you can enter the unlock code in HUAWEI X5 model phone using the unlocking instructions....You can get the unlocking instructions from the site Superunlockcodes.com
and unlock it step by step....
Huawei Ideos X5 Unlocking InstructionsWarning :
Do not enter any wrong unlock codes on your Huawei Ideos X5 mobile
phones. If you enter over a certain amount of wrong unlock codes on your
Huawei Ideos X5 mobile phone, your phone may get hard locked and
sometimes become unusable.HUAWEI IDEOS X5 unlocking Instructions
1.Switch on your Huawei Phone using another networks SIM card.
2.Your phone should ask for an unlock code(NCK Code).
3. Enter the unlock code we sent you.