HP 1650B Programming Reference Manual page 3

Product
Warranty
Limitation of Warranty
This Hewlett-Packard product has a warranty against defects in material
and workmanship for a period of one year from date of shipment. During
warranty period, Hewlett-Packard Company will, at its option, either
repair or replace products that prove to be defective.
For warranty service or repair, this product must be returned to a service
facility designated by Hewlett-Packard. However, warranty service for
products installed by Hewlett-Packard and certain other products
designated by Hewlett-Packard will be performed at the Buyer's facility at
no charge within the Hewlett-Packard service travel area. Outside
Hewlett-Packard service travel areas, warranty service will be performed
at the Buyer's facility only upon Hewlett-Packard's prior agreement and
the Buyer shall pay Hewlett-Packards round trip travel expenses.
For products returned to Hewlett-Packard for warranty service, the Buyer
shall prepay shipping charges to Hewlett-Packard and Hewlett-Packard
shall pay shipping charges to return the product to the Buyer. However,
the Buyer shall pay all shipping charges, duties, and taxes for products
returned to Hewlett-Packard from another country.
Hewlett-Packard warrants that its software and firmware designated by
Hewlett-Packard for use with an instrument will execute its programming
instructions when properly installed on that instrument. Hewlett-Packard
does not warrant that the operation of the instrument software, or
firmware will be uninterrupted or error free.
The foregoing warranty shall not apply to defects resulting from improper
or inadequate maintenance by the Buyer, Buyer-supplied software or
interfacing, unauthorized modification or misuse, operation outside of the
environmental specifications for the product, or improper site preparation
or maintenance.
NO OTHER WARRANTY IS EXPRESSED OR IMPLIED.
HEWLETT-PACKARD SPECIFICALLY DISCLAIMS THE
IMPLIED WARRANTIES OR MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE.