Powering Off Manually - Silicon Graphics Origin 350 User Manual

Powering Off Manually

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5. To power down an L1 controller of a DC-powered NUMAlink or PCI expansion
module, set the power switch to the Off (
NUMAlink or PCI expansion module is located in the upper-left corner of the rear
of the module.
Note: The Origin 350 base and AC-powered NUMAlink modules do not have a
power switch. To power down their L1 controllers, unplug the modules from the
PDU.
To power off your system manually, follow these steps:
Caution: If you power off the system before you halt the operating system, you can lose
data.
1. Shut down the IRIX operating system by entering the following command:
# init 0
2. Press the power buttons or power switches on each of the modules that you want to
power off. You may power off the modules in any order:
• For the PCI expansion module or DC NUMAlink module, press the power
switch on the module's rear panel to the OFF (
module's L1 controller. Then, push on the On/Off switch with LED in the front
of the module to power off the rest of the module's internal components. The
green LED on the On/Off switch turns off when the module is powered off.
Note: The Origin 350 base and AC-powered NUMAlink modules do not have a
power switch. To power off their L1 controllers, unplug the modules from the
PDU.
• To power off the TP900 storage module, press the power button on its rear panel
to the OFF ( ) position.
O
• To power off the base compute module, the system expansion compute module,
and the MPX module, press the power button with the LED on the front panel
of each module (see Figure 1-32 on page 57).
Operating the Server System
) position. The power switch of the
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) position to turn off the
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