Ai Di Er Technology S21U Smartphone
User Manual

Your Phone

1.1 Keys Definition

a call.
Number key| Editing numbers; In the idle, press and hold 1-9 to speed dial.
In the others, execute the input function.

• key| In standby mode, press and hold it to key locked.
  Navigation key| In standby mode
  Up: press it to enter Camera
  Down: press it to enter Music Player.
  Left: press it to enter New message editing interface. Right: press it to enter Profiles
  In the others, press the navigation key to move the cursor.
  Right soft key| Execute the displayed function on the right bottom line; In the pop-up sub menus interface, press it to close the sub menus;
  In the editing interface, press it to delete the latest character, press and hold it to delete all the characters; In the others, press it to exit.
  OK key| Press it to confirm the settings.
  In standby mode, short press Center key to enter Main menu.
  Music Key| Press it to t enter Music Player.
  End/PWR key| Press it to exit;
  Press and hold it to power on/off.

  key| In standby mode, press and hold # key to lock the phone;

  In standby mode, long press and hold it to switch GeneralNibrate Only mode..

1.2 Screen Icons

Get Started

2.1 Install Battery
Using the lithium-ion battery, please use the original manufacturers or authorized batteries, and take care of the battery.
Notice:
Press and hold End key to power off, remove the battery after wait about 10 seconds avoid to damage the storage.
2.2 Battery Charging
Before Charging, you must confirm the phone adapter is original manufacturers or authorized.
You can use the original USB data cable to charge the battery.
Notice:

1. Use the adapter by the original manufacturer, avoid to making a danger.
2. Do not charging the mobile phone without battery, in order to avoid damaging the phone or adapter.
3. Do not be forcibly inserted into joints to avoid damage the phone or adapter.
4. Please use the battery after it is used up completely and then charged full for the first three times, your battery will be in the best status.
5. The battery will be automatically discharge, please charging it when its not used for a long time.
6. Do not use any damage or failure of battery and adapter.
7. After charged and discharged for hundred times, it will be disabled. If the working time is shorter, please replace it.

2.3 Install UIM/GSM card
Before you use the phone, please insert an effective card.
Notice:

1. Must power off the phone and disconnect charge, and then continue to insert the UIM/GSM card.
2. Please do not touch the metal area to avoid losing and breaking the information in the UIM/GSM card. Put the UIM/GSM card far from electricity and magnetism.
3. Please put the UIM/GSM card out of the reach of the children.

2.4 Headset
This phone has a headset. After you inserted the headset, you can use it to listen to MP3 and FM radio. When you have an incoming call, press and hold the button of the headset to answer/reject the call. Using the headset to conversation, please talk with the mic to the best of your abilities.
2.5 T-FLASH card
T-Flash card is an extension memory (abbr. TF card). You can store the multimedia files in the card.
Notices:

1. Avoid to insert/remove it during reading/writing, it will lose the data in card, even damage it.
2. The T-Flash card is damaged easily, please do not bend or injury it, and put it far away from electricity, dust or water.
3. T-Flash card has many brands currently on the market, compatibility varies greatly. Suggest using the card in the package or buy the regularity brands.

Basic Function

3.1 Power on/Power off
Press and hold End key to power on when it has enough electricity. If you open the Phone locked, please input the code (0000) when power on. The detail of Phone locked is in [Menu/Settings/Security/Phone Lock]. When the keypad was locked, please press Left Soft key then press “ ӿ ” to unlock it.
3.2 Making a Call
3.2.1 Input a Number
In the idle, press Number key to input the telephone numbers and then press Dial key to make a call, or press Left Soft key to display the sub menus: Save, Message, Hard pause, Time pause and IP call.
Save: save the edited number to the phone book.
Message: edit and send a message to the edited number.
Hard pause: hard pause the edited number
Time pause: set the pause time to the edit number..
3.2.2 Call a number from Recent Calls
In the idle, press Dial key to enter Recent calls interface. In the list interface, you can choose someone and press Dial key to dial it. The detail operation is in [Menu/Call logs].
3.2.3 Speed Dialing
In the idle, you can press and hold 1~9 to speed dialing numbers. If you do not set speed number before, the phone will prompt “Empty address”. The detail is in [Menu/Contacts/Speed Dial].
3.2.4 Tri-party Conversation
During the conversation, input the third number from the phone book, or input the numbers by the keypad directly. And then create the Tri-party Conversation, press Dial key to begin it after the third one answer the call.
Notes:
Before you use the tri-party conversation, please confirm that the local network support this function and the UIM card opened this function too.
3.3 Answer a Call
When you have an incoming call, your phone rings or vibrates depending on the parameters you choose. However, if the number has been stored in the phone book, the caller’s name will be displayed.
You can press Answer key to answer it, or you can answer it by other ways that you can set the answer mode in [Menu/Call Manager/Call settings/Answer Mode]; otherwise, you can press End key to reject it.

