When installing or replacing the unit, the ground connection must always be made first and
disconnected last. Statement 1046
Warning
This equipment shall be connected to AC mains provided with a surge protective device (SPD) at
the service equipment complying with NFPA 70, the National Electrical Code (NEC). Statement 7012
Warning
The NCS 2002 relies on the protective devices in the building installation to protect against short circuit,
overcurrent and ground faults. Ensure that the protective devices are properly rated and comply with
national and local codes.
Caution
Not more than 7 feet (2 m) of the power supply cable should be exposed between the equipment and the
fiber storage tray.
Note
When terminating the frame ground, do not use soldering lug connectors, screwless (push-in) connectors,
quick connect connectors, or other friction-fit connectors.
Caution
If the system loses power or if both TNC, TNCE, TSC, or TSCE cards are reset, you must reset the NCS
2002 clock. After powering down, the date defaults to January 1, 1970, 00:04:15. To reset the clock, see
NTP-G24 Set Up Name, Date, Time, and Contact Information .
Note
Cisco NCS 2000 Series Hardware Installation Guide
81
Connecting Power and Ground
DLP-L49 Connecting Office Power (AC) to the NCS 2002 Shelf
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