Maintenance and Cleaning

Warning Temp.. Indicator

The WARNING Temp. indicator shows the state of the function which protects the projector.Check the state of the WARNING Temp. indicator and the POWER indicator to take proper maintenance.

The projector is shut down and the WARNING TEMP.. indicator is blinking red..

When the temperature inside the projector reaches a certain level, the projector is automatically shut down to protect the inside of the projector. The POWER indicator is blinking while the projector is being cooled down. When the projector has cooled down sufficiently (to its normal operating temperature), it can be turned on again by pressing the POWER ON/STAND-BY button.

✔Note:

After the temperature inside the projector returns to normal, the WARNING TEMP. indicator still continues to blink. When the projector is turned on again, the WARNING TEMP. indicator stops blinking.

Then check the matters below:

–Did you provide appropriate space for the projector to be ventilated? Check the installing condition to see if ventilation slots are not blocked.

–Is the projector not installed near the ventilation duct of air-conditioning equipment which may be hot? Install the projector away from the ventilation duct of air-conditioning equipment.

–Are the air filters clean? Clean the air filters periodically. (p.53)

The projector is shut down and the WARNING TEMP.. indicator emits a red light..

When the projector detects an abnormal condition, it is automatically shut down to protect the inside and the WARNING TEMP. indicator becomes red. In this case, disconnect the AC power cord and reconnect it, and then turn the projector on once again for check. If the projector cannot be turned on and the WARNING TEMP. indicator emits a red light, disconnect the AC power cord and contact the service station for check and repair.

CAUTION

DO NOT LEAVE THE PROJECTOR WITH THE AC POWER CORD CONNECTED UNDER THE ABNORMAL CONDITION. IT MAY RESULT IN FIRE OR ELECTRIC SHOCK.

Top Control

WARNING Temp. blinking red

Top Control

WARNING

TEMP.

emit red light

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Sanyo PLC-XU78, PLC-XU75 owner manual Maintenance and Cleaning, Then check the matters below
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PLC-XU78, PLC-XU75 specifications

The Sanyo PLC-XU75 is a high-performance portable projector that has gained recognition for its impressive features and reliability in various settings, such as classrooms, boardrooms, and home entertainment. This model is designed to deliver bright, clear images, making it an excellent choice for presentations, educational purposes, or movie screenings.

One of the standout features of the Sanyo PLC-XU75 is its brightness. With a luminance output of up to 2500 ANSI lumens, this projector ensures that images remain visible even in well-lit environments. This capability makes it suitable for not only dark rooms but also for venues with ambient light. The contrast ratio of 400:1 provides depth to the images, contributing to a more engaging viewing experience.

The projector boasts a native XGA resolution of 1024 x 768 pixels, which delivers sharp and detailed images. Supporting a range of resolutions, including VGA, SVGA, and WXGA, the PLC-XU75 ensures compatibility with various sources, allowing users to connect easily to laptops, DVD players, or gaming consoles. It also features a 1.2x optical zoom lens that provides flexibility in installation, enabling users to adjust the image size without needing to move the projector.

In terms of connectivity, the Sanyo PLC-XU75 is equipped with multiple input options, including HDMI, VGA, and composite video ports, which empowers users to connect various devices effortlessly. The inclusion of RS-232C control allows for integration into larger AV systems, making it a versatile choice for professional environments.

The projector’s long lamp life, estimated at around 3000 hours in standard mode, reduces the total cost of ownership, as it minimizes the need for frequent lamp replacements. Additionally, the air filter can be easily accessed, ensuring quick maintenance and prolonging the unit's lifespan.

The design of the Sanyo PLC-XU75 is compact and lightweight, weighing approximately 5.7 kilograms, making it easy to transport for mobile professionals. The quiet operation further enhances its appeal, ensuring that audience members remain focused on the presentation or movie without distraction.

Overall, the Sanyo PLC-XU75 combines versatility, advanced features, and user-friendly operation, making it a reliable projector for those seeking quality performance in various applications. Whether for business, education, or entertainment, the PLC-XU75 stands out as a capable and efficient solution.
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