Main Menu

4.1 Contacts
Allow you to manage your phone book and keep records of your contacts in Phone, UIM Card and SIM Card.
4.1.1 Add New
You can store multiple contact details under a name: Group ID, Mobile Number, Office Number, Home Number, Other Number, set particular ring tone for incoming calls, E-mail address, Memo.

1. Enter a Name for the phone number.

2. Press[ Down ], select a desired group using [ Left ]/[ Right ] .

3. Press [ Down ], input Mobile /Office/Home /Other numbers as required.

4. To assign Speed Dials, select the phone number, then press [ Left Soft ] key < Options> – < Assign >. Using number key, input speed dial or select a desired speed dial with [ Navigation ] key and then press [ OK ].

5. After selecting ringing by pressing [ Down ] , press [ Left Soft ] key < Options> – < Set > select a desired ringing and press [ OK ].

6. After selecting E-mail by pressing [ Down ] , inputting e-mail address.
   There are some predefined domains, you may select them by [ Left Soft ] key < Options> – < WWW>.

7. After selecting Memo using [ Down ],input the memo.

8. Press [ OK ], then set default number you want.

4.1.2 Search

1. Select contact search area using [ Left ]/[ Right ], then press [ Down ].
   Search area (Phone, UIM Card, SIM Card, View All, Group).

2. You can search the contact as following:
   (1) Press [ Up ]/[ Down ] to scroll through your Contacts alphabetically.
   (2) Enter full or initial character of contact name.
   (3) Enter full or part number of contact phone number.

3. You can see and choose the others details of contact by selecting < View > in < Options > on Contact List screen.

4. You can send a text message to the selected contact number by selecting < Message > in < Options > on Contact View screen,

5. You can edit in contacts by selecting < Edit > in < Options > on Contact View screen.

4.1.3 Groups
Select your desired Group using [ Up ]/[ Down ], then press[ Left Soft ] key < Options >. you can Add, Set Ring Tone and Rename.

• Add : Add a contact in the group.
• Set Ring Tone : Selecting desired Group Ringing.
• Rename: Rename the selected group’s name.

4.1.4 Speed Dial
Speed Dial allows you to make a call faster by just pressing a corresponding number.
Select an unused Speed Dial, then press [ OK ] or select < Options > – < Assign > , assign the number you want.
You can also replace to change the number assigned to a particular location and delete Speed Dialing if you have assigned the number.
4.1.5 Copy
Allow you to find and copy contact from Phone to UIM or SIM and vice versa.

1. Select Copy type (Phone to UIM / UIM to Phone/ Phone to SIM / SIM to Phone) by [ Up ]/[ Down ] and press [ OK ]
2. Select contact using [ Up ]/[ Down ], then press [ OK ].
3. Press [ Left Soft ] key < Options> – - < Copy >.
4. Select < Yes >, then press [ OK ].

4.1.6 Move
Allow you to find and move contact from Phone to UIM or SIM and vice versa .
4.1.7 Delete
Allows you to find and delete contact saved in Phone or in UIM/SIM Card.

1. Select contact search area using [ Left ]/[ Right ], then press [ Down ] .
   Search area (Phone, UIM Card, SIM Card).

