STK Professional Audio M PHONE PLUS User manual

M PHONE PLUS USER MANUAL

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Contents
Welcome!..............................................................................................................................3
1Safety Precautions.........................................................................................................3
1.1 Specific Absorption Rate (SAR) certification information.........................................3
1.2 ROHS Declaration ..................................................................................................4
1.3 Correct disposal......................................................................................................4
1.4 EU Compliance Statement......................................................................................4
1.5 Declaration of Conformity........................................................................................4
1.6 Using Your Phone Safely ........................................................................................4
2Getting Started...............................................................................................................7
2.1 Insert SIM card and battery.....................................................................................7
2.2 Insert memory card.................................................................................................7
2.3 Battery charging......................................................................................................7
2.4 Power on and off.....................................................................................................8
3Main menu.....................................................................................................................8
3.1 Call .........................................................................................................................8
3.2 Contacts .................................................................................................................9
3.3 Message Service .................................................................................................. 11
3.4 Internet .................................................................................................................12
3.5 Browser ................................................................................................................13
4Multimedia ...................................................................................................................13
4.1 Audio Player .........................................................................................................13
4.2 Video Player .........................................................................................................14
4.3 Camera Function ..................................................................................................14
4.4 FM Radio..............................................................................................................15
5Application...................................................................................................................15
6Settings........................................................................................................................17
6.1 Call settings..........................................................................................................17
6.2 Phone Settings .....................................................................................................18
6.3 Display Settings....................................................................................................18
6.4 Security settings ...................................................................................................18
6.5 File Manager.........................................................................................................19
7Additional Function ......................................................................................................19
7.1 SD Card Function .................................................................................................19
7.2 Maintenance of Mobile Phone...............................................................................20
8Troubleshooting for Simple Difficulties .........................................................................21

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Welcome!
Please read this information before using your phone. We are not responsible for any damage
due to any misunderstanding of the information in this manual. We reserve the right to revise
and change the description of this product, software and the user manual without obligation to
notify users of such revisions and changes.
This manual relates to your use of this phone and is not an approval of any accessories.
Pictures are for reference only. There may be slight differences between the appearance of
the phone, keys and contents of the display used in this manual and those of your phone.
Please refer to your phone when using the manual. Some features introduced in this manual
are network or subscription-dependent features. Please contact your service provider.
1 Safety Precautions
Read this information before using your mobile device otherwise it many result to
personal injury or your device not complying with local laws.
1.1 Specific Absorption Rate (SAR) certification information
THIS DEVICE MEETS INTERNATIONALGUIDELINES FOR EXPOSURE TO RADIOWAVES.
Your mobile is designed not to exceed the limits for exposure to radio waves recommended
by international guidelines. The guidelines are developed by an independent scientific
organization (ICNIRP) and include substantial safety margin designed to assure the safety of
all persons, regardless of age and health.
The radio wave exposure guidelines use a unit of measurement known as SpecificAbsorption
Rate, or SAR. The SAR Limit of USA for mobile devices is 2.0W/kg. The highest SAR values
under the ICNIRP guideline for this model are (Maximum SAR for this model and conditions
under which it was recorded).
Body worn SAR testing has been carried out ata separation distance of1.5cm. Tomeet RF
exposure guidelines during body-worn operations,the device should be positioned at
least this distance away from the body.
For more information about the devices SAR certification, please contact our service center:
www.stklife.com.
CE SAR Value
Head SAR: 0.484W/Kg
Body SAR: 0.599W/Kg
FCC SAR Value
Head SAR: 0.798 W/Kg
Body SAR: 0.743W/Kg

