BenQ PB2140 User Manual

BenQ PB2140 manual cover
Pages 45
Year 2005
Language(s)
English en

BenQ PB2140 Specification

The BenQ PB2140 is a versatile digital projector designed to deliver high-quality presentations and multimedia displays. It features a native resolution of 1024x768 (XGA), providing sharp and clear image projection ideal for both educational and business environments. The projector utilizes DLP technology, which enhances image clarity and color accuracy while reducing the likelihood of image degradation over time. The PB2140 boasts a brightness of 2000 ANSI lumens, ensuring vivid images even in well-lit environments, and a contrast ratio of 2000:1, which contributes to deep blacks and vibrant colors. It supports a range of input options, including VGA, composite video, and S-Video, allowing for seamless connectivity with various devices. The compact and lightweight design of the projector, weighing approximately 5.5 pounds, makes it highly portable and easy to set up. It includes features like keystone correction to adjust image distortion and a lamp life of up to 3000 hours in standard mode, which can be extended to 4000 hours in economy mode, reducing maintenance needs and overall cost of ownership. The PB2140 also offers an intuitive on-screen display menu, simplifying navigation and adjustment of settings. Its fan noise is minimized to 31 dB in economy mode, ensuring a distraction-free viewing experience. Overall, the BenQ PB2140 combines functionality, portability, and high-performance display capabilities, making it a reliable choice for diverse projection needs.

BenQ PB2140 F.A.Q.

How do I connect my BenQ PB2140 projector to a laptop?

To connect your BenQ PB2140 projector to a laptop, use a VGA or HDMI cable. Connect one end of the cable to the laptop's corresponding port and the other end to the projector. Ensure the projector is turned on and select the correct input source using the projector's menu.

What should I do if the projector is not displaying any image?

First, check the power connection and ensure the projector is turned on. Verify that the input source is correctly selected. Check the cable connections between the projector and the source device. If the problem persists, try a different cable or source device to isolate the issue.

How can I clean the lens of my BenQ PB2140 projector?

To clean the lens, turn off the projector and unplug it. Use a can of compressed air to remove dust. Then, gently wipe the lens with a soft, lint-free cloth slightly dampened with lens cleaner. Avoid using abrasive materials or excessive force.

The projector is overheating, what should I do?

Ensure that the projector is in a well-ventilated area and that the air vents are not blocked. Clean the air filters and vents regularly. If the problem continues, inspect the fan for proper functionality or consult a technician.

How do I replace the lamp in the BenQ PB2140 projector?

Turn off the projector and unplug it. Allow it to cool down completely before proceeding. Remove the lamp cover and unscrew the old lamp. Insert the new lamp and secure it with screws. Replace the lamp cover and reset the lamp timer via the projector's menu.

The projector displays a distorted image, how can I fix this?

Check the aspect ratio settings on the projector and ensure they match the source device. Adjust the keystone correction to fix any trapezoidal distortion. Ensure the projector is positioned correctly in relation to the screen.

What maintenance does the BenQ PB2140 projector require?

Regularly clean the air filters and projector lens. Ensure the vents are free from dust and debris. Replace the lamp when necessary and keep the projector in a cool, dry environment to prolong its lifespan.

Why is there a yellow tint on the projected image?

A yellow tint can be caused by incorrect color settings. Navigate to the projector's menu and adjust the color balance settings. If the issue persists, check the cable connections or try a different cable.

How do I perform a factory reset on the BenQ PB2140?

To perform a factory reset, go to the projector's menu, navigate to the 'System' or 'Setup' section, and select 'Factory Reset'. Confirm the action to restore the projector to its default settings.

Can I use the BenQ PB2140 projector for outdoor presentations?

Yes, the BenQ PB2140 projector can be used outdoors, but ensure it's placed in a shaded, dry area. Use a screen designed for outdoor use and consider ambient light levels, as they can affect image visibility.