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007-4857-002 vii
2. Operation Procedures . . . . . . . . . . . . . . . . . . . . . . 47
Precautions . . . . . . . . . . . . . . . . . . . . . . . . . 47
ESD Precaution . . . . . . . . . . . . . . . . . . . . . . . 47
Safety Precautions . . . . . . . . . . . . . . . . . . . . . . 48
System Controller Network . . . . . . . . . . . . . . . . . . . . . 49
Console Connections . . . . . . . . . . . . . . . . . . . . . . 50
Connecting to the System Controller . . . . . . . . . . . . . . . . . . 50
Communicating with the System Controller . . . . . . . . . . . . . . . . 51
Powering the System On and Off . . . . . . . . . . . . . . . . . . . 51
Preparing to Power On . . . . . . . . . . . . . . . . . . . . . 52
Powering On and Off at the Console . . . . . . . . . . . . . . . . . 54
Powering On and Off from the L1. . . . . . . . . . . . . . . . . 54
Powering-On and Off From the L2 . . . . . . . . . . . . . . . . 56
Using Embedded Support Partner (ESP) . . . . . . . . . . . . . . . . . 56
Monitoring Your Server . . . . . . . . . . . . . . . . . . . . . . 57
2D Graphics Video Interface . . . . . . . . . . . . . . . . . . . . 58
Installing Optional Components. . . . . . . . . . . . . . . . . . . . 59
I/O Blade Overview . . . . . . . . . . . . . . . . . . . . . 60
Adding or Removing Disk Drives . . . . . . . . . . . . . . . . . . 61
Reconfigure the System Disk Drive(s) for RAID 1 . . . . . . . . . . . . . 61
3. System Overview . . . . . . . . . . . . . . . . . . . . . . . 67
System Models . . . . . . . . . . . . . . . . . . . . . . . . 68
System Architecture . . . . . . . . . . . . . . . . . . . . . . . 70
System Features . . . . . . . . . . . . . . . . . . . . . . . . 72
Modularity and Scalability . . . . . . . . . . . . . . . . . . . . 72
Distributed Shared Memory (DSM) . . . . . . . . . . . . . . . . . 72
Distributed Shared I/O . . . . . . . . . . . . . . . . . . . . . 73
ccNUMA Architecture . . . . . . . . . . . . . . . . . . . . . 73
Cache Coherency . . . . . . . . . . . . . . . . . . . . . 73
Non-uniform Memory Access (NUMA) . . . . . . . . . . . . . . . 74
Reliability, Availability, and Serviceability (RAS) . . . . . . . . . . . . . 74