Check if your phone type included in A2 phones

A2 v1/DB3150
C702, C902, G502 , K630, K660, K850, T700, V640, W595, W760, W890, W902, W910, W980, Z750, Z770, Z780.

A2 v2/DB3210
C510 ,C901, C903, C905, G705 W705, W715.

Why should i do this?
- If you want to debrand your phone (to get rid the operator logo from your phone)
- If your current operator or your current region don’t have the newest firmware update.

This tutorial required fast and stable internet connection when updating the firmware. If you have slow Internet connection, or you want to do it offline (in your home without Internet), you can read and follow tutorial from SE-NSE Forum: Flashing A2 phones with A2Uploader

Download these tools:

• Download Ultimate CDA Generator Extreme
• Download USBFlash Driver (download this driver, if ONLY, you’re flashing your phone for the first time.
• Download A2Uploader

Instructions:

In your phone:
- Make sure the battery is not empty (at least 50% or more)
- Turn off your phone
- Pull and Re-insert your battery (without turning on the phone)

In your computer:
- Open Ultimate CDA Generator Extreme.rar and run Ultimate CDA Generator Extreme.exe
- Select your Sony Ericsson phone type from drop-down list.
- Select your desired region (also see available language for that region)
You should choose GENERIC if you want to debrand your phone and remove all operator logo from the phone.

- Click CDA File tab

- Click Save…

- Let the file name Customize_upgrade.xml (DO NOT CHANGE)
Remember the path where you save this file.

- Now, you can close Ultimate CDA Generator Extreme.exe

Note: the_laser (A2Uploader’s creator) uses themidia encryption to prevent people stealing the sources and loaders of his A2uploader and most Antivirus software recognize it as a virus/trojan horse. So, this software is completely safe and no need to worry about it.

- Open A2Uploader_V.3.rar and run A2Uploader_V.3.exe
- Click FileSystem tool
- In your phone, hold 2 and 5 button OR C button. While holding the button, connect your phone to computer.
- On the right side, you can see the list of phone’s content.

- Go to /tpa/preset/custom/ directory and put your Customize_upgrade.xml file into this directory by drag-and-drop the file into A2Uploader application window.
- Make sure that Customize_upgrade.xml has been copied into /tpa/preset/custom/ directory on your phone.

- Click Shutdown FS Manager, then Quit a2 tool.
- Turn on your phone, Turn off again, pull and re-insert the battery.
- Now run Sony Ericsson Update Service (SEUS) and it should detect new firmware update.
- After you updated the firmware, all operator-related logo should be disappear from your phone.

Related Posts

1. Region and Language code for A2 Phones
2. Easy way to Unlock Sony Ericsson C905 (A2 Phones)
3. How to Upgrade iPhone to 3.0 Firmware

If you face this problem, for unknown reason you can’t find “Safely remove hardware” icon, you can try this trick.

Click Start – Run and type:

RunDll32.exe shell32.dll,Control_RunDLL hotplug.dll

Then click Ok

“Safely Remove Hardware” window will show up, and you can stop the device you wanted to remove from your computer.

If you think this problem appear many times and you need to make this process simpler, you can create Shortcut Icon in Desktop.
Right click on Desktop – New – Shortcut and Create shortcut window will show up.
In Type the location of the item, put this code

RunDll32.exe shell32.dll,Control_RunDLL hotplug.dll

and click Next.

Then, change the name for this shortcut to anyname you want, but to remember it easily, you can name it Safely Remove Hardware, then click Finish.

Now, if you face the same problem, and you need to remove your device, simply double click Safely Remove Hardware on Desktop.

Related Posts

1. Get Facebook Chat Emoticons Bar in Your Browser
2. Tips: If your iPhone stuck “waiting for reboot” using redsn0w
3. How to Upgrade iPhone to 3.0 Firmware

- If you’re using Windows Vista or Windows 7, don’t forget to use compability mode.
- Run jailbreak in another computer with OS Windows XP Service Pack 2.
- Use iTunes 8.2 if you’re using older iTunes.
- Use redsn0w 0.8 instead redsn0w 0.7
- Plug into another USB Port in your computer.
- Plug then unPlug your USB Port in computer.
- Connect the iPhone to a computer USB directly (without USB hub).
- Use the same file both redsn0w and iTunes. If you use iPhone1,2_3.0_7A341_Restore.ipsw in iTunes, use iPhone1,2_3.0_7A341_Restore.ipsw for redsn0w too.

Related Posts

1. How to Upgrade iPhone to 3.0 Firmware
2. How to Jailbreak iPhone with 3.0 Firmware Using RedSn0w (Windows)
3. How-to: Install Premium Apps for Jailbroken iPhone