Section 2: Components
32 Product Description
Note: A multi-cabinet system can use different power supplies (0891000 and 0892011),
however, if a cabinet has more than 128 -48V ports, the AC/DC power supply and DC/
DC Converter is required.
If both AC/DC power supplies and DC/DC Converters are installed, then a maximum of
384 ports (greater than 128 ports in each cabinet) are supported by -48V output.
● DC/DC Converter (IP1WW-PSDDU-A1) for the Aspire XL System
Cabinet - P/N 0892012
A maximum of two DC/DC Converters are installed per system -
one in each system cabinet.
A DC/DC Converter replaces the two power supplies (P/N 0891000)
used in the system cabinet of the Aspire M/L system.
If an Aspire M/L system is upgraded to an Aspire XL, the existing
power supplies will no longer be required as they are replaced by the
DC/DC Converter.
Note: A multi-cabinet system can use different power supplies (0891000 and 0892011),
however, if a cabinet has more than 128 -48V ports, the AC/DC power supply and DC/
DC Converter is required.
If both AC/DC power supplies and DC/DC Converters are installed, then a maximum of
384 ports (greater than 128 ports in each cabinet) are supported by -48V output.
● Cable for Power (connects the AC/DC Unit and DC/DC
Unit) - P/N 0892013
This cable allows for a power connection from one AC/DC
Power Supply in the bottom cabinet to one DC/DC Con-
verter in the system cabinet.
Note: The power cord for the system cabinet (located on
the back of the cabinet) is no longer required with this
cable connection.
● Cable for Signal (connects the AC/DC Unit and DC/DC
Unit) - P/N 0892010
This cable allows for a signal connection from one AC/DC
Power Supply in the bottom cabinet to one DC/DC Con-
verter in the system cabinet.
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