HP HP-20S - Regulatory Information

B Ship the calculator in adequate protective packaging to prevent
damage. Such damage is not covered by the warranty, so we rec-
ommend that you insure the shipment.
B Pay the shipping charges for delivery to the Calculator Service
Center, whether or not the calculator is under warranty.
Warranty on Service
Service is warranted against defects in materials and workmanship for
90 days from the date of service.
Service Agreements
In the U.S., a support agreement is available for repair and service.
Refer to the form in the front of the manual. For additional informa-
tion, contact the Calculator Service Center (see the inside of the back
cover).
Regulatory Information
U.S.A. The HP-20S generates and uses radio frequency energy and
may interfere with radio and television reception. The calculator com-
plies with the limits for a Class B computing device as specified in
Subpart ] of Part 15 of FCC Rules, which provide reasonable protec-
tion against such interference in a residential installation. In the
unlikely event that there is interference to radio or television reception
(which can be determined by turning the HP-20S off and on or by
removing the batteries), try:
B Reorienting the receiving antenna.
B Relocating the calculator with respect to the receiver.
120 Assistance, Batteries, Memory, and Service