4K HDMI/Audio Fiber Optical Extender
PTN Electronics Limited 11 www.PTN-electronics.com
7. After-sales Service
If there appear some problems when running the device, please check and deal with the
problems reference to this user manual. Any transport costs are borne by the users
during the warranty.
1) Product Limited Warranty:
PTN warrants that its products will be free from defects
in materials and workmanship for
three years,
which starts from the first day you
buy this product (The purchase invoice shall prevail).
Proof of purchase in the form of a bill of sale or receipted invoice which is evidence
that the unit is within the Warranty period must be presented to obtain warranty
service.
2) What the warranty does not cover:
Warranty expiration.
Factory applied serial number has been altered or removed from the product.
Damage, deterioration or malfunction caused by:
Normal wear and tear
Use of supplies or parts not meeting our specifications
No certificate or invoice as the proof of warranty.
The product model showed on the warranty card does not match with the
model of the product for repairing or had been altered.
Damage caused by force majeure.
Servicing not authorized by PTN.
Other causes which does not relate to a product defect
Delivery, installation or labor charges for installation or setup of the product
3) Technical Support:
Email to our after-sales department or make a call, please
inform us the following information about your cases.
Product version and name.
Detailed failure situations.
The formation of the cases.
Remarks
: For any questions or problems, please try to get help from your local
distributor, or email PTN at: