Chapter 3. Getting Started; Identifying The Parts; Controller Module Cabinets; Removable Components - IBM F10 Service Manual

Chapter 3. Getting Started

Identifying the Parts

This section provides brief descriptions and reference pages for the controller
module's primary components.

Controller Module Cabinets

The Controller Module is a rackmount unit (Figure 25):
Figure 25. Rackmount Cabinet

Removable Components

The controller module contains several removable, portable canisters, called field
replaceable units ( FRUs , pronounced "frews"), that you can access from either the
front or back of the unit. These FRUs include: a battery, controllers, power supplies,
and cooling fans. The controller module has a removable front cover.
Front View
The front of the controller module has the following primary components (Figure 26
on page 70):
v Front cover – a removable panel with holes for viewing the status lights and for
v Controller FRUs – two removable units that contain array controllers. See
v Battery FRU – one removable unit that contains batteries and battery charger
v Controller fan FRU – one removable unit that contains two cooling fans. See
© Copyright IBM Corp. 1999
boosting air circulation. See "Gaining Access to the Controls" on page 72.
"Controller Description" on page 89.
circuitry. See "Battery Description" on page 112.
"Controller Fan Description" on page 103.
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