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Samsung SCH-U820 Support Question

Samsung SCH-U820 Support Question

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Question posted by hannahmae2011 on November 14th, 2011

Locked Cell Phone

I just got a new samsung cell phone and it is locked. I do not know the password nor do I know the previous owners cell phone number. how can i unlock it?

Current Answers

Answer #1: Posted by rupee1986 on December 1st, 2011 11:38 AM
This answer was accepted by the poster of the original question.
rupee1986

Member since:
December 1st, 2011

Points: 1,090
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To unlock your phone change MEID, ESN you can use a program named “DFS tool”. This tool supports your and also a lot of CDMA handsets. It can help you with editing your MEID number without large knowledge’s in CDMA technologies. It is professional tool with easy interface! Just try it! www.cdmatool.com

Answer #2: Posted by techie12330 on November 15th, 2011 1:00 AM
techie12330

Member since:
November 8th, 2011

Points: 286,200
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Take a look at this owner's manual it will show you how to unlock your cell phone:

http://www.manualowl.com/m/Samsung/SCH-U820/Manual/136614

Related Samsung SCH-U820 Manual Pages

User Manual (user Manual) (ver.f7) (English) - Page 14

... the display in any key to allow dialing with the Dialer. Locking and Unlocking Your phone offers two lock functions: locking the display, or locking the phone. Unlocking the display 1. Because this setting, see see "Unlock Screen" on your telephone number. 2. Locking and unlocking the display By default, the display locks when the backlight goes off. Note: You can prevent...
User Manual (user Manual) (ver.f7) (English) - Page 15

... turned off, so you'll want to set up your new password and record a greeting. Touch and hold . - Enter your phone number from a CD or purchased with V CAST Music with Rhapsody) on...Follow the automated instructions to set up your phone. Pull the microSD card cover out and turn it locks into the slot until it to messages and manage your phone, and other files, on a memory card...
User Manual (user Manual) (ver.f7) (English) - Page 40

... prevent eavesdropping. While the call to sort the calls by date, with the contact name or phone number, date, and time. Calls display by Length or Name. Options Options: Touch these options: • New TXT Message: Create a new text message. • Recent Calls: Display the Recent Calls logs. • Bluetooth Menu: Display the Bluetooth...
User Manual (user Manual) (ver.f7) (English) - Page 42

...; Help: Provides a helpful tutorial on using Voice Commands speech recognition on your phone. • Call : Dial a call by saying a Name in your Contacts List, a Name and a Location (home, work, mobile) or the phone number. • Send : Send a text, picture, or video message to a number or to someone in your Contacts List. • Go To : Open...
User Manual (user Manual) (ver.f7) (English) - Page 44

... the contact. Touch the Image and assign a picture to take a new picture with the Camera. 3. Touch the pull-down list to save each field. 4. From a Home screen, touch Contacts ➔ New Contact . 2. From a Home screen, touch Contacts. 2. Add New Contact. 3. Enter the phone number using the touch keypad or QWERTY keyboard, then touch Save ➔...
User Manual (user Manual) (ver.f7) (English) - Page 45

... - Recent 2. Touch a field to save the number: Mobile 1, Mobile 2, Home, Business, or Fax. 5. or - Touch Save ➔ Update Existing. 41 Adding a new Contact from Recent Calls 1. Editing a Contact 1.... Existing. 3. Enter the phone number, then touch Save ➔ 2. Find a call from the Dialer You can add a new number to a contact by entering the number into the Dialer, then ...
User Manual (user Manual) (ver.f7) (English) - Page 46

... phone number in the telephone number. • 3. A "p" appears in a contact entry, enter the phone number ... Touch an existing contact, then touch a field to save the number: Mobile 1, Mobile 2, Home, Business, or Fax. 5. A "w" appears in ...contact in landscape mode 1. Enter part or all of a password or account number. When you . From a Home screen, touch Contacts. 2. For more information, ...
User Manual (user Manual) (ver.f7) (English) - Page 56

... Types of Messages Your phone can contain specific types of pre-loaded attachments such as sounds, graphics and name cards. From a Home screen, touch Message ➔ New Message ➔ TXT ...Touch to enter a recipient's phone number, contact name, or Email address manually. Your phone also supports Enhanced Text Messages, which can be sent to another mobile phone, or to send and receive...
User Manual (user Manual) (ver.f7) (English) - Page 57

...pictures, and sound, and can be sent to other mobile phones, to add it in the Drafts folder. •... Tip: Sliding the QWERTY keyboard open immediately after taking a picture opens a New Picture Message screen. 2. Note: Picture messaging is an Email address). •...callback number. • Cancel Message: Cancel the message, with the option to save it to enter a recipient's phone number, ...
User Manual (user Manual) (ver.f7) (English) - Page 59

... Messaging (MMS). Touch Camcorder to enter a recipient's phone number, contact name, or Email address manually. From a Home screen, touch Message ➔ New Message ➔ Video Message. 2. Enter recipients: &#...Messages Video Messages combine text, videos, and sound, which can be sent to another mobile phones, to Email addresses, your finger across the text to highlight and touch Copy. ...
User Manual (user Manual) (ver.f7) (English) - Page 60

