BenQ CP220 User Manual
![BenQ CP220 manual cover](/images/mLwiKKjODWRZgyfFAUIgQrBW/thumbs/thumb175x175.webp)
To connect your BenQ CP220 projector to a laptop, use a VGA cable to connect the VGA port on your projector to the VGA port on your laptop. Ensure both devices are powered off before connecting. Once connected, power on the projector first, then the laptop. Use the 'Fn' key and the appropriate function key (usually F4, F5, or F8) on your laptop to switch the display to the projector.
If the projected image is blurry, first adjust the focus ring located on the projector lens. If the image remains blurry, check the projection distance and ensure the projector is perpendicular to the screen. Also, verify that the lens is clean and free of dust or smudges.
To change the lamp, turn off the projector and unplug it from the power source. Let it cool down for at least 30 minutes. Remove the lamp cover and unscrew the old lamp. Carefully insert the new lamp and secure it with screws. Replace the lamp cover and reset the lamp timer from the projector menu.
If the projector does not turn on, check if it's properly plugged into a working power outlet. Ensure the power cable is securely connected to the projector. Verify that the power indicator light is on, and try using the remote control to turn it on. If it still doesn't work, there might be an issue with the power supply or internal components.
To clean the air filter, turn off the projector and unplug it. Locate the air filter cover, usually on the side or bottom of the projector. Remove the cover and take out the filter. Use a vacuum cleaner or compressed air to remove dust and debris. Reinsert the filter and replace the cover.
A "No Signal" message indicates that the projector is not receiving an input signal. Ensure that the correct input source is selected using the projector's menu. Check that all cables are properly connected and that the source device is powered on. If using a laptop, ensure it is set to output to the projector.
The BenQ CP220 does not support direct projection from a USB flash drive. You need to connect a laptop or another device with a compatible video output to the projector using a VGA or HDMI cable.
To adjust the keystone settings, press the 'Keystone' button on the projector or remote control. Use the arrow keys to correct the trapezoidal distortion until the image appears rectangular. This can be done from the projector's on-screen menu as well.
Regular maintenance for the BenQ CP220 includes cleaning the air filter every few months, ensuring the lens is clean, and checking the lamp hours to determine when a replacement is needed. Also, keep the projector in a dust-free environment to prevent overheating.
Overheating can be caused by obstructed air vents, clogged air filters, or operating the projector in a high-temperature environment. Ensure that the projector has sufficient ventilation space, clean the air filter, and avoid using it in hot conditions.