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SPARC Enterprise M8000/M9000 Servers Service Manual • October 2012
2.3.4
Switch
The operator panel has the mode switch, which sets the operation mode, and the POWER
switch, which is used to power on and off the system.
TABLE 2-3
Switches (Operator Panel)
Switch
Name
Description of Function
Mode
This key switch is used to set an operation mode for the server.
Insert the special key that is under the customer’s control, to switch
between modes.
Locked
Normal operation mode
• The system can be powered on with the POWER switch, but it
cannot be powered off with the POWER switch.
• The key can be pulled out at this key position.
Service
Mode for maintenance
• The system can be powered on and off with the POWER switch.
• The key cannot be pulled out at this key position.
• Maintenance is performed in Service mode while the server is
stopped.
POWER
This switch is used to control the server power.
Power-on and power-off are controlled by pressing this switch in
different patterns, as described below.
Holding down for a
short time
(less than 4 seconds)
Regardless of the mode switch state, the server (all domains) is
powered on.
At this time, processing for waiting for facility (air conditioners)
power-on and warm-up completion is skipped.
*
* In normal operation, the server is powered on only when the computer room environmental conditions satisfy the specified values. Then, the server
remains in the reset state until the operating system is booted.
Holding down for a
long time in Service
mode
(4 seconds or longer)
• If power to the server is on (at least one domain is operating),
shutdown processing is executed for all domains before power-off
processing.
• If the system is being powered on, the power-on processing is
cancelled, and the system is powered off.
• If the system is being powered off, the operation of the POWER
switch is ignored, and the power-off processing is continued.
Summary of Contents for SPARC Enterprise M8000
Page 4: ......
Page 15: ...Contents xv Index Index 1 ...
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Page 22: ......
Page 27: ...Chapter 1 Safety and Tools 1 5 M9000 Server Front View ...
Page 29: ...Chapter 1 Safety and Tools 1 7 Power Supply Unit PSU ...
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Page 205: ...Chapter 7 I O Unit IOU Replacement 7 13 FIGURE 7 8 Removing the IOU Front of M9000 1 1 2 3 ...
Page 227: ...Chapter 8 FAN Unit Replacement 8 11 FIGURE 8 9 Removing the FAN Unit Rear of M8000 1 2 ...
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Page 409: ...Chapter 20 Backplane Replacement 20 29 FIGURE 20 16 Removing the FANBP Rear of the M8000 ...
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Page 439: ...Chapter 23 Switch Backplane Replacement 23 7 FIGURE 23 4 Removing the SWBP Rear of the M8000 ...
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