HP (Hewlett-Packard) 20B Calculator User Manual


 
Contents
5
Statistics Example.......................................................................................................63
11 Errors
Error Messages and Calculator Status.............................................................................65
12 Warranty, Regulatory, and Contact Information
Replacing the Batteries.....................................................................................................67
HP Limited Hardware Warranty and Customer Care........................................................67
Customer Care .................................................................................................................68
Product Regulatory & Environment Information ...............................................................71
Index