2. Select contact using [ Up ]/[ Down ], then press [ OK ].

3. Press [ Left Soft ] key < Options > – – < Delete >.

4. Select < Yes >, then press [ OK ].

4.1.8 Memory Info
Check the capacity of contacts you have stored in the UIM/SIM card or in the phone’s memory.
4.2 Messages
Text message and voice mailbox become available as soon as the power is on and phone connected to network. You can access the above types of messages pressing [ Right ] key on the idle screen. In addition, you can make a call to message sender by pressing Dial key during a message check.
Users may read and edit message, saved in the sent of Outbox during transmission and send it. However you should check whether your service provider provides the above features.
4.2.1 Inbox
Received text messages may be searched, and the contents may be viewed. Received messages are sorted in Phone or UIM/SIM Card.

1. Select Inbox or press [ 2 ] key directly.
2. Select message from Phone, UIM Card or SIM Card.
3. After selecting the desired message with [ Up ]/[ Down]; press[ OK ] key to view the message.

Press [ Left Soft ] key < Options > to select from Reply, Forward, To UIM/SIM Inbox , Call, Edit Before Call, Save Address and Delete.

• Reply: This function allows you to reply to this message.
• Forward: Forward a received message to others.
• To UIM / SIM Inbox: Move the selected message from the Inbox to UIM Inbox.
• Call: Make a call to sender.
• Edit Before Call: Edit the number before call it.
• Save Address: Save the number of Message’s Sender to Contacts.
• Delete: Delete the selected message.

4.2.2 Outbox
All your sent messages will store here if you select save option ‘On’ in Save Sent Message setting.

1. Select Outbox or press [ 3 ] key directly.
2. Select Sent box or Unsent box, Press [ OK ]
3. After selecting the desired message with [ Up ]/[ Down]; press [ OK ] to view the message.

4.2.3 Voice mail
Received text messages may be searched, and the contents may be viewed and said. Received messages are sorted in Phone or UIM/SIM Card.
4.2.4 Drafts
Message failed in transmission may be stored here.

1. Select Drafts or press [ 5 ] key directly.
2. After selecting the desired message with [ Up ]/[ Down ],press[ OK ] to view the message and entry to the process for Send Message.

4.2.5 Templates
There are 10 predefined phrases in the Templates. You may edit the templates and add new templates.

1. Select Templates or press [ 6] key directly.
2. After selecting the desired message with [ Up ]/[ Down],press [ OK ] to view the message and edit templates.

4.2.6 Recipient Group
Allow you to change Group Name. You may send a message by Group. Select your desired Group using [ Up ]/[ Down ], then press [ Left Soft ] key < Options >. In < Options >, you can view, sent, rename and clear group.

• View : View members in selected group.
• Send : Send message in the group.
• Rename : Allow you to change group name.
• Clear Group : Erase selected members from selected gr oup.

4.2.7 Delete Messages
You can delete all stored messages from different folder and make them empty.
The folders including Phone, Outbox, UIM Card, SIM Card, Drafts.
4.2.8 Msg Settings
You can customize your phone’s message facility according to your requirement by configuring various options.
CDMA Settings
Priority: When sending a message, you can select the default from Normal or Urgent or Emergency.
Delivery Ack: Allow you to select delivery acknowledgment No or Off with your messages.
Validity Period: Allow you to select the validity time with your messages.
Select from Default or Desire Time.
UIM Inbox Lock: Default lock code is 0000. Select NO or Off the UIM Inbox Lock.
GSM Settings
Message Center Settings: Select desired message settings.
Validity Period: Allow you to select the validity time with your messages.
Save Sent Message: With this feature on, messages are automatically saved in the Outbox after transmitted.
Auto Scroll Timer: When view the details of message, if message contents are more bigger than screen’s, the content display will be scrolled automatically with the scroll timer.
Auto Delete Inbox: With this feature on, the oldest message will be deleted automatically from the inbox when the number of message is up to the maximum limit.
Message Reminder: Set reminder for unread message from Once, Every 1 Min or Off. Phone will remind you as per setting.
SMS Reject: Send predefined message during call reject. You can edit message as required.
Save Location: Set the location where you want to save messages. Select from Phone or USIM Card.
4.2.9 Memory Info
Allow you to view the available memory in Phone, Outbox, UIM Card, SIM Card and Drafts.
4.3 Call Logs
Call history maintains all types of call details and allows you to set Call Settings (answer mode, call waiting, call forward etc), show call duration and also allows you to delete call history.
4.3.1 Dialed
Allow you to view list of all Dialed Calls.

