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NPT-1020 Installation and Maintenance Manual
Installing Equipment
ECI Telecom Ltd. Proprietary
4-30
To install a Tslot module in the NPT-1020 shelf:
The Tslot module can be installed in the Tslot of the NPT-1020 shelf as per the site installation plan.
Figure
4-29: Installing Tslot modules in the NPT-1020
1.
Loosen the two screws on the Tslot cover panel and remove it.
2.
Check that the Tslot module has not been physically damaged during shipment, and that the antistatic
protection bag of the original packaging is sealed.
3.
Remove the Tslot module from its antistatic protection packaging and perform a visual inspection to
detect damage during shipping. Report any problems.
4.
Hold the Tslot module handle and insert the rear end of the module into the module guides.
5.
Push the module in until the front of the module is flush with the front of the NPT-1020 shelf. If
resistance is felt, pull the module out and repeat the procedure.
6.
Secure the module in place by fastening its two captive screws.
N
OTE
: Tslot modules do not support hot insertion. Make sure the NPT-1020 is powered off
before installing any Tslot module.
4.7.6
Installing SFP Modules
All NPT-1020 shelves and SMD1B/SMS4 modules are shipped without SFP modules installed. Proper SFP
modules must be installed in the field according to the field installation plan.
ECI supplies field-replaceable SFP transceivers in all optical interfaces and electrical STM-1 interfaces. Hot
swapping is allowed, provided you observe all the safety precautions described in Before You Start during
the replacement.
N
OTE
: Only SFP modules supplied by ECI can be used in the NPT-1020. Otherwise, the laser in
SFP module will always shut down.