Stepper Motor Driver AD1231 YA7159-1/3
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1. Product Warranty
1-1. In the case of purchase from a supplier other than NPM
Regarding the product warranty in the case of purchase from a supplier other than NPM, please contact to
the supplier
1-2. Warranty period
The warranty period is one year from the date of the delivery to an assigned place.
1-3. Warranty scope
If defects are found in the product during the warranty period under normal use following this document,
NPM will repair the product without charge. However, the following cases are not covered by the
warranty and free repair does not apply to the product even during the warranty period.
- The products are modified or repaired by anyone other than NPM or an authorized person by NPM.
- The defect results from falling of the product after delivery or mishandling in transit.
- -Wearing of components, natural deterioration or fatigue (motor axle bearing, gear, grease, cables,
etc.)
- The defect results from any use other than original use.
- The product has been subjected to natural disaster or force majeure such as fire, earthquake,
lightning strike, wind and flood, salt, and electrical surges.
- The defects or damage results from the cause other than the fault of NPM.
Note 1) Only if the product with defects is carried to the specific place to repair, NPM will repair the
product. NPM will not provide on-site repair.
Note 2) The warranty period of the repaired product is not extended beyond the warranty period of the
product before the failure. It is the same as the warranty product of the product before the repair.
Note 3) This warranty covers the product. It does not cover the detriments caused by the product's
defects, etc.
Note 4) A replacement may be provided instead of a repair at the direction of NPM.
1-4.
This documents aims to describe the detail of the function of the product and it does not warrant fitness for
a particular purpose of the customers.
The examples of application and circuit diagram in this manual are described for your reference. Please
confirm the feature and the safety of device or equipment before use.
1-5.
Please do not use this product for the following use in principle.
If you use the product for the following use, please contact our sales department.
- Any equipment that may require high reliability or safety, such as nuclear facility, electricity or gas
supply system, transportation facilities, vehicle, various safety system, medical equipment, etc.
- Any equipment that may directly affect human survival or property
- Usage under conditions or circumstances that are not specified in the brochure, manual, etc.
1-6.
When this product is used in any equipment where faults or malfunctions may directly affect human
survival or property, please secure high reliability and security with redundancy design, etc.