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1.2 ROHS Declaration
Declaration of Conformity with the requirements of the e-waste Management Rules, 2011
(adopted by Notification S.O.1035 (E) of Ministry of Environment and Forests).
The Product is in conformity with the requirements of Rule 13 of the e-waste Rules. The
content of hazardous substance with the exemption of the applications listed in SCHEDULE
II of the e-waste Rules:
1. Lead (Pb) – not over 0.1% by weight;
2. Cadmium (Cd) – not over 0.01% by weight;
3. Mercury (Hg) – not over 0.1% by weight;
4. Hexavalent chromium (Cr6+) – not over 0.1% by weight;
5. Polybrominated biphenyls (PBBs) – not over 0.1% by weight;
6. Polybrominated diphenyl ethers (PBDEs) – not over 0.1% by weight.
1.3 Correct disposal
(Waste Electrical & Electronic equipment) this marking on the product, accessories or
literature indicates that the product and it electronic accessories (e.g. charger, headset, USB
cable) should not be disposed of with household waste. This EEE is compliance with RoHS.
This marking on the battery, manual or packaging indicates that the batteries in this
product should not be disposed of with other household waste.
1.4 EU Compliance Statement
Santok Ltd, Unit L Braintree Industrial Estate, Braintree Road, Middlesex, HA4 0EJ, UK.
Santok Ltd declares that [all essential radio test suites have been carried out and that the
product is in conformity to all the essential requirements the R&TTE Directive 1995/5/EC.
1.5 Declaration of Conformity
Santok Ltd. hereby declares that this Mobile phone is in compliance with the essential
requirements and other relevant provisions of Directive 2014/53/EU. This product is allowed
to be used in all EU member states.
Manufacturer Name: Santok Limited
Manufacturer Address: Santok House, Unit L,
Braintree Industrial Estate, Braintree Road,
South Ruislip, Middlesex, HA4 0EJ, United Kingdom
1.6 Using Your Phone Safely
On The Road
Using a phone while driving is illegal in many countries. Please follow local laws and drive

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safely at all times.
Near Sensitive Electronics
Do not use your phone near sensitive electronic equipment – particularly medical devices such
as pacemakers – as it could cause them to malfunction. It can also interfere with the operation
of fire detectors and other automatic-control equipment.
For more information about how your phone affects pacemakers or other electronic equipment,
please contact the manufacturer or your local distributor.
Your phone may cause interference when used near TVs, radios or automated office
equipment.
While Flying
Your phone can cause interference with aircraft equipment.Therefore, it is essential you follow
airline regulations. In addition, if airline personnel ask you to switch off your phone, or disable
its wireless functions, please do as they say.
In Hospital
Your phone may interfere with the normal operation of medical equipment. Follow all hospital
regulations and turn it off when you are asked to by posted warnings or medical staff.
At a Petrol Station
Do not use your phone at petrol stations. Radio Wave transmitted due to Wireless signal from
your phone due to call in progress may generate sparks in fuel. In fact, it is always best to
switch off whenever you are near fuels, chemicals or explosives.
Around Water
Keep your phone away from water (or any other liquid). It is not a waterproof model.
Making Repairs
Never take your phone apart. Please leave that to the professionals. Unauthorized repairs
could break the terms of your warranty.
Broken Antenna
Do not use your phone if the antenna is damaged, as it could cause injury.
Around Children
Keep your mobile out of children’s reach. It should never be used as a toy and it might not be
good for their health.
Original Accessories
Only use the original accessories supplied with your phone or those approved by the
manufacturer. Using unapproved accessories may affect performance, make the warranty
void, break national regulations on the use of mobile phones, or even cause injury.

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Near Explosives
Turn off your phone in or near areas where explosive materials are used. Always obey local
laws and turn off your phone when requested.
Emergency Calls
To make an emergency call your phone must be turned on and in an area where there is
network coverage. Dial the national emergency number and press ‘send’. Explain exactly
where you are and do not hang up until help the has arrived or you are told to do so.
Note: Just like all other mobile phones, this mobile phone may not necessarily support all the
features described in this manual due to network or radio transmission problems. Some
networks even do not support the emergency call service. Therefore, do not rely solely on the
mobile phone for critical communications such as first aid. Please consult the local network
operator.
Working Temperature
The working temperature for the phone is between 0 Degree and 40 Degree Celsius. Please
do not usethe phone outside therange. Using the phone undertoo high ortoo low temperature
might cause problems.
At very high volume, prolonged listening to a mobile phone can damage your hearing.

