Rest factory settings - HTC Hero Smartphone

Restore to factory settings
To restore the phone back to factory conditions, select Menu > Settings > Rest. factory sett. and from the following options:
Restore settings only -0 to reset all preference settings without deleting any personal data
Restore all - to reset all preference settings and delete all personal data, such as contacts, messages, media files and activation keys

Check out this link:

http://www.macyourself.com/2009/08/03/how-to-reset-your-mac-os-x-password-without-an-installer-disc/

Straight from the manual:
Restore factory settings To restore the phone back to factory conditions, select Menu > Settings > Rest. factory sett. and from the following options: 1. Restore settings only - to reset all preference settings without deleting any personal data 2. Restore all - to reset all preference settings and delete all personal data, such as contacts, messages, media files, and activation key
Best of luck!

Select Menu > Settings > Rest. factory sett. (or Reset device or Restore factory sett. or Rest. fact. sett.).

The route should have a rest button. normally on the back. Press and hold it,power up the router, and hold the rest button for five seconds after power up. The router should now rest to factory defult settings. factory password should in the manual that came with the router.

there will be an options in your bios on start up you will get a screen with your manufacturers logo and usually at the bottom of this screen it will tell you what key to press to get into your bios or you can remove the left hand side of your case and then remove the battery for a minute on your motherboard then put it back in and your motherboard will be reset to its original settings

try to remove card and check if problem still u can go to setting +general + factory default to rest if not working it need software

removeall connection formprinter.
then rest your printer to factory defaults.
but just give it power code.
press rest button or set manu to factory defaults.