TROUBLESHOOTING

Understanding the Warning Lamp Flash Patterns

When an internal problem occurs, the WARNING lamp on the Control Panel flashes red.

When dealing with the problem, turn off the projector, wait until the cooling fan stops, remove the power plug from the AC outlet.

Flash Pattern

Meaning

Countermeasure

 

 

 

One flash

Abnormal

The temperature inside the projector is too high for

 

temperature

some reason or the outside air temperature is higher

 

 

than the specified one.

 

 

If the problem is inside the projector, check whether

 

 

the projector is installed and operated normally, turn

 

 

off the projector to cool its inside, and retry projection.

 

 

If the same warning occurs again, the projector may

 

 

be defective. Contact your dealer.

 

 

 

Two flashes

Faulty lamp

The lamp has burnt out. Replace the lamp with a new

 

 

one. If the same warning occurs again, the lamp drive

 

 

circuit may be defective. Contact your dealer.

 

 

 

Three flashes

Faulty lamp

The lamp cover is open. Check whether the lamp

 

cover

cover is installed properly. If it is installed properly, the

 

 

lamp cover detection switch may be defective. Contact

 

 

your dealer.

 

 

 

Four flashes

Faulty

The cooling fan or another component may be

 

cooling fan

defective. Contact your dealer.

 

 

 

Five flashes

Faulty power

The voltage of part of the power supply is abnormally

 

supply

high or any other problem has occurred in the power

 

 

supply. Contact your dealer.

 

 

 

TROUBLESHOOTING

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Canon SX20 manual Understanding the Warning Lamp Flash Patterns, Flash Pattern Meaning Countermeasure

SX20 specifications

The Canon SX20 IS is a powerful and versatile digital camera that appeals to both amateur and advanced photographers. Launched in 2009, this camera brought together a range of impressive features that made it a popular choice among consumers seeking quality and convenience in a compact body.

One of the standout features of the Canon SX20 is its 20x optical zoom lens, which spans an impressive focal length equivalent to 28-560mm in 35mm terms. This versatility allows users to capture stunning wide-angle landscapes as well as detailed close-ups of distant subjects. The lens is accompanied by Canon's Optical Image Stabilization technology, which greatly reduces the effects of camera shake, ensuring that images remain sharp and clear even in challenging conditions.

At its heart, the SX20 IS boasts a 12.1-megapixel CCD sensor that delivers high-resolution images with vivid colors and fine details. This sensor works in tandem with Canon's DIGIC 4 image processor, which significantly enhances image quality, reduces noise levels, and improves overall performance. The combination of these technologies enables photographers to shoot in a variety of lighting conditions, from bright sunlight to low-light environments.

In addition to capturing still images, the Canon SX20 IS also excels in video recording. It features the ability to shoot 720p HD video, allowing users to document events with clarity and detail. The camera includes an HDMI output, which makes it easy to connect to HD televisions for instant viewing.

The camera's 2.5-inch vari-angle LCD screen is another noteworthy characteristic. This swivel display allows for creative shooting angles and improved visibility in bright sunlight. Coupled with a comfortable grip and well-placed control buttons, the SX20 IS provides an enjoyable shooting experience.

The Canon SX20 IS also includes a range of advanced shooting modes, such as the Smart Auto mode, which intelligently selects the appropriate settings for various scenes. Other manual controls, such as aperture and shutter priority, are available for those who want more creative control over their photography.

Overall, the Canon SX20 IS stands out with its unique combination of powerful zoom capability, excellent image quality, and user-friendly features, making it an appealing choice for anyone looking to enhance their photography experience without the complexity of interchangeable lenses.