FRU Names Used in the SRN Table
This section provides a glossary of the FRU names used.
FRU Name in Table
Definition
Frame assembly
The frame of the 7133 and the backplanes and cables that it contains.
Disk drive module
A disk drive attached to a carrier that plugs into one of the backplanes of
the 7133.
External SSA cable
A cable that connects the 7133 to an SSA attachment or to another device
(for example, another 7133).
Power supply
assembly
An assembly that provides dc power to the 7133. The 7133 has two power
supply assemblies.
Fan assembly
An assembly that contains a dc cooling fan. The 7133 has three fan
assemblies.
Bypass card
One of the four cards at the back of a 7133. The cards are plugged into
the backplane assemblies. Each bypass card has two SSA connectors for
the external SSA cables, and a switch that automatically connects or
disconnects the disk drive module strings internally when external SSA
cables are connected or disconnected.
Controller card
The card that monitors and controls the various functions of the 7133.
SSA attachment
The means by which the 7133 is connected to the using system (for
example, an SSA adapter card). The SSA attachment is located in the
using system.
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7133 Models D40 and T40 Service Guide
Summary of Contents for 7133 D40
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