Appendix F: Battery, Warranty, and Service Information 201
Potential For Radio/Television Interference (for
U.S.A. Only)
The HP 12C Platinum generates and uses radio frequency energy and if not
installed and used properly, that is, in strict accordance with the manufacturer’s
instructions, may cause interference to radio and television reception. It has been
type tested and found to comply with the limits for a Class B computing device
in accordance with the specifications in Subpart J of Part 15 of FCC Rules,
which are designed to provide reasonable protection against such interference in
a residential installation. However, there is no guarantee that interference will
not occur in a particular installation. If your HP 12C Platinum does cause inter-
ference to radio or television reception, which can be determined by turning the
L.America Country : Telephone numbers
Argentina 0-810-555-5520
Brazil Sao Paulo 3747-7799;
ROTC 0-800-157751
Mexico Mx City 5258-9922;
ROTC 01-800-472-6684
Venezuela 0800-4746-8368
Chile 800-360999
Columbia 9-800-114726
Peru 0-800-10111
Central America &
Caribbean
1-800-711-2884
Guatemala 1-800-999-5105
Puerto Rico 1-877-232-0589
Costa Rica 0-800-011-0524
N.America Country : Telephone numbers
U.S. 1800-HP INVENT
Canada (905)206-4663 or 800-HP
INVENT
ROTC = Rest of the country