...Sending Voice Messages Send voice messages to another mobile phone or to insert. 7. Touch Save to save..., and compose your recording. 3. Note: While recording, the number to the right is available, paste copied text into the field... a blog. • Touch the Recipient field to enter a recipient's phone number, contact name, or Email address manually. While adding a video, touch Options...
User Manual (user Manual) (ver.f7) (English) - Page 65

...looking for these options: • Send: Send the message. • Lock/Unlock: Lock the message to prevent deletion, or unlock to allow deletion. • Add to Contacts: Add address(es) ...access Visual Voice Mail, you touch and hold 1. • Call Voicemail #: Enter the Voicemail phone number to access Visual Voice Mail. • Visual Voicemail: Touch Visual Voicemail or call Voicemail # when...
User Manual (user Manual) (ver.f7) (English) - Page 68

... Erase quick text phrases. • Voicemail Setting: Select voicemail defaults: - Choose On to download new multimedia messages. • Quick Text: Quick Text are replaced when the phone's memory is *86. • Callback #: Select On to add a callback number to your phone number. • Signature: Choose On to add a signature to all sent messages, Off to...
User Manual (user Manual) (ver.f7) (English) - Page 81

.... • TXT Message: Create a new text message. • Contacts: Open Contacts to find a contact. • Notepad: Launch Notepad to the network at all Security settings requires the lock lode. Current Country Select your phone does not display the lock code. Touch the country name. Security Lock your phone number. By default, the Lock Code is not highlighted, touch...
User Manual (user Manual) (ver.f7) (English) - Page 82

.... Touch to save your phone as a dial-up modem. 4. Phone Lock Setting Set the default locking behavior of your preference. 1. Touch Phone Lock Setting to the menu. Edit Codes Set a new lock code of your phone. 1. Enter the lock code when prompted. The default code is the last four digits of your telephone number. 2. The default lock code is the last four...
User Manual (user Manual) (ver.f7) (English) - Page 83

... displays. To unlock, touch Unlock and enter the lock code at the prompt. Touch Lock Phone Now. From a Home screen, touch Menu ➔ Settings & Tools ➔ Phone Settings ➔ Security. The default lock code is the last four digits of your telephone number. 2. The default lock code is the last four digits of your phone. 1. • Unlocked: The phone is unlocked by default...
User Manual (user Manual) (ver.f7) (English) - Page 137

... Administration: http://www.fda.gov/Radiation-EmittingProducts/ RadiationEmittingProductsandProcedures/ HomeBusinessandEntertainment/CellPhones/default.htm Road Safety Your wireless phone gives you are not moving , dial only a few numbers, check the road and your wireless phone with know your first responsibility. Be able to communicate by voice, almost anywhere, anytime. Let the person you...
User Manual (user Manual) (ver.f7) (English) - Page 146

...be disabled during a call Customer Care for service. Battery Precautions • Avoid dropping the cell phone. talk and standby time are network dependent and may apply. If it to rain or ...is damaged in any charger or battery that the Hearing Aid Compatibility rating for your phone is maintained, secondary transmitters such as Bluetooth and WLAN components must be available at ...
User Manual (user Manual) (ver.f7) (English) - Page 147

... phone or battery wet. terminals of battery and charger used. A phone with Samsung-approved chargers. When the operation time (talk time and standby time) is not in use incompatible cell phone ... connection between the + and - Even though they will dry and appear to buy a new battery. • If left unused, a fully charged battery will gradually wear out. Accidental...
User Manual (user Manual) (ver.f7) (English) - Page 159

Locking and Unlocking display 10 phone 10 M Making a Call using Contacts 34 using Dialer 33 using QWERTY keyboard 34 Media Center Browse & Download 90 V CAST Videos 107 Memory Card 11 formatting 12 installing 11 removing 12 Messages chat 63 Email 62 erase options 64 mobile IM 62 picture 53 Quick Reply 58 settings 64 text...

Samsung Knowledge Base Results

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  • General Support
    ...Lock Code, using the keypad (Last 4 digits of cell phone number) Select Erase All Entries (5) Press the left soft key for each of All Contacts To add a contact follow the steps below: While in standby mode, press the left soft key for Menu Select Contacts (2) Select Add New... Contact (2) Enter contact information, using the keypad and navigation keys, into the following choices: Name Mobile ...
  • General Support
    ...Locked Sounds cannot be deleted Clear WAP Cache To clear the WAP browser cache follow the steps below: Select Media Center (1) Select Mobile ... Phone Settings (6) Select Security (6) Enter the lock code, default password is the last 4 digits of cell phone number, unless it has been changed Select Restore Phone ...My SCH-U430 Phone? Press *228 and SEND after the power cycle to the factory ...
  • General Support
    ... From My Generic CDMA SCH-R810 (Finesse) Phone? Games may apply. Delete... below: Press Phone Settings (6) Enter the lock code, default password is the last 4 digits of cell phone number, then press OK Press Reset Phone (4) Press Yes...Locked images cannot be deleted Please consult with your service provider for all unlocked Ringtones or Sounds can be downloaded through Brew downloads, via Mobile...

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