User manual DS400 is a DUAL-GSM mobile phone, which supports GPRS (hereafter referred to as “phone” or “phoneset”). It is able to support two different SIM cards from different networks, with 262K TFT Color Display, 64 polyphonic ringtones, MP3/MP4 multimedia player and 1.3 Megapixel Camera, WAP service, Bluetooth, common Organizer functions, and can...
User manual Table of Contents Welcome ..........................2 Safety ..........................7 Notice to the Use of Phone ..................7 Notice to the Use of Battery and Charger ............8 Introduction .........................10 Phone and Accessories ..................10 Specifications ......................10 Standby Time / Max. Talk Time ................10 Name and Functions of the Parts of the Phone ..........
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User manual Calling ..........................25 To answer a call ......................25 To reject a call ......................25 To dial international numbers ................25 To insert a pause symbol when dialing ..............25 Speed Dialing ......................26 Fixed Dialing ......................26 SIM Card Location Dialing ..................26 To redial ........................27 To dial from the Phone Book ................27...
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User manual Troubleshooting ......................56 After Services ......................57 Inputting Text ......................58 Keys and Characters Table ..................58 ABC/abc Input Method ..................58 To input digits ......................58 To input symbols .....................59 Version 1.0 Page 6 of 59 08/07/28...
User manual Before you use the phone, please carefully read this section to grab the correct method of use and ensure the safety of the holder, others and properties. All the screens in this manual are for reference only, and some contents actually ...
User manual Do not place the phone and the battery under direct sunlight or in a car under burning sun or other places of high temperature to avoid injury due to overheating, leakage, cracking, distortion, or even fire of the battery. Do not put the phone in a place with excessive dust or vibration (which may cause ...
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User manual explosion of the battery. If leakage of the battery enters the eyes accidentally, please immediately wash the eyes with fresh water and go to a doctor. If it is not treated quickly, it may cause serious injury, such as blindness. If the battery is contaminated with liquid, it may cause burn or malfunctions due to ...
User manual Open the packing box of the phone and check that you have all the accessories to the phone. If anything is missed, or any mistake is found in the user manual, such as missing pages, please contact the local dealer. One Mobile Handset, One Travel Charger, One Battery One USB Cable, One Stereo Headset, One T-Flash Card (Micro SD Card) One User Manual, One Service Booklet...
User manual Parts of the Phone Description of Functions To adjust the volume. To move the focus. Volume key On the view finding screen, press the key to switch the frames when the photo size is 176*220 pixels. Micro SD card slot Receiver To dial a phone number or send a message in single standby...
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User manual View/open/play In the music playback mode, to play/pause a track. When dialing in idle, press the key once to input “*”; press it twice to input “+”; press it thrice to input “P”; or press it 4 times to input “W”.
User manual To back or return to idle. To input phone numbers, text, symbols or perform the selected Number/letter keys function. To switch between input methods. To input a radix point. In idle, long press to activate the mute mode or return to the ...
User manual It appears when the GSM Divert All Calls function of Slave SIM is activated. Indicates you have unread SMS of Master SIM. If the message capacity is full, it will blink. Indicates you have unread SMS of Slave SIM. If the message capacity is full, it will blink.
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User manual Insert the battery. Replace the battery cover. Tip: Be sure to use the original battery. To remove the battery and SIM card Switch off the phone. Push and remove the battery cover. Version 1.0 Page 15 of 59 08/07/28...
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User manual Remove the battery. 4. Push out the card from the slot with a finger in the direction indicated by the arrow. (Left: the card slot for Master SIM. Right: the card slot for Slave SIM.) To remove the Micro SD card Open the Micro SD card slot cover on the bottom-left corner of the phone.
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User manual Pull out the Micro SD card. Tip: When any application of the phone or the Micro SD card is running, do not insert or pull out the Micro SD card, otherwise, data may be lost or the Micro SD card may be damaged! To insert the Micro SD card 1.
User manual Tips: The battery icon displayed on the screen indicates that the battery power is low. Please charge the battery following the steps above. Please charge the battery before you use the newly bought phone. We suggest you charge the battery for 4 hours continuously for the first time. Charging when the phone is in the ON mode will not influence the normal dialing and answering, but this needs to consume power, thus the time of charging will increase.
User manual Long press the number keys 2-9 to display the set speed Dial numbers. Long press # key to activate the mute mode or return to the previous mode. Press Volume key to adjust the volume of key tone. Tip: The function of each Navigation key can be modified in Settings >...
User manual You can store names and phone numbers in the memory of the phone or SIM cards. The phone memory stores up to 1000 entries, each of which contains name, 4 phone numbers (mobile, home, office and fax), company name, e-mail address and birthday. You can set photo caller ID, ringtone and groups for each.