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2 Getting Started
2.1 Insert SIM card and battery
Long press power supply key for 3s to turn it off;
Slide the back cover downwards and remove it;
Remove the battery. Insert SIM1 (per the mark “SIM1” on the card slot. The contactor shall
face down (note the notch on the SIM card is in line with the slot). Push the SIM card inwards
from the card slot until it absolutely fits the slot. Insert SIM2 in the same manner.
Insert the battery with metallic contact aligned to the phone battery contact and replace the
back cover.
Note: This User Guide is designed for both SIM cards inserted by selecting [Settings→Call
Settings→Dual-SIM→Standby mode→Dual SIM dual standby]. If only one card is inserted
or no Dual SIM dual standby is set up, the screen and options may differ from this manual.
2.2 Insert memory card
This phone supports the T-Flash memory card. After it is inserted, you can browse or copy,
etc. the files stored in the memory card. Also, the disk space of this phone can be expanded.
•Remove the back cover and battery and turn over the cover of the memory card in the
direction as shown thereon;
•Let the side of the memory card bearing metallic contact face down, insert the narrower
end into the slot until absolutely fitted by it, and replace the back cover
Warning: Please don’t insert or remove the memory card quickly or frequently to avoid
damage.
2.3 Battery charging
The phone battery may be charged with travel charger
Insert the battery in the phone correctly;
Open the rubber cover on the left side of this device below the screen. let the charger arrow
towards the screen, insert the charger plug into the screen, and connect the charger to the
standard power supply socket.
After the charger is inserted, the battery intensity icon on the upper right of the screen starts
running, which means the battery begins charging. When it is charged full, the icon stops
running and the battery icon on the screen comes full.
After charging is over, cut off the connection between the charger and the standard power
supply socket and then that between this device and the charger by pressing the buttons on
both sides of the charger.

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Note
•Please use the standard matched battery and charger to prevent explosion.
•If the battery is absolutely of no power, the battery icon will appear 2~3min after charging.
Charging may take 2~5h depending on the current condition of this device (whether it is
started, any call is made, etc.).
•Please use charger to charge this device. USB wire charging shall be avoided if possible.
•In order to help the new battery perform best, it shall complete 2~3 charge-discharge
cycles. Its initial chargings shall last for more than 10h unceasingly for each
2.4 Power on and off
Power on: Long press power supply key for 3s to turn on this phone
Power off: Long press power supply key for 3s to turn off this phone.
Warning
Please don’t turn on this phone where it is prohibited or using it may cause interference or
danger. In this case, please ensure this phone does not activate the regular power on/off or
other functions.
3 Main menu
Open Main Menu
Under idle situation, press the menu icon, and open the main menu.
Press the icon of a certain application for a long time to pull the application to the idle page.
To unlock the keypad
Press the “End call” button to light up the display.
Press the “Unlock” button and immediately after that press the “*” button to unlock the keypad.
3.1 Call
Under idle situation, use the physical keypad to enter a number. Enter the number.
Press “Call” the green button. Select SIM1 to dial with SIM1; select SIM2 to dial with SIM2
Making an overseas call
Enter the country code (in this case, “+” shall be entered by long pressing 0 continuously);
Enter the area code (without “0” prefixed to that as usual) and the phone number;
Press “Call”. Select SIM1 to dial with SIM1; select SIM2 to dial with SIM2
Dialing via Contacts
Enter the Contacts and search for the phone number you need;
Press the green call button to place the phone call.
Making an emergency phone
Enter the emergency phone number.

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Press “Call”. Select SIM1 to dial with SIM1; select SIM2 to dial with SIM2
Answer or reject incoming calls
If there is an incoming call, press “Answer”, the green button to answer it;
If there is an incoming call, press “Reject”, the red button to reject it;
Menu during a call
During a call, you can do following func
Hold: Press [Hold] to hold current call, and press [Activate] to resume current call when
holding the call (the function needs to be supported by network).
Contacts
Enter into the interface of contact list.
Messages：Enter into the message interface.
Record: Record the call details, and the document will be kept in the file manager
automatically.
Note: It is illegal to record any call in some countries. So please do so with the speaker’s prior
consent.
Mute: Turn off the microphone during the call. In the mute mode, you can hear the speaker
but the speaker can’t hear you.
Handsfree: Start or cancel a handsfree call.
Adjust volume: You can manage volume of the receiver by using ‘up’ and ‘down’ keys during
a call.
End a call: Press “Hang up” to end a call.
Call logs
With this option, you can view the missed calls, Dialed calls, received calls and rejected calls
separately. Also, you can clear them with ‘Delete all’ option.
Set as a rejected call
In the record details interface, press［Menu］to select [Add to blacklist], Set the phone
number as a rejected call.
To deactivate the function, go to call log again, navigate to the number, press［Menu］to
select [Remove from blacklist].
3.2 Contacts
Browsing contacts
When this device standby, select [Contacts] and open the name list.
The contacts are listed in the order of unnamed, special symbol, digit and English letter
respectively.
Quick search

