Attention
z
Do not replace the lamp unit when it is hot. (Wait at least one hour after use.)
▶
■
Checking the lamp unit to be replaced
Check the status of the lamp indicators <LAMP1>/<LAMP2>/<LAMP3>/<LAMP4>.
z
The lamp unit corresponding to the lamp indicator that is lit in red is required to be replaced.
▶
■
Notes on the replacement of the lamp unit
▶
z
A Phillips screwdriver is necessary when replacing the lamp unit.
▶
z
Since the luminous lamp is made of glass, it may burst if dropped or hit with a hard object.
Please handle with care.
▶
z
Do not disassemble or modify the lamp unit.
▶
z
When replacing the lamp unit, be sure to hold it by the handle because its surface is pointed and its shape
is protruded.
▶
z
The lamp may be burst. Replace the lamp unit carefully so that the broken pieces of the lamp glass will not
scatter. When the projector is mounted on the ceiling, do not make the replacement directly under the lamp
unit or put your face near it.
▶
z
The lamp contains mercury. When disposing of used lamp units, contact your local authorities or dealer for
correct methods of disposal.
Attention
z
Use only specified lamp units.
z
For portrait setting, always use the replacement lamp unit (for portrait mode).
z
Do not use the replacement lamp unit (for portrait mode) and the ordinary lamp unit together.
z
When using the replacement lamp unit (for portrait mode), always use it with portrait setting.