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A: Technical Specifications
Power Supply Module
The SGI TP900 storage system requires one 350-W power supply module, which is
mounted in the rear of the system. Power supply voltage operating ranges are nominally
115 V or 230 V and are selected automatically.
Optionally, a second power supply module can be added to the TP900 system to provide
redundant power. In this redundant configuration, the power supply modules operate
together; if one power supply module fails, the other module supplies power until the
faulty unit is replaced.
The power supply module contains two LEDs that are located on the front panel of the
power supply. The green LED indicates power output. The amber LED indicates a power
supply failure.
Input/Output (I/O) Module
The I/O module contains two VHDCI connectors and a switch to set the SCSI ID range.
The SGI TP900 storage module supports one I/O module for a 1 x 8 configuration and
two I/O modules for a 2 x 4 configuration. The 1 x 8 configuration creates a SCSI bus
structure with 1 string of 8 drives. The 2 x 4 configuration creates a SCSI bus structure
with 2 strings of 4 drives.
Note:
When only one I/O module is present in the system, the other I/O module
location contains a loopback module that has no external connectors.
Summary of Contents for Origin 300
Page 1: ...SGI Origin 300 System with NUMAlink Module User s Guide 007 4498 002 ...
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Page 39: ...Base System Components 007 4498 002 13 Figure 1 10 L2 Controller ...
Page 49: ...Optional System Components 007 4498 002 23 Figure 1 17 SGI TP9400 Storage System ...
Page 54: ...28 007 4498 002 1 Introduction Figure 1 18 Tape Drive Libraries L20 L40 L80 L180 L700 ...
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