5486m890.fm Draft Document for Review October 18, 2004
238 IBM Eserver i5 and iSeries System Handbook
Model overview
This section takes a closer look at the minimum functional server, required
features, and optional features.
Minimum functional server
A minimum functional server consists of the base server unit and selected priced
features. The Model 890 supports hot plug and concurrent add of PCI cards, disk
units, and removable media devices. Included in the base server are the physical
package and power elements as follows:
System unit (CEC)
#9094 Base PCI I/O Enclosure or #8094 Optional 1.8 M I/O Rack
Line cord features
Two line cord features should be specified for the 890 CEC, with two
additional line cord features for the #9094. Three or four are needed for the
#8094.
Bulk Power Regulator (CCIN CQ02)
– Two required with 24-way processor feature
– Four required with 32-way processor feature
Bulk Power Controller (CCIN RGA1)
– Two required with all processor features
Bulk Power Distribution (CCIN RGA2)
– Two required with 24-way and 32-way processor features
Distributed Converter Assembly (CCIN DCA1)
– Two DCAs are “base”
– Two DCAs added with 24-way processor feature (total of four DCAs)
– Three DCAs added with 32-way processor features (total of five DCAs)
Capacitor Card (CCIN 274F): One is “base”
– One Capacitor Card is added with 24-way and 32-way processor features
(total of two)
CEC Backplane (CCIN 25C0)
Clock card (CCIN 25C2)
Pass-through card (CCIN 272D)
– One installed with 24-way processor to fill empty multichip modules (MCM)
slot
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