Yamaha DPX-830 - Manual (Page 37)

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◆ Replacing the lamp
Warning
• Do not replace the lamp immediately after using the
projector because the lamp would be extremely hot
and it may cause burns.
1. Carefully turn the projector upside-down (a).
2. Loosen the screw (b) using a Phillips screwdriver (+), and
remove the lamp cover (c).
3. Loosen the lamp screws (d) using a Phillips screwdriver (+).
4. Pull up the handle (e).
5. Pull out the lamp box by the handle while holding the
projector (f).
• Pull the lamp box out of the projector slowly. If it is pulled out
quickly, the lamp may break scattering glass fragments.
• Do not spill liquid on the removed lamp box or place it near any
flammable object or where children can reach to prevent fire
and injury.
6. Load a new lamp box securely into the projector in the right
orientation (g).
7. Put the handle back to the original position (h).
• Make sure that the handle is locked.
8. Tighten the screws (d) using a Phillips screwdriver (+).
9. Tighten the screw (b) using a Phillips screwdriver (+) to
secure the lamp cover.
Reset of the lamp operation time
Plug in the power cable and reset the lamp operation time by pressing and holding the , , and STANDBY/ON buttons on the control panel
at the same time.
Important
• Unless these three buttons are pressed at the same time, the lamp operation time is not reset.
• Make sure that the STATUS indicator is lit twice and the lamp operation time is reset successfully.
• The projector does not turn on if the lamp cover is not attached securely.
• Be sure to reset the lamp operation time whenever you replace the lamp, otherwise the lamp may not be turned on.
• Do not reset the lamp operation time unless you replace the lamp.
• This projector uses a lamp that contains mercury. Disposal of the lamp or the projector with the lamp may be regulated due
to environmental considerations.
◆ Maintenance
Caution
• Be sure to turn off the lamp and unplug the power cable from the wall outlet before you perform any maintenance on the
projector.
Cleaning the projector and the ventilation grilles
Use a soft cloth to clean the projector and the ventilation grilles. When the grilles become dirty, wipe them with a soft cloth dampened with
diluted mild detergent, and then wipe them with a dry cloth.
To protect the surface of the projector from fading or deteriorating:
• Do not spray insecticide on or inside the projector.
• Do not use benzine or thinner to clean it.
• Do not let rubber or plastic materials contact with projector.
Cleaning the lens
Use a standard lens-cleaning brush or a piece of lens tissue dampened with lens cleaning fluid. The lens surface is fragile. Use only
recommended, nonabrasive lens-cleaning materials. Do not touch the lens with your fingers.
(h)
(g)
(e)
(f) (d)
(c)
(b)
(a)