Sep 14

Today, Sony Ericsson C905 delivered from UK, i was bid it in the end of August. But it was currently locked to T-Mobile UK.
I found an easy way to unlock A200 phones (Sony C905 included) from gsmhosting forum

Here is list of supported devices :

  • C510, C702, C901, C902, C903, C905
  • G905, G705
  • K630, K660, K850, K858
  • T700, TM506
  • V640
  • W595, W705, W715, W760, W890, W902, W908, W910, W980
  • Z750, Z770, Z780

If your phone is listed, so you can unlock it.
Here is tutorial how-to unlock C905:

- Download Aerix
- Run Aerix.
- Register here and put your login info (username & password) in Aerix setting.
- Choose your phone type (top left corner) then click Unlock
- Make sure your phone turned off
- Hold 2 and 5 buttons in your phone, and connect the phone via USB while holding 2 and 5
- If Aerix say Successful, now your phone should be able to use any sim card.

This is my aerix log

Action journal
02:43:53 Instructions
02:43:53 Please connect the phone via USB while holding 2-5…
02:43:53 . The action name is ‘Unlock’
02:43:53 . The action started waiting for the user
02:44:14 . The action finished waiting for the user
02:44:14 Connecting via Generic EMP USB Flash Device (USB2) (ver. 2.2.0.5)
02:44:15 Connecting to the baseband…
02:44:15 Entering service mode…
02:44:15 Detected chipset: DB3210 P1A/P1B
02:44:15 Boot-ed via: ROM
02:44:16 Sending loader…
02:44:18 IMEI: 35760*********
02:44:18 OTP CID: 52
02:44:18 Product type: Retail
02:44:18 Color: Red
02:44:20 Sending loader…
02:44:23 Server communication…
02:44:34 Phone restarts…
02:44:40 Sending loader…
02:44:44 Sending loader…
02:44:46 Writing flash…
02:44:48 Changing phone color (to red)…
02:44:48 The phone is being turned off…
02:44:51 s Successful.
02:44:51 . The action reported success

It just took few seconds to unlock my C905.
If you get error about “connection to server” in aerix log, try to change server address in aerix’s setting from server:lock.polphone.com, port:9299 to server:221.195.40.209, port:9299

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written by Ryan Isra \\ tags: a200, download, eBay, shopping, Software, sony ericsson, t-mobile, unlock


2 Responses to “Easy way to Unlock Sony Ericsson C905 (A2 Phones)”

  1. 1. imei Says:

    It works.

    1-Simply download it.
    2-Turn phone off.
    3-Connect your phone via usb.
    4-Press 2 5 POWER BUTTON (Keep pressing it, don`t release your hand)
    5-Select your phone from phone list (my one was c905) (You should see that your phone is dedected)
    6-Click UNLOCK
    7-Wait for at least 1 minutes to complete.

    It will show you SUCCESSFUL. then release your hands. remove battery. put back the battery then turn it on.

    Worked with me.

  2. 2. Ryan Isra Says:

    Then, what’s the different with my post (beside the instructions order) ? big grin
    Thanks for reporting anyway happy

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