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It seems that you have to update the software of HTC HD2 Smartphone. HTC provides Rom Upgrade in which it completely replaces the built - in software in the phone. Rom upgrade in the HTC HD2 Smartphone extends its features, imroves its performance which makes it easy to use.
Download the Rom Upgrade from the link provided below :
Rom upgradation completely erase the personal data and the customized settingsor any installed programs in the HTC HD2 Smartphone. Before Rom upgradation pleas backup all your data.
Please visit the below links to backup your data before upgradation :
http://www.htc.com/www/howto.aspx?p_id=297&id=191
http://www.htc.com/www/howto.aspx?p_id=297&id=187
During ROM upgrade, make sure that your phone battery is at least 50% charged. Automatic standby and hibernation are disabled in computer, and close all running programs. Do not disconnect your HTC HD2 Smartphone from your computer while the phone software is being updated. If
you disconnect the HTC HD2 Smartphonee during the software update, it may become
unusable.
1. Please remove the battery, sim chip, and power adapter 2. Wait 3 minutes, ensure the phone HAS COOLED OFF, then install the SIM CHIP, BATTERY, THEN POWER 3. DO NOT power up phone yet 4. Set the phone to charge for a least 15 minutes 5. Try to turn on your phone, if your still having problems, please return so I can continue helping you.
Hi ,
your phone need a software upgrade take it to a service center and upgrade the software if not working the mother board may be defective. only an authorised service center can help you.
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