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When this is in device standby, select [Contacts] and open the name list.
Start typing on the keypad to initiate a search.
Example 1: search for “Customer care”
Press key “2”, three times to write the letter “C”. Press key “8”, twice to write the letter “U”.
Example 2: search for “sam”
Enter keys “726” where the letters “sam” are located.
New contact
To add a new contact, open “Contacts” from idle screen and go to “options”. Select “New”,
select the “Storage type” which can be either of the three given below.
SIM1: The input is added to SIM1 with only one number stored under a name.
SIM2: The input is added to SIM2 with only one number stored under a name.
Phone: All records other than in SIM1 and SIM2 are stored in the memory of this device. The
editable items include the name, phone number, home phone number, company phone
number and/or other phone numbers, the incoming a picture or ringtone, etc. for the said
contact
Note: Name may be empty, but phone number shall not be so for any new record. Once
selected you can start populating the fields.
Function Menu of Contacts
On the interface of the contact list, press “Options” to operate the functions:
New: Add a new contact
Delete multiple: Delete multiple contacts at once
Copy/Move: Transfer the contacts between storage
Others
Speed dial: To set a speed dial
Own number: To view own phone numbers
Service number: To add any service numbers
Memory status: Shows the remaining memory on the device
Group: Enter into the group list interface.
On the contacts list interface, press “Options” on one of the contacts saved to operate
the following functions:
Write message：Send one message to the contacts.
Call: Ring the contact.
Delete: Delete the person information.
Copy: Copy the contact information.

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Add to blacklist: To reject the calls automatically from the number.
3.3 Message Service
Message service is actually a network service. This menu works soundly depending on the
type of your SIM card and the service provided by the network operator. Therefore, please
check it before applying such function.
Write message
Please have theservice center number from the network operator before applying this function.
The storage capacity of SIM card depends on its type.
SMS
Under idle situation, press the “UP” key to enter the new SMS page or go to
[Menu→Messaging→Write SMS] to enter into the message editor interface, manual input or
insert the contacts from the address list as the recipients, press “send” button to send the
messages after editing the contents.
Create a message, pressing “Menu”, you can:
Insert template: Insert template in the cursor position.
Add contact info: Insert in the message a name and its number from the Contacts.
Add phiz symbol: Insert an expression symbol in the cursor position.
Add contact info: Add contact information.
Save as draft: Save the edited message in the Draft box.
MMS
Short for multi-media service, MMS is just a multi-media message, which supports GIF, JPEG,
WBMP or BMP display.
Note: This function is available only when supported by the network operator. Meanwhile, only
the phone compatible to MMS can receive and display such message.
Under idle situation, go to [Menu→Messaging→Write MMS] to enter into the MMS editor
interface, manual input or insert the contacts from the address list as the recipients, press
“send” button to send the messages after editing the contents or inserting the attachment.
Creat MMS: Presssing “Menu”, you can:
Delete: Delete the edited text or inserted audio/video.
Save as draft: Save the edited message in the Draft box.
Set slide time: Set the time of the slide.
Inbox
Save the received SMS and MMS.

