Acer C250i Guia De Inicio Rapido página 13

FAQ
Questions
Cannot be powered on
Unable to screen
mirroring
Unable to do software
upgrade via internet
Cannot focus image
Remote controller
cannot work
Unable to shutdown
The resolution of
display image is a bit
lower
1. Check whether the power cord is connected properly.
2. Long press the power button for 3 seconds, then release the
button and wait for the projector to start up.
3. For the 1st time usage, please plug in power adapter to
activate battery and recharge battery for 3 hours.
1. Refer to the Quick Guide to make sure you are using the correct wireless
connecting entrance for your device and operating system.
2. If the screen stutters or lags, the distance between your device and projector
is too far. The suggested distance is within 2m.
3. Make sure the device is connected to correct SSID of the projector.
Check your projector is well-connected to your Wi-Fi router. Go for: Setting >>
Wi-Fi Setting.
1. The best projection distance is 0.8m~2.7m. Make sure if your projection
distance is appropriate.
2. Check the lens is clean.
1. Replace the batteries of remote control.
2. The best control distance is 1m.
3. The IR is at front side of projector. Try to point at it when using remote
controller.
1. Long press power button on projector for 10 seconds to force projector
shutdown.
2. Use a reed needle to press reset key for 10 second until pops up a processing
message. After reset, plug in power adaptor to projector and turn on it.
1. Check if the content in your device is FHD.
2. It may lower the resolution under Auto Portrait Mode.
3. It may lower the resolution when keystone is enabled.
Solutions