NEC NE3304-149, User Manual

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6-2. Unable to Connect the Network
Check the cable
□
Make sure the cable latch has locked
Check the latch of the cable.If it is not locked, Re-connect the cable.
If the latch is broken, replace the cable.
□
Make sure the cable has not bent
Check the cable routing.If the cable has bent tightly or has any damage, replace the cable.
□
Make sure the cable has compliance with the standards
Check whether it conforms to the cable specification which can connect this product.
If it is not so, Replace to a proper cable.
See also
“7. Appendix Network Cables”
□
Make sure a tip of the cable is not dusty or not broken.
Check a tip of the cable.If it has broken, replace the cable.
If it is dirty or any dust sticks, Remove the dust or clean a cable of the cable.
Check the SFP+ module (as optical interface)
□
Make sure the SFP+ module is NE3304-129
Check the SFP+ module.
If it is not used NE3304-129 SFP+ module (10G-SR), it cannot support.
□
Make sure the SFP+ module is inserted firmly.
Check the SFP+ module insertion.
A SFP+ module is inserted in a slot, without taking down a lever.
When connecting the module, insert the module until you hear a click sound.
□
Check the cable contact of the SFP+ module.
If it is any dust sticks, remove the dust or clean the cable contact.
Important

Please work after removing SFP+ from a slot..
Do not look directly into the laser
beam
The NE3304-129 SFP+ module (10G-SR) is classified as a Class 1 Laser Product.
A class 1 laser will not be harmful to the human body. However, do not look directly into
the LAN port during operation. Keep any vacant LC connector covered with a dust cover
when you do not use it or you transport it.
Ne pas regarder directement dans le faisceau
laser
Le NE3304-129 SFP+ module (10G-SR) est classé comme un produit de classe 1. Un laser de
classe 1 ne sera pas nuisible pour le corps humain. Cependant, ne regardez pas directement
dans le port LAN pendant l'opération. Gardez tout LC vacants connecteur recouvert d'une
housse de protection lorsque vous ne l'utilisez pas ou vous le transportez.
Check the link partner (switch, hub, etc.)
□
Check a setting or configuration on the ink partner.
Make sure the link partner setting is correct.
If the setting is mis-configured, correct the setting.
If the partner
’s port is disabled, enable it.
If the problem persists even after you checked the above items, something may be
wrong with this adapter.
Please contact to reseller, sales agents or service representative.