Sun Disk Shelf
The Sun Disk Shelf is a 4U chassis that supports 24 3.5" SAS-2 drives. The SSDs
provide accelerated write operations, and the high-capacity HDDs provide reliable
storage. This disk shelf features dual, redundant SAS Interface Module (SIM) boards, and
dual power supply with fan modules.
Figure 91 Sun Disk Shelf Drive Locations (Front View)
Read cache devices cannot be installed in the Sun Disk Shelf.
Figure 92 Sun Disk Shelf Status Indicators (Front View)
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1 Locate button and
indicator
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2 System fault indicator
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3 System power indicator
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4 Disk ready to be removed
indicator
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5 Disk fault indicator
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6 Disk activity
indicator
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7 Over temperature warning
indicator
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8 SIM board fault
indicator
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9 Power supply fault
indicator
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Figure 93 Sun Disk Shelf Rear Panel
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1 Power supply modules with
built-in fans. Power supply 0 is on the left and power supply 1 is
on the right.
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2 Removable SAS Interface
Module (SIM) Boards. SIM 0 is on the left, and SIM 1 is on the
right.
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Figure 94 Sun Disk Shelf SIM Board Indicators
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1 AC power indicator
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2 DC power indicator
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3 Fan fault indicator
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4 Power supply fault
indicator
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5 Universal power
connector
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6 Power switch
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7 Port fault indicator
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8 Port OK indicator
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9 SIM board OK indicator
(green)/SIM board fault indicator (amber)
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10 SIM locator indicator
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Figure 95 Sun Disk Shelf Power Supply and Fan Module Indicators
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1 Cooling fan status
indicator
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2 AC power status
indicator
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3 DC power status
indicator
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4 Power supply status
indicator
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5 Power on/off switch
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6 Power cord tie wrap
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7 Universal power input
connector
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8 Right ejection arm and
captive screw latch
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