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Outbox
Save the SMS and MMS not sent out successfully.
Draft box
Save the unsent messages and MMS.
Sent box
Save the SMS and MMS you sent successfully.
Templates
Directly use the default phrases when writing the messages.
Broadcast message
Network service enables you to receive all kinds of text message, such as news, weather
report, traffic conditions, etc. For the detail, please refer to your network operator.
Voice mail server
This is similar to the Answer machine. You may transfer the incoming call that you fail to
answer duly to your Voice mail server, where the caller can leave message. You are reminded
of message, if any, in the mailbox by a short message. This function is part of the mating
software provided by the network operator, so you need to register it, please refer to your
network operator for the detail.
Note: You may transfer any incoming call to the Voice mail server (the number of caller to
leave a message) by setting “Call Forwarding”.
Function Menu of Mailbox List
Settings: Set relevant parameters for the short messages, multimedia messages and push
messages.
Message capacity: Show the memory capacity of the messages.
3.4 Internet
Note:
1. Your Internet service provider may not support some functions, please confirm that your
SIM card supports Internet function and the function has been opened.
2. To browse webpages, you might be charger of corresponding flow rate
3. If WLAN network is applicable, surf the internet through WLAN interlinkage.
Internet is an application platform integrating wireless communication and Internet technology,
which makes it possible for you to access to rich Internet information source and e-commerce
application etc.

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3.5 Browser
To open the starting page of the browser, go to [Menu→Applications→Internet] users can
enter into input URL, search, bookmarks, history and stored pages through the interfaces.
Press Menu button to open more menus: homepage, settings, clear records and exit browser
homepage, and users can the homepage of ISPinternet (set in advance or default homepage).
Current Page
Option: Enter into option list of the browser.
Forward\Back: Open WAP page forward and backward.
Stop: stop loading WAP webpage
Refresh: Refresh current WAP page.
Add to bookmark: Add current WAP page to the bookmark list.
Bookmark: Open the list of the stored bookmark.
History: Open the list of browsing WAP.
4 Multimedia
4.1 Audio Player
The phone is able to play music files saved in phone and the downloaded music and support
background play of MP3 file.
Instruction: MP3 supports MPEG 1 layer 3 audio; supports MPEG 2 layer 3 low sampling
rate extension; MPEG 2.5 layer 3 (unofficial).
Play songs: When play some certain contents, select the needed items from the list.
Please press to pause; please press to continue; press or to fast forward
or back. Please press or to turn to next or previous, and users can also switch by
sliding to left and right. Please select settings > shuffle to open or close the shuffle ( ).
Please select Settings > Repeat to repeat current contents ( ) or all the contents ( ), or
close the repeat function.
Click AB to review.
Please select Option > Equalizer to modify the effect of the music player.
Please press home button to return to the main screen and play at background by the player.
Please press red button to close the player.
List

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Select menu > music list and select the list.
Create New List
1. Select menu > new list.
2. Enter name of the list and select Confirm.
3. Select Yes to immediately add the songs; please select No to add the songs later.
4. Select Finish.
Press to pop up the menu to delete or edit custom list.
Select Option > Add music when checking the list to add more songs later on.
4.2 Video Player
The video player supports 3gp, mp4 and avi documents.
If the document is the standard format not supported, usethe tools to convert into thestandard
format.
Play:
When play some certain contents, select the needed items from the list.
Please press to pause; please press to continue; press or to fast forward or back. Please
press or to turn to next or previous, and users can also switch by sliding to left and right.
Please select settings > shuffle to open or close the shuffle ( ). Please select settings > repeat
to repeat current contents ( ) or all the contents (), or close the repeat function. Press
to open the browser fast.
Open: Open local browse, network browse or local list.
Local browse: Browse the video documents in the phone or memory card.
Network browse: Open any website to watch your favorite videos, you can use GPRS
network or WIFI network to surf the internet.
Local list: Play the stored video documents, you can add the videos in the memory card or
the phone to local list for watching next time.
4.3 Camera Function
Take pictures and video clips with audio through the self-contained camera function.
To open camera go to [Menu→Multimedia→Camera]
Press back button to exit the camera procedure.
Zoom: Before taking pictures, use the screen zoom list to zoom in or zoom out the objects.
Users can click the zoom in and out using the “UP” and “DOWN” navigation button.
Shoot Mode: There are photo and video mode in the device. The default mode is photo.

