NPT-1020 Installation and Maintenance Manual
Maintenance
ECI Telecom Ltd. Proprietary
7-15
Before replacing any card, module, or optical transceiver:
1.
Check that the replacement component has not been physically damaged during shipment.
2.
Remove the replacement component from its antistatic protection packaging, and perform a visual
inspection to detect damage during shipment. Report any problems.
3.
Record the hardware and software versions as indicated on the component identification labels, and
make sure they are compatible with those of the component to be replaced.
After replacing a component:
0.
1.
Place it in its antistatic protection packaging and close it.
2.
Attach a report to the packaging explaining the reason for the replacement, and identify the network
site, physical location, platform, and time of replacement.
7.5.2
Replacing Tslot Cards
To replace a Tslot card in the NPT-1020 platform:
1.
Mark each cable connected to the Tslot card for identification purposes.
2.
Disconnect all cables connecting the Tslot card.
3.
Loosen and remove the two screws.
4.
Hold the handle on the Tslot card panel and pull the card to be replaced outward until it is released
from the backplane.
5.
Continue to hold the handles and gently pull the card out of the platform.
6.
Insert the rear end of the replacement card into the corresponding card guides.
7.
Push the replacement card in until the front panel of the card is flush with the front of the NPT-1020
platform. If resistance is felt before the connectors are flush, pull the card out and repeat the
procedure.
8.
Close the screws on the panel to fasten the card to the NPT-1020 platform.
9.
Reconnect all cables for the Tslot card according to the cable marks.