After your order is confirmed, we
thoroughly test each and every OLT machine to make sure it is operating as
intended. If the end user needs assistance, we can also offer detailed
documentation and remote technical support for device installation and
configuration. We offer a one-year warranty and guarantee that, since the goods
are delivered within seven or fifteen days, you can return them in full if
there are quality issues. Returned items must be in their original condition
and include all accessories.
Step no.01
Check completeness of OLT packing box

Step no.02
Check that the equipped cable, accessories,
chassis handle, uplink SFPs, and interior packing material are all present when
you open the OLT packing box.

Step no.03
Take out the OLT, check its overall
appearance if there any damaged or not.

Step no.04
verify the OLT model, production year,
license, etc.

Step no.05
Take out and check OLT main
control board(s), uplink board(s) and fan modules

Step no.06
Take out blank panel, check inner
condition of chassis and pin's conformity

Step no.07
Reinstall all of the boards on the OLT,
turn on the OLT's power, and inspect the running statues and indicator lights
on each board.

Step no.08
Login in OLT webpage, check boards'
running condition via command line(CLl), check software version of OLT
main control board(s) & boards files

Step no.09
Check running condition of ports/SFP
on/in uplink board(s). Use patch cords to do loop test of ports/SFPs
of uplink board(s)

Step no.10
Check all indicator lights working
condition after running 20-30 minutes of this OLT

Step no. 11
After ensuring every testing detail is in
standard conformity, warehouse colleagues pack up the products according to
customer's needs

Step no.12
Pack up all machines after full test ready to ship.