Projector Repair FAQ Why a LCD or DLP Projector need a Tune-up or Maintenance Program ?
The effective cooling of your projector is crucial for trouble free operation and a long projector life. Dust filters need to be cleaned regularly to ensure that the projector is properly ventilated and does not overheat. This is vital to the life of both projector and lamp. The interval required between each cleaning of the dust filter is dependent on the projector usage, as well as the operating environment. Naturally, extended use or a dusty environment will necessitate more frequent cleaning. The rule of thumb is about once every 3 months but at least every 200 operating hours. Problems resulting from allowing the filters to become clogged can include one or more of the following temporary or permanent problems: • Poor image quality and/or uniformity. • A “Hotspot” in the middle of a projected image caused by an overheated LCD module. • Lamp fusing or shortened lamp life. • A burning smell caused by the optical engine melt down. • A temporary or permanent projector shutdown caused