User manual Option > View Tip: When viewing an entry, you may press Send key to dial the number of the contact. In the contact list of the phone book, select the name card to be modified: Option > Edit There are two ways to delete a phone book entry.
User manual You can send a vCard to another compatible device by Bluetooth Option > Send vCard > Send by Bluetooth You can also send a vCard to File Manager (with the format of .vcf). Option > Send vCard > Save to File You can export the phone book entries by batch to the File Manager (with the format of .vcf), or vice versa.
User manual Menu > Phone Book > Settings > Fields Tip: When adding entries in the phone book of the phone memory, the columns that can be edited depends on the setting here. Version 1.0 Page 23 of 59 08/07/28...
User manual Menu > Phone Book > Speed Dial Menu > Phone Book > Owner Number The phone defaults three SOS numbers, which are 112, 100 and 101. These numbers can't be edited, but can be dialed out with SIM card inserted. If you have not inserted sim cards, you can only input and dial 112.
User manual When the phone prompts that a call is coming in: Press Silence turn off the ring/vibration Send key/Answer answer the call When a call comes in, if an entry in the phone book corresponds to the number, the related information will be matched.
User manual Press * key thrice to input the pause symbol P. Input the extension number. Press Send key to dial the phone number, then the phone will dial the extension number after P automatically. Tip: The pause time depends on the number of “P“ input. To dial the extension number by manual switching: Input a phone number in idle.
User manual 1 number keys input the location serial number of the contact stored in the SIM card display the entry corresponding to the location serial # number 3 Send key dial the phone number of the entry Tips: In dual standby mode, this function is only for the Master SIM card. If you have input a location serial number outside the storage range of the SIM card or exceed the allowable numeration (1-999) of the phone, the phone will not find any entry.
User manual During a call, press (H-Free) to activate handsfree earpiece. To deactivate handsfree earpiece, press (H-Held). During a call, you can select to turn on or off the DTMF tone. When the DTMF tone is turned off, the digits input will not be regarded as a DTMF signal response. During a call: Option >...
User manual If, during a call of Master SIM, a new call comes in, you will hear a special alert sound and the screen will display the number of the new incoming call, which indicates that a third-party call is coming in and waiting for your answer. To answer the new call: Press Send key or select Option >...
User manual The phone registers the phone numbers of missed, received, dialed calls and call time. Menu > Call History > Missed Calls / Dialed Calls / Received Calls You may select Delete: to delete the entry. Save To Phone Book: to save the number to the phone book Dial: to dial the number.
User manual Menu > Message Center > Master SMS/Slave SMS > Write SMS Or, open a phone book name card, and select Option > Send Master SMS/Send Slave Write the content of the SMS, and select Option > Use Template: To select a phrase from the list and insert it in the SMS. Insert Contact: To select an entry of phone book and insert it in the SMS.
User manual Delete All: To delete all the messages from the Inbox. Copy All: To copy all the messages stored in the SIM to the phone memory, or vice versa. This function is available to Master SIM. Move All: To move all the messages stored in the SIM to the phone memory, or vice versa. This function is available to Master SIM.
User manual 2. When reading a SMS, press Navigation key (Left/Right) to browse the previous/next SMS. When reading a SMS, you can select Option > Send: To edit and send the SMS. Forward: To forward the SMS to others. Delete: To delete the SMS. Use Number: To extract the number of the receiver and the number(s) contained in the SMS into a list (up to 6 numbers), and select to dial or save it/them in the phone book.
User manual Move to Phone: Move the SMS stored in the Master SIM to the phone memory. Move to SIM: Move the SMS stored in the phone memory to the Master SIM. Menu > Message Center > Master SMS > Push Message The Push messages you received are stored in this box.
User manual Insert New Frame: To add a new page. Delete Frame: To delete the page. Previous Frame: To browse the previous page. Next Frame: To browse the next page. After the editing, select Option > Save: To save the MMS to Draftbox. Edit Number: To enter the number edit screen.
User manual Save Phone Number: To save the number of the sender in the phone book. Delete: To delete the MMS. Previous Frame: To browse the previous page. Next Frame: To browse the next page. Tips: In auto play mode, press Navigation key (Up/Down/Left/Right) will stop auto play. When reading a MMS, press Navigation key (Up/Down) to browse the previous/next screen, press Navigation key (Left/Right) to browse the previous/next page.
User manual When reading a MMS, you can select Option > Edit: To edit the MMS. Auto Play: Play the MMS automatically. Delete: To delete the MMS. View Objects: To view the objects contained in the MMS. Previous Frame: To browse the previous page. Next Frame: To browse the next page.
User manual In the chat screen, select Option > Reply: To reply a message to the person you are chatting with. Use Number: To extract the number of the person you are chatting with and the number(s) contained in the chat contents into a list, and select to dial or save it/them in the phone book.
