HP 49g Graphing Calculator - Manual (Page 15)

However, there is no guarantee that interference will not occur in a
particular installation. In the unlikely event that there is interference to
radio or television reception (which can be determined by turning the
calculator off and on), the user is encouraged to try to coiTect the
interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Relocate the calculator, with respect to the receiver.
Connections to Peripheral Devices
To maintain compliance with FCC Rules and Regulations, use only the
cable accessories provided.
Canada
This Class В digital apparatus complies with Canadian EMC Class В
requirements.
Cet appareil numérique de la classe B est comforine à la classe B des
normes canadiennes de compatibilité électromagnétiques (CEM).
Japan
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End“user terms and conditions
Use of the CAS Software requires from the user an appropriate
mathematical Imowledge. There is no warranty for the CAS Software, to
the exteirt permitted by applicable law. Except when otherwise stated in
writing the copyright holder provides the CAS Software “As Is” without
wanranty of any kind, either expressed or implied, including, but not
limited to, the implied warranties of merchantability and fitness for a
particular purpose. The entire risk as to the quality and performance of
the CAS Software is with you. Should the CAS Software prove defective,
you assume the cost of all necessary servicing, repair or correction.
Preface