3M MP225a Manual

operator's
guide

3M™Mobile Projector MP225a
2© 2011 3M. All Rights Reserved.
English

3M™Mobile Projector MP225a
© 2011 3M. All Rights Reserved. 3
English
Contents
Intended Use Statement .......................................................................... 4
Safety Information................................................................................... 4
Safety Labels.......................................................................................... 7
Package Contents................................................................................... 8
Parts...................................................................................................... 9
Getting Started ..................................................................................... 10
Making Connections.............................................................................. 14
Basic Operating Instructions .................................................................. 19
Cleaning the Projector........................................................................... 24
Troubleshooting .................................................................................... 25
Specifications ....................................................................................... 27
Limited Warranty................................................................................... 30

3M™Mobile Projector MP225a
4© 2011 3M. All Rights Reserved.
English
Intended Use Statement
The 3M™Mobile Projector MP225a is designed to operate with the 3M specified
battery and 3M power adapter in normal office or home environments.
• 0˚–35˚C (32˚–95˚F)
• 10–80% RH (without condensation)
• 0–1829 m (0–6000 feet) above sea level
The ambient operating environment should be free of airborne smoke, grease,
oil and other contaminants that can affect the operation or performance of the
projector.
Use of this product in adverse conditions will void the product warranty.
Safety Information
Please read, understand, and follow all safety information contained in these
instructions prior to the use of this projector. Retain these instructions for future
reference.
Explanation of Signal Word Consequences
m Warning: Indicates a potentially hazardous situation, which, if not avoided, could
result in death or serious injury and/or property damage.
m Caution: Indicates a potentially hazardous situation, which, if not avoided, may
result in minor or moderate injury and/or property damage.
 Warning: Hazardous voltage

3M™Mobile Projector MP225a
© 2011 3M. All Rights Reserved. 5
English
mWarning
To reduce the risk associated with hazardous voltage:
• Do not modify this product in any way. Use only 3M approved replacement
components.
• Do not attempt to service this projector other than battery replacement.
There are no user-serviceable parts other than the battery. Service to be
performed only by a 3M authorized service provider using 3M approved
system components.
• Do not use the wall power supply in a wet environment.
• Do not use with a damaged wall power supply. Replace damaged part prior
to use.
To reduce the risk associated with fire and explosion:
• Do not immerse the projector or battery in any liquid or allow either to get
wet.
• Use only 3M approved power supply and lithium ion battery provided.
• Do not disassemble or short circuit the battery.
• Do not dispose of the battery by incineration or fire.
• Do not operate this projector in any environment above 35°C (95°F).
• Do not expose the projector or battery to direct sunlight in a closed space
such as avehicle.
• Do not carry the battery in pockets, purses or handbags where it may contact
metalobjects.
• Do not place battery in contact with metal objects.
• Do not expose or store battery in direct sunlight or excessive heat (>60°C
[140°F]), or in moist or caustic environments.
To reduce the risks associated with driver distraction:
• Do not use this projector in a moving motor vehicle.
To reduce the risks associated with choking:
• Keep AV adapters and other small parts away from young children.

3M™Mobile Projector MP225a
6© 2011 3M. All Rights Reserved.
English
mWarning
To reduce the risk associated with fire and explosion, battery leakage
or overheating:
• Do not immerse the battery in water or allow it to get wet.
• Do not reverse the positive(+) and negative(-) terminals.
• Do not connect the battery directly to a wall outlet. Use only the 3M specified
wall charger or automobile charger.
• Do not strike, throw or subject the battery to physical shock.
• Do not pierce the battery or break it open.
• Keep batteries out of the reach of children.
• Do not recharge the battery near a heat source or in extremely hot
conditions.
• Do not use the battery if it gives off an odor, generates heat, or becomes
discolored ordeformed.
• Keep away from exposed flames if the battery leaks or emits an odor.
• Flush the eyes with water and seek medical attention if the battery leaks and
battery fluid gets in the eyes.
mCaution
To reduce the risks associated with hearing loss:
• Be sure to read earphone manufacturer's instructions with respect to volume
level.
• User is responsible to set a safe volume level.
To reduce the risk associated with environmental contamination:
• Dispose of all system components in accordance with applicable government
regulations.
To reduce the risks associated with LED bright light:
• Do not stare directly into the projector lens.
To reduce the risks associated with tripping and falling:
• Position the charging cord and data cables so that they are not a tripping
hazard.
SAVE THESE INSTRUCTIONS