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Click the options label on the left of the screen, select the DV mode in the mode page.
Settings
Click the options label on the left of the screen, and select “Settings” to set various parameters.
Browse Photos or Videos: To browse captured photos and videos go to
[Menu→Multimedia→Image/Video]
4.4 FM Radio
The system will automatically scan channels and record firstly open FM radio.
(Note: Insert the headset, the headset works as an antenna.)
Search Broadcast Channel
• Automatically search the broadcast channels, and press menu button → scan and save.
• Manually search the broadcast channels, and slide the roller on the screen (move the
frequency red line to adjust) to slightly adjust, or manually input the channels.
Background Play
Click home button, FM plays at background.
Record
Record (scheduled record) the playing channels, and automatically save them to the record
list.
5 Application
Calendar
Enter into the Application list, then select Calendar.
Add new schedule
•Select Menu →Add new schedule
•Write the schedule details.
•Select Store.
View schedules
•Select the date on the calendar, and check the events on special date.
•Select [All agenda], and check all the records.
Alarm
Enter into the Application list, then select Alarm.
New Alarm
•Turn on switch of the needed alarm clock.
•Set the parameters of the alarm clock as needed.

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•Select Save.
Close the switch of the alarm clock to cancel the alarm clock.
Calculator
•Select Calculator under Application menu mode.
•Use the buttons matched with the calculator to carry out basic arithmetic operation.
Torch
•Select Torch under Application menu mode.
•Turn ON or OFF.
Bluetooth
Start Bluetooth Wireless Function
•Enter into the application menu, and select Bluetooth.
•Click the actiavte button to start the bluetooth wireless function.
•If allowing other devices to position your telephone, please the swith button behind Visibility.
Search Other Started Bluetooth Devices and Pair
•Select Paired Device → Add New Device.
•Select devices from the list.
•Input PIN code of the bluetooth wireless function or other devices (if exist), and then select
having Finished.
When the owner of other device inputs the same PIN code or accept the connection, the pair
is completed.
Send Data by Bluetooth Wireless Function
•Select the expected documents or items from the applications in the mobile phone.
•Select to send through bluetooth.
Receive Data by Bluetooth Wireless Function
•Input PIN code of the bluetooth wireless function, and then select Having Finished (if
necessary).
•Select Yes to confirm to receive the data of the device (if necessary).
World clock
•Select World clock under Application menu mode.
•Select Options and select the clock you wish to add

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6 Settings
6.1 Call settings
Dual SIM settings: This function includes Standby mode, Reply by original SIM, Set SIM
name.
Call Divert
Divert all voice calls: After the function is activated, you can divert all incoming calls to
Voicemail or the pre-determined phone numbers. Choose [Check Status] to view the current
status of the Divert all voice calls service.
Divert when busy: After the function is activated, you can divert the incoming calls to
Voicemail or the pre-determined phone numbers if you are on a call
Divert when not answered: After the function is activated, if the call is not answered within
the pre-determined time, you can divert the incoming calls to Voicemail or the pre-determined
phone numbers.
Divert when phone off or no coverage:After the function is activated, if you are unavailable
because there is no coverage or the phone is powered off, you can divert the incoming calls
to Voicemail or the pre-determined phone numbers.
Cancel all diverts: Cancel all the call diverts.
Note: You have to turn off “Flight mode” before setting “Call divert”.
Call Waiting
Activate: After the function is activated, the network will inform you of the new incoming calls
when you are on a call. You can hold on the current call and answer another call.
Cancel: Cancel the Call waiting service, and the incoming calls will not be informed when you
are on a call.
Check status: You can check and view the current status of the Call waiting service.
Call Barring
Outgoing calls: All outgoing calls are limited
Incoming calls: All incoming calls are limited
Incoming calls when roaming: All calls can not be answered when roaming
International calls: International calls are limited
International calls when abroad: International calls are limited when you are abroad
Cancel all call barring: All call barrings are cancelled
Change barring password: Barring password can be edited

