HP iPAQ Glisten-AT&T - Manual (Page 18)

Insert the battery
Once you have inserted the SIM card, insert the battery.
1. With the HP logo facing out, push the top of the battery in first.
2. Push the bottom of the battery into the phone.
Replace battery cover
Slide the battery cover to lock it in place.
6 Chapter 3 Set up your HP iPAQ Glisten