1. Press [ Left Soft ] key < Options >, CDMA Call /GSM Call /View / Message / IP Call / Edit Before Call / Save / Delete appear on the screen.
2. You may make a call by pressing Dial key.

4.3.2 Received
Allow you to view list of all Dialed Calls.
4.3.3 Missed
Allow you to view list of all Dialed Calls.
4.3.4 Call Duration
Allow you to view the duration of selected calls.

1. Press [ Up/Down ] to highlight the list of calls.
2. Press [ Left Soft ] key < Reset > to clear call duration one by one.

4.3.5 Note In Call
view the call memo. Allows you to view of quick note (number only) which saved during the call. While a call is in process, press [ Left ] key to save a Call note.
4.3.6 Delete Call History
Allows you to erase call from different folder and make them empty.

1. Select the item (Received / Missed / Dialed) which is wanted to erase, then press [ Left Soft ] key < Select >.
2. Select < Yes >, then press [ OK ].

4.3.7 Call Setting
You can customize your phone’s call facility according to your requirement by configuring various options.
4.4 Settings
4.4.1 Profiles
Customize the phone’s profiles.
Vibrate only
Allow you to set the phone profile mode to vibrate mode.
Silent
Allow you to set the phone profile mode to Silent mode.
General
Allow you to set the phone profile mode to general mode.
Outdoor
Allow you to set the phone profile mode to outdoor mode.
Headset
When you insert the headset,the headset icon display on the standby screen.
4.4.2 Display Settings
Wallpaper: Allow you to choose the kind of background to be displayed on the screen.
Network display: Make the banner enable or disable.
Clock
Allow you to choose the mode of clock to be displayed on the standby screen.
Select the pattern of your choice by using [ Left ]/[ Right ] , then press [ OK ].
Time
Allow you to view the Time as 12 Hours Style or 24 Hours format.
Set Time
You can set the time when inserting the GSM card.
LCD Backlight
Screen and Keypad are lighted for a designated length of time, allowing you to use your mobile phone in the dark with convenience.
Select the time, then press [ OK ].
4.4.3 Phone Settings
Network Selection
You can set NO SIM or CDMA network when you insert SIM/UIM card
This device complies with part 15 of the FCC Rules. Operation is subject to the conditionthat this device does not cause harmful interference
Any changes or modifications not expressly approved by the party responsible forcompliance could void the user’s authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or televisionreception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of thefollowing measures:
— Reorient or relocate the receiving antenna.
— Increase the separation between the equipment and receiver.
— Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
— Consult the dealer or an experienced radio/TV technician for help.
Specific Absorption Rate (SAR) information:
This Your Phone meets the government’s requirements for exposure to radio waves. The guidelines are based on standards that were developed by independent scientific organizations through periodic and thorough evaluation of scientific studies. The standards include a substantial safety margin designed to assure the safety of all persons regardless of age or health.
FCC RF Exposure Information and Statement The SAR limit of USA (FCC) is 1.6 W/kg averaged over one gram of tissue. Device types: S21U (FCC ID: 2A593-S21U) has also been tested against this SAR limit. The highest SAR value reported under this standard during product certification for use at when properly worn on the body is 0.604 This device was tested for typical body-worn operations with the back of the Your Phone kept 0mm from the body.
Body-worn Operation
This device was tested for typical body-worn operations. To comply with RF exposure requirements, a minimum separation distance of 10mm must be maintained betweenthe user’s body and the handset, including the antenna. Third-party belt-clips, holsters, and similar accessories used by this device should not contain any metalliccomponents. Body-worn accessories that do not meet these requirements may not comply with RF exposure requirements and should be avoided. Use only the supplied or an approved antenna.

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