9-3
9. Maintenance and
Warranty
TNU
Described in this section are the details of the warranty applicable to the product you purchased.
2-1
Free warranty period
The warranty period shall be 12 months from the product delivery date or 18 months from the date
of shipping (based on the manufacture date), whichever is earlier.
If the free warranty period has been expired at the time of receiving notice of any defect, repair
works will be charged.
2-2
Usage conditions (Range)
The normal usage conditions (range) specified in our catalogs and/or instruction manuals shall ap-
ply.
2-3
Warranty scope
2-3-1
Failure diagnosis
Please inform our Customer Support (
⇨
refer to back cover) of the trouble description, content, and
model and serial number indicated on the product label. Then we will perform the initial diagnosis of
the product failure.
When we recognize that the failure occurred within the free warranty period set forth above and the
responsibility of the cause rests on us, the warranty is applied without charge. Otherwise any repair
or replacement will be charged.
The final judgment of the warranty qualification is determined when we check the product in our
site.
2-3-2
Consumables and spare parts
It is recommended to prepare spare parts for cables, network unit TNU and branch unit TJU and
other peripherals.
2.
Product warranty
www.thk.ru
тел. +7(499) 703-39-86
