Q: How long does it take to charge the battery?
A: It takes about three hours to fully charge the battery when the projector is off and up to six hours when the projector is being used.
Q: How long will the battery last once charged?
A: When the battery is brand new and fully charged, the battery will last about 2 hours.
Q: What happens if I overcharge the battery?
A: There are protection circuits in the projector and the battery that prevent over charging.
Q: If my battery is dead‚ can I use the power adapter to power the projector?
A: You can use the power adapter with the projector.
Q: Are there any replacement parts in the projector?
A: The battery is the only replaceable part in the projector.
Q: Can I replace the lamp?
A: NO. The light source is a LED and cannot be replaced.
Q: Can I connect my gaming system to the 3M Mobile Projector?
A: If the gaming system has a composite video‚ component video or VGA output‚ it can be connected to the 3M Mobile Projector.
Q: What computer resolutions/refresh rates does my Mobile Projector support?
A: 3M MP225 projectors support:
||Resolution (width × height)
||640 × 480
||800 × 600
||1024 × 768
||1280 × 768
||1280 × 960
||1440 × 900
||640 × 480
||832 × 624
||1152 × 870
Q: What is the native resolution?
A: SVGA (800x600)
Q: What is the maximum resolution?
A: WXGA (1280 × 768 or 1280 × 960)
Q: Does the 3M Mobile Projector have a menu system?
There is no menu system but there is a status icon and led indicator.
Q: Can the Mobile Projector project at a 16:9 aspect?
A: The 3M Mobile Projector always projects at a default 4:3 aspect ratio. If you wish to have 16:9 video‚ select a video that is letter boxed. This is a 16:9 movie that has black bars on the top and bottom of the image.
Q: What microSD card size does the 3M Mobile Projector support?
A: The 3M Mobile Projector supports up to a 16 GB microSD card.
Q: How do I update the software (firmware) on the Mobile Projector?
A: Go to the How To Documents section and follow the directions for updating software.
Q: How do I clean the projector lens?
A: A cotton swab is a good tool for cleaning the lens. When cleaning the lens‚ hold the lens in place using the focus knob and then gently remove the dust and dirt. Do not use harsh chemicals like acetone because it will damage the lens and other plastic parts.
Q: Can I use this projector in other countries?
A: Yes‚ the power supply has interchangeable outlet adapters and can fit most outlets. Before you plug the power adapter into a wall outlet make sure the outlet voltage is compatible with the voltage rating marked on the power adapter label.
Q: Is there a small stand or tripod option available for the 3M Mobile Projector?
A: The projector comes with a desktop tripod. The projector does have a standard 20-1/4” tripod mounting point in the event you want to mount the projector via a camera tripod.
Q: Can I connect my Apple Computer to the 3M Mobile Projector?
A: Yes‚ connect your Apple computer using the VGA cable and set the Mac resolution to VGA‚ SVGA or XGA. Apple computers require the Apple VGA adapter. For additional information‚ check the “How to Section” of this website.