3M™Mobile Projector MP225a
© 2011 3M. All Rights Reserved. 7
English
Safety Labels
XXXXXXXXXXXXXXXXXXX
E321072 Y
3TDM
P/N 78-6972-0058-8
3ICR19/65
WARNING：Use a specified charger.
Do not throw the battery into fire or
heat. Do not short-circuit the battery
terminals. Do not disassemble the
battery.
Assembly by Merry Electronics Co., Ltd.
LITHIUM ION BATTERY
10.95V 2100mAh 23Wh
- T +
MADE IN CHINA
LITHIUM ION BATTERY
Model No. LIN370-002
23Wh (10.95V 2100mAh)
P/N 78-6972-0058-8
mWarning
• Use a specified charger.
• Do not throw the battery into fire or heat.
• Do not short-circuit the battery terminals.
• Do not disassemble the battery.
Charging Specification
Standard Charge 12.3V/1.1A
Cut Off Voltage 9V
Max Charge 12.3V/2.1A
LED Light Output
CLASS 1 LED
PRODUCT
IEC60825-1 :1993+A1
:1997+A2:2001
Maximum Radiant Power:
1.693 mW

3M™Mobile Projector MP225a
8© 2011 3M. All Rights Reserved.
English
Package Contents
1 3M Mobile Projector
MP225a
2 Rechargeable Battery
3 Power Adapter
4 Product Warranty and
Safety Guide
5 Quick Start Guide
6 AV Cable for Apple®
Devices
1
4
5
3
2
6

3M™Mobile Projector MP225a
© 2011 3M. All Rights Reserved. 9
English
Parts
1 Power Button
2 Mute Button
3 Volume Down Button
4 Volume Up Button
5 Battery Status Button
6 Status Indicator
7 Focus Wheel
8 Lens
9 Speaker
10 Flip Stand
11 Tripod Socket
12 Battery
13 Battery Latch
14 Earphone jack
15 VGA-A/V Input
16 DC Power Input
1
2
3
4
7 8 9
10
14 15 16
11 13912
5
6

3M™Mobile Projector MP225a
10 © 2011 3M. All Rights Reserved.
English
Getting Started
Removing the Protective Film
The 3M™Mobile Projector MP225a comes with a rechargeable battery.
The battery should be fully charged before using the projector with
thebattery.
When the projector is shipped, there is a protective film between the battery and
the battery contacts on the projector. Remove the protective film by removing the
battery and the protective film, discard the film and finally install the battery.
Remove Battery
To remove the battery: slide the battery latch away from the battery and then lift the
battery out, starting at the end closest to the latch.
1
2

3M™Mobile Projector MP225a
© 2011 3M. All Rights Reserved. 11
English
Install Battery
To install the battery: point the contacts on the battery toward the contacts on the
projector, insert the end farthest from the battery latch first, then push down until
the battery clicks into place.
Important Note: Use only the 3M specified battery: 78-6972-0058-8.

3M™Mobile Projector MP225a
12 © 2011 3M. All Rights Reserved.
English
Charge the Battery
The rechargeable battery gives you up to two hours of battery life. When the battery
needs to be charged, the status indicator will flash red. The battery should be fully
charged before using the projector.
Charge the battery by connecting the power adapter to the projector.
1 Turn the projector power off.
2 Connect the power adapter to the projector’s DC input.
3 Connect the other end of the power adapter into the electrical outlet.
4 The status indicator will change to amber while the battery is charging.
5 Allow three hours to fully charge the battery. When charging is complete, the
status indicator will turn off.
110–240 VAC
50/60 Hz
Note: The battery status will not appear when the power adapter is connected
to the projector. The power adapter icon will appear instead.

3M™Mobile Projector MP225a
© 2011 3M. All Rights Reserved. 13
English
Battery Charging Notes:
• If the projector power is off, allow three hours for the battery to fully recharge.
If the projector power is on, the battery will take longer to charge.
• The battery has a lifespan and ages every time it is fully charged and
discharged. The battery will gradually lose charge capacity as it ages.
Therefore, as the battery ages the battery life will decrease.
Battery Maintenance Tips:
• Remove the battery when the projector will not be used for one week or
longer.
• Charge and discharge the battery by turning on the projector at least once a
month.
• When storing the battery for more than a month, store it at 50% charge. The
battery is at 50% charge when the battery icon has three bars.
• Do not store a fully discharged battery because it may lose the ability to be
recharged.
• Do not store a fully charged battery because it may lose the ability to be
recharged to fullpower.

