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1

Warni

ngs and 

Precaut

ions

1

Warnings and Precautions

To use the device properly and safely, read these warnings 
and precautions carefully and strictly observe them during 
operation.

 Note

 

Unless otherwise specified, the device described in 

this chapter also involves its accessories.

 

Basic Requirements

• During storage, transportation, and operation of the device, 

keep it dry and prevent it from colliding with other objects.

• Do not dismantle the device. In case of any fault, contact 

an authorized service center for assistance or repair.

• Without authorization, no organization or individual can 

change the mechanical, safety, or performance design of 
the device.

• 

When using the device, observe all applicable laws and 
regulations and respect the legal rights of other people.

 

Other Requirements

Environmental Requirements for Using the 
Device 

• Before connecting and disconnecting cables, stop using 

the device, and then disconnect the device from the power 
supply. Ensure that your hands are dry during operation.

• Keep the device far from sources of heat and fire, such as 

a heater or a candle.

• Keep the device far from electronic appliances that 

generate strong magnetic or electric fields, such as a 
microwave oven or a refrigerator.

• Place the device on a stable surface.
• Place the device in a cool and well-ventilated indoor area. 

Do not expose the device to direct sunlight. Use the device 
in an area with a temperature ranging from 0ºC to 40ºC.

• Do not block the openings on the device with any object. 

Reserve a minimum space of 10 cm around the device for 
heat dissipation.

• Do not place any object (such as a candle or a water 

container) on the device. If any foreign object or liquid 
enters the device, stop using the device immediately, 
power it off, remove all the cables connected to it, and then 
contact an authorized service center.

• During thunderstorms, power off the device, and then 

remove all the cables connected to it to prevent it from 
getting damaged due to lightning strikes.

Precautions for Using Wireless Devices

• When using the device, ensure that the antenna of the 

device is at least 20cm from all parts of your body.

• Do not use the device where using wireless devices is 

prohibited or may cause interference or danger.

• The radio waves generated by the device may interfere 

with the operation of electronic medical devices. If you are 
using any electrical medical device, contact its 
manufacturer for the restrictions on the use of the device.

• Do not take the device into operating rooms, intensive care 

units (ICUs), or coronary care units (CCUs).

Summary of Contents for MMC255u

Page 1: ...ric fields such as a microwave oven or a refrigerator Place the device on a stable surface Place the device in a cool and well ventilated indoor area Do not expose the device to direct sunlight Use the device in an area with a temperature ranging from 0ºC to 40ºC Do not block the openings on the device with any object Reserve a minimum space of 10 cm around the device for heat dissipation Do not p...

Page 2: ... of children Otherwise they may damage the device and its accessories by mistake or they may swallow the small components of the device causing suffocation or other dangerous situations Maintenance If the device is not used for a long time power it off and then remove all the cables connected to it If any exception occurs for example if the device emits any smoke or unusual sound or smell stop usi...

Page 3: ... photo frame and can display photos with high resolution It has a sleek appearance and adds beauty and elegance when placed on a table The MMC255u also provides the calendar and clock functions It supports external memories and photos in the external memory can be copied to the MMC255u Moreover you can send multimedia messages to the MMC255u by using a mobile phone thus sharing happy moments with ...

Page 4: ... 2 Power cable clip 3 Support 4 SD MMC slot 5 SIM slot 6 Power interface Key Function Switch between the play modes The MMC255u supports the following display modes full screen photo calendar and photo clock and photo and full screen calendar Display or hide the text of a multimedia mes sage Move up or down to select an item or rotate a photo by 90 degrees anticlockwise or clockwise in full screen...

Page 5: ...position To remove the SIM card slightly push the card into the slot The SIM card ejects out for about 2 mm Then you can remove the card 2 Use the power adapter to connect the power interface of the MMC255u to the power socket Adjusting the Support The support at the back of the MMC255u can rotate by 270 degrees If the support rotates clockwise by 90 degrees the MMC255u can stand horizontally on t...

Page 6: ...g figure When the MMC255u stands vertically you can fix the power cable to the power cable clip as shown in the following figure Switching On the MMC255u Press and hold the power button at the rear panel of the MMC255u for at least two seconds The MMC255u is powered on Note If you press and hold the power button again for at least two seconds the MMC255u is powered off ...

Page 7: ...ystem automatically plays the photos on the SD MMC card Note If the memory of the device or the inserted SD MMC card is stored with photos the MMC255u will not play the usage wizard pictures upon startup Viewing Multimedia Messages After a multimedia message is downloaded the message is automatically stored in the default memory that is the internal memory of the MMC255u After receiving a multimed...

Page 8: ... can I solve this problem This problem may result from the format of the photo The MMC255u supports photos in JPEG BMP and GIF formats It does not support photos in other formats Technical Specifications Item Description Photo format JPEG BMP and GIF LCD size 7 inches LCD resolution 800 480 pixels Internal memory 384 MB SD card Up to 8 GB MMC card Up to 2 GB Ambient temperature for operation 0 ºC ...

Page 9: ...mited by local network operators or network service providers Thus the descriptions herein may not exactly match the product or its accessories you purchase Huawei Technologies Co Ltd reserves the right to change or modify any information or specifications contained in this manual without prior notice or obligation NO WARRANTY THE CONTENTS OF THIS MANUAL ARE PROVIDED AS IS EXCEPT AS REQUIRED BY AP...

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