Table of Contents
About This Document
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13
Intended Audience
................................................................................................................................
13
Document Organization
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13
Typographic Conventions
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13
Related Information
..............................................................................................................................
14
Publishing History
................................................................................................................................
14
HP contact information
.........................................................................................................................
15
Documentation feedback
......................................................................................................................
15
1 Overview
.......................................................................................................................
17
Server History and Specifications
.........................................................................................................
17
Server Components
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18
Power Subsystem
..................................................................................................................................
19
AC Power
.........................................................................................................................................
20
DC Power
.........................................................................................................................................
20
Power Sequencing
............................................................................................................................
21
Enabling 48 Volts
.............................................................................................................................
21
Cooling System
.....................................................................................................................................
21
Utilities Subsystem
................................................................................................................................
22
Platform Management
.....................................................................................................................
22
UGUY
..............................................................................................................................................
23
CLU Functionality
...........................................................................................................................
23
PM3 Functionality
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23
System Clocks
..................................................................................................................................
24
Management Processor
....................................................................................................................
24
Compact Flash
.................................................................................................................................
25
HUCB
...............................................................................................................................................
25
Backplane
..............................................................................................................................................
26
Crossbar Chip
..................................................................................................................................
26
Switch Fabrics
..................................................................................................................................
27
Backplane Monitor and Control
......................................................................................................
27
I2C Bus Distribution
........................................................................................................................
27
Clock Subsystem
..............................................................................................................................
27
System Clock Distribution
.........................................................................................................
27
Hot-Swap Oscillator
...................................................................................................................
28
sx2000 RCS Module
....................................................................................................................
28
Cabinet ID
........................................................................................................................................
29
Cell ID
..............................................................................................................................................
29
Backplane Power Requirements and Power Distribution
...............................................................
29
CPUs and Memories
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30
Cell Controller
.................................................................................................................................
31
Processor Interface
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31
Processors
........................................................................................................................................
32
Cell Memory System
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32
Memory Controller
....................................................................................................................
33
DIMM Architecture
....................................................................................................................
33
Memory Interconnect
.................................................................................................................
33
Mixing Different Sized DIMMs
..................................................................................................
34
Memory Interleaving
.................................................................................................................
34
Memory Bank Attribute Table
..............................................................................................
34
Table of Contents
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