3M™Mobile Projector MP225a
14 © 2011 3M. All Rights Reserved.
English
Making Connections
The 3M Mobile Projector MP225a will display informational icons depending on the
input device and signal being detected. The 3M MP225a projector is designed to
operate with the 3M VGA and AVcablesonly.
Connecting to Apple®Devices
Use the supplied AV cable to input video from an Apple device into the VGA-AV
input on the projector.
Compatible Devices: iPad, iPhone 4/iPhone 3GS/iPhone 3G, iPhone, iPod Touch
4G/3G/2G, iPod touch, iPod classic, iPod nano 5G/4G/3G/Apple iPod, iPod Touch,
iPod Nano
Instructions
1 Connect the AV Cable to the projector’s VGA-AV input.
2 Connect the 30 pin connector to your Apple Device.
to Apple Device

3M™Mobile Projector MP225a
© 2011 3M. All Rights Reserved. 15
English
Connecting to a Composite Video Device (optional accessory)
For composite video input, you must purchase the optional 3M MP225a Composite
AV Cable [3M part number 78-6972-0031-5].Use the composite AV cable to input
video from camcorders, digital cameras, DVD players and digital media players into
the VGA-AV input on the projector.
1 Connect the composite AV cable to the projector’s VGA-AV input.
2 Connect the other end of the composite AV cable to the video device’s audio
and video outputs.
Tip: Some video devices do not have the standard audio and video
connections and may require an AV cable specified by the manufacturer. The
AV cable allows you to connect your video device to your TV monitor or your
projector and may be purchased from the video device manufacturer. Once
you have the AV cable, use the cable adapters to connect the video device
cable and the projector cable.

3M™Mobile Projector MP225a
16 © 2011 3M. All Rights Reserved.
English
Connecting to a Component Video Device (optional accessory)
For component video input, you must purchase the optional 3M MP225a
Component AV Cable [3M part number 78-6972-0032-3]. This cable sends a
higher quality video signal for the best possible image.
1 Connect the component AV cable to the projector’s VGA-AV input.
2 Connect the other end of the AV cable to the video device’s audio and video
outputs.
Important Note: There are two red connectors on the Component AV cable.
One is for the right audio channel and the other is for the Pr component video
signal. Be careful to connect the red audio to red audio and red video to red
video. If these connectors are switched, the projected image will appear green
and an abnormal noise will come from the rightspeaker.

3M™Mobile Projector MP225a
© 2011 3M. All Rights Reserved. 17
English
Tip: Some video devices do not have the standard audio and video connections
and may require an AV cable specified by the manufacturer. The AV cable
allows you to connect your video device to your TV monitor or your projector
and may be purchased from the video device manufacturer. Once you have the
AV cable, use the cable adapters to connect the video device cable and the
projector cable.
Some video devices, by default, will not output a video signal. The video
device’s manual should provide instructions on how to change the video output
setting.

3M™Mobile Projector MP225a
18 © 2011 3M. All Rights Reserved.
English
Connecting to a Computer (optional accessory)
For VGA-audio input, you must purchase the optional 3M MP225a VGA-audio Cable
[3M part number 78-6972-0062-0]. Use the VGA-audio cable to connect the
projector to desktop computers, laptop computers, ultra-portable computers and
some personal digital assistants (PDAs). The projector supports VGA, SVGA, XGA,
and WXGA resolutions. For best results, set the computer’s resolution to SVGA
(800x600).
1 Connect the VGA cable to the 3M Mobile Projector MP225a.
2 Connect the VGA cable to the computer’s video and audio outputs.
3 Set the computer resolution to one of the supported resolutions.
Description Resolution (width x
height)
Refresh Rate
VGA 640 x 480 60 Hz
SVGA 800 x 600 60 Hz
XGA 1024 x 768 60 Hz
WXGA 1280 x 768 60 Hz
1280 x 960 60Hz
1440 x 900 60Hz
MAC 640 x 480 67Hz
832 x 624 75Hz
1152 x 870 75Hz

3M™Mobile Projector MP225a
© 2011 3M. All Rights Reserved. 19
English
Basic Operating Instructions
Powering On
Press and hold the power button for three seconds. Release the power button when
the projector begins to project an image and the status indicator turns green.
Tip: The video output on some devices is turned off by default. Please refer to
the device’s documentation for details on enabling the video output.
Powering Off
Press and hold the power button for three seconds. Release the power button when
the projected image is gone. The projector is off when the status indicator is off or
solid amber. When the status indicator is solid amber, the battery is charging.

3M™Mobile Projector MP225a
20 © 2011 3M. All Rights Reserved.
English
Status Indicator Light
The status indicator light provides information about the projector’s state.
Status Indicator Light Meaning
Flashes green three times A new power source is connected to the projector and the
projector is ready to be powered on.
Blank
Projector is off. If the power adapter is connected to the
projector, and the battery is installed, the battery has
finished charging.
Flashes green The projector is starting up.
Solid green The projector is on.
Solid amber The projector is off and charging the battery.
Flashes amber The projector has overheated and needs to cool.
Flashes red twice and pauses
then repeats The projector cannot charge the battery.
Flashes Red The projector cannot turn on because the battery needs to
be charged.