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B.7 Backplanes


B.7 Backplanes
The backplane of the SPARC M10-4/M10-4S is a unit with connectors for connecting replaceable units in the chassis. The PSU backplane unit of SPARC M10-4/M10-4S mounts the memory that stores the identification information and the user setting information.

The backplane of the SPARC M10-4/M10-4S is shown below.
  1. PSU backplane (A in the figure)
Figure B-1  Location of backplane of SPARC M10-4/M10-4S
Figure B-1  Location of backplane of SPARC M10-4/M10-4S
The PSU backplane is installed on the PSU backplane unit. The PSU backplane alone cannot be replaced. Replace it together with the PSU backplane unit.
Table B-7 lists the specifications of the PSU backplane unit.
Table B-7  Specifications of PSU backplane unit (SPARC M10-4/M10-4S)
Item Description
Number of PSU backplane units  1
Location  Inside of chassis
Type of maintenance See "Table 7-2  List of available maintenance types by FRU."
Maintenance category Replacement