HTC Hero Trackball Replacement

Remove the back of the phone by pushing firmly with your thumbs up towards the camera.

Remove both the battery and the SD card (Press SD card in to release)

Locate and remove the four Torx screws highlighted in the photo, with the phone laying face down on your work space.

Carefully pry the inside back cover from the device using an appropriate size plastic opening tool or small flathead screwdriver.

Insert the flat end between the back and front enclosure, working your way around the rim.

Gently depress and release the small plastic tabs around the rim in the front enclosure, highlighted here.

Carefully separate the front and back enclosures once all of the clips have been disengaged.

Remove the two screws near the bottom of the motherboard with a Phillips head screwdriver.

Gently pull off the ribbons holding the sides of the motherboard to the front enclosure.

Remove the motherboard from within the front enclosure.

Tilt the inside of the front enclosure towards your cupped palm to remove the trackball and it's enclosure will fall out.

Position the phone off of the edge of the table and insert the replacement part by inserting the bevel then the trackball into the hole.