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Note: Some internet service providers may limit the use of this function. For details, please
contact your internet service provider.
Hide My Caller ID: Set the display mode of the phone number.
Others: call time reminder, auto redial, reject by SMS, Auto record voice call.
6.2 Phone Settings
Date and Time: You can customize time and date as well as their formats
Language: You can customize the display language and writing language.
Short cut settings: Lets you select the shortcuts assigned to the navigation key.
Automatic Power On/Off: Set time and repeat ways of the automatically power on/off.
Restore Factory Settings: Restore factory settings.
Phone profile
The preset modes are General mode, Mute mode, Conference mode, Indoor mode, Outdoor
mode, Headset mode, Bluetooth mode. It supports custom profiles, define at most 5 profiles,
and users can set the parameters of the profiles.
Instruction: The preset profiles do not support delete, while the custom profiles support delete.
6.3 Display Settings
Wallpaper Settings: Supported wallpapers: Static wallpapers, dynamic wallpapers, more
pictures and video wallpapers.
Screen Savers Settings: set the screen savers.
Brightness: adjust the screen brightness.
Backlight: adjust the backlight time.
Keypad Backlight: adjust the backlight time.
Auto keypad lock: set the auto keypad lock time.
6.4 Security settings
PIN code: Start and close of PIN code and the modification of PIN.
Warning: Please use this function cautiously. If you forget the PUK code, please get it from
the service provider. Ten consecutive incorrect PUK code entries will make the SIM card
unserviceable.
Modify PIN2 code: Modification of PIN2 code.

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Warning: Be cautious to use this function, if wrong PUK2 code is entered for 10 times, SIM
card cannot be used.
Phone Lock：Open or close the phone lock.
Fixed Dialing: Start and close of the fixed dialing, and management of the fixed dialing list.
Blacklist: Settings of the blacklist and management of the list.
6.5 File Manager
File manager can manage the files in the memory card.
Copy Files
•For copying the files, press to pop up the menu, and enter into the copy mode.
•Select the target folder, click the confirm icon on the right or click “select the contents” in
the folder.
•Click “Mark” to copy multiple files.
New Folders
•Open the file manager.
•Press Menu button → New Folder.
•Input folder name and click to save.
7 Additional Function
7.1 External SD Card Function
Before using U disk, please confirm your computer is Windows 2000 or later.
Link mobile phone to computer with the USB data cable provided to the mobile phone.
The mobile phone is linked to computer, select［SD Card］at the end of mobile phone. After
the computer successfully identify External SD Card, a green USB equipment small sign will
appear on the status bar at the right corner below.
Open “My computer”, now see “Removable disc”, operate SD Card.
The multi-media files browsed by mobile phone must be saved under designated content
before it can be identified, or it can be read or broadcast through mobile phone under other
contents. For example, photo file is readable only under the content of “Photos”.
Note:
•When the mobile phone is in the status ‘SD Card is being used’, you can see some default
files. Once deleted, the default files in SD Card will be lost forever.
•AfterSD Card is used, remove SD Card from computer first and receive a sign from system
before taking SD Card safely, or the data of SD Card may be lost or file system of SD card
is damaged.
•Support USB1.1.

M Phone Plus User Manual | English
20 | Page
7.2 Maintenance of Mobile Phone
Mobile phone is a high-precision electronic product, so please take good care of it. The
following suggestions can help you preserve it and lengthen its useful life:
•Put mobile phone and its accessories to the place where children are out of reach.
•Keep mobile phone dry. Rain, moisture or water may erode circuit board. If mobile phone
falls into water carelessly, take battery out in time and send it to local authorized service
center immediately.
•Please do not put mobile phone at dust-covered place or its normal usage will be affected.
•Liquid crystal display is an easily vulnerable part of mobile phone, try to prevent it from
falling down or violently shaken; it is forbidden to use sharp item to touch the screen.
•Please do not put mobile phone on the place where temperature is too high. High
temperature will shorten the life of electric equipment, damage the battery, deform or melt
its plastic cover.
•Please do not put mobile phone on the place where temperature is too low, or moisture
will come out when its temperature increases to normal temperature, it will damage the
circuit board of mobile phone.
•Please do not throw, knock or forcefully shake mobile phone to avoid its inner circuit board
and precise structure are damaged.
•Please do not clean mobile or with chemical agent, cleaning solvent or powerful detergent,
instead, clean it lightly with soft cloth with soap water.
•Please do not draw mobile phone with painting material to prevent its removable parts
from being stuck, which will affect its normal operation.
Please use cleaning soft cloth to clean lens, such as camera’s lens.
•When antenna is replaced, use only supporting or designated antenna. Using
unauthorized antenna, accessories or reshaping mobile phone may damage it or violate
any warranties (if any).