User manual Functions Description Set Time and Date Menu > Settings > Phone Setup > Time and Date Schedule Power On/Off Menu > Settings > Phone Setup > Schedule Power On/Off To set whether to activate/deactivate, switch on/off, and time in turn. Select language Menu >...
User manual Set whether to send the Menu > Settings > Call Setup > Master Caller ID / Slave owner number Caller ID Call Waiting Menu > Settings > Call Setup > Master Call Waiting Master SIM This function needs the network support and please contact the network operator for more information.
User manual networks, with the serial number 1 indicating the highest level of priority. You can add new networks, or delete the existing ones, or change the priority of the networks. Functions Description Set PIN lock for Menu > Settings > Security Setup > Master Lock / Slave Lock SIM card Warning: If you input three wrong PIN codes in a row, you need to input the PUK code to unlock.
User manual Tips: 1. The device is compliant with Bluetooth Specification 1.2 supporting the following profiles: Handsfree Profile, SPP Profile, OPP Profile, FTP Profile, A2DP Profile, AVRCP Profile, and HID Profile. To ensure interoperability between other devices supporting Bluetooth technology, select and use the accessory applying to this type mobile telephone or consult your service provider.
User manual FTP Setting: To set the path of the shared folder and access right. Mass Storage With the Micro SD card inserted, you can select to use the phone as a USB mass storage. Plug the USB cable and select Menu > Settings > USB Config >...
User manual Tip: Before you insert the Micro SD card, the phone only provides FM Radio and Games function, and other functions can’t be used. With the Micro SD card inserted, select Multimedia > Camera. When the camera is activated, the phone enters the view finding status. ...
User manual Effect Setting: To set the special effects of photos, such as Grayscale, Sepia, Sepia Green, etc. Add Frame: To select whether to add a frame for a photo. It is valid only when the photo size is 176 * 220. Restore Default: To restore default settings.
User manual Video Setting: To set the Video Quality, File Size Limit, Rec Time Limit and Record Audio. Effect Setting: To set the special effects, such as Grayscale, Sepia, Sepia Green etc. The Effects can be set by pressing the number key “1” on the view finding screen. Restore Default: To restore default settings.
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User manual On the play list screen, select Option > Refresh Play list. The phone will add the tracks with the format supported by the phone under the folder Audio of the File Manager to the play list automatically. Manual Update: In Player Settings, close the List Auto Gen.
User manual Rings are the list of ringtones selectable in the profile mode setup. You can select a single track and add it to the Rings. On the play list screen, select a track and select Option > Add To Rings Plug the earphone into the jack of the phone, and select Menu >...
User manual Menu > Multimedia > Games The phone contains two games by default: Puzzle and Panda. Before playing games, you can Set the games: Select Menu > Games > Game Setting, and you can set the BGM and Sound Effect. ...
User manual Functions Description Activate profile Menu > Profile > Desired Mode mode Option > Activate Or press Send key to activate it. Indicates the mode activated currently. Tip1: When you insert the earphones, the earphone mode will be activated automatically. Tip2:In idle, long press # key can activate the silent mode or return to the previous mode.
User manual Functions Description View the calendar Menu > Tools > Calendar Add To Do List Menu > Tools > To Do List Option > Add You can create and check your schedule and set alarms to remind you of upcoming events. You can store up to 50 entries. View the events in Menu >...
User manual If your Master SIM card supports STK, you may use the corresponding value-added services. Menu > Service Menu > Service > Master WAP Browser /Slave WAP Browser You need to make the relevant settings in WAP Setup before you use the WAP browser to surf the web.
User manual Menu > Service > Connection Setting > Master/Slave You can set the Auto Select to On or Off. If you set On, the phone will automatically select a connection that fits the operator code of SIM card. You can also change the default settings or edit the user-defined accounts. Version 1.0 Page 53 of 59 08/07/28...
User manual With the Micro SD card inserted, when the phone is switched off and the USB cable is connected, you can use the phone as a USB mass storage. To use the phone as a USB mass storage when the phone is switched on and the USB cable is connected, you need to select Menu >...
User manual Use a dry soft cloth to wipe general dirt. For a large amount of dirt, use a soft towel soaked with neutral scour and twisted to gently wipe the dirt and use a dry soft cloth to wipe the phone.
User manual If any problem occurs in your phone, please refer to the help information in the table below. If the problem continues, contact the dealer. Problem Possible Causes Solutions Is the battery power low? Charge the battery. ...
User manual With this phone you can enter characters, digits and symbols. Press # key to switch input methods. The input methods include Multitap ABC (English - capital), Multitap abc (English – lower case), Numeric (digits). Input Keys Characters or Functions Methods English open...
User manual Press * key to enter the symbol list. When ABC/abc input method is used, you can press 1 to input frequently used symbols and press 1 repeatedly to select symbols. Version 1.0 Page 59 of 59 08/07/28...
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