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1-22 SPARC Enterprise M4000/M5000 Servers Overview Guide • December 2010
During startup, the front panel LED status indicators are individually toggled on and
off to verify that each component is working correctly. After startup, the front panel
LED status indicators operate as described in
TABLE 1-9.
LED status indicators are located on some of the FRUs. For information about LED
status indicator locations, refer to the SPARC Enterprise M4000/M5000 Servers Service
Manual.
TABLE 1-9 Operator Panel LEDs and Switches
Icon Name Color Description
POWER LED Green Indicates the server power status.
• On: Server has power.
• Off: Server is without power.
• Blinking: The power-off sequence is in progress.
XSCF STANDBY LED Green Indicates the readiness of the XSCF.
• On: XSCF unit is functioning normally.
• Off: XSCF unit is stopped.
• Blinking: Under system initialization after server power-on,
or under system power-on process.
CHECK LED Amber Indicates that server detected a fault.
• On: Error detected that disables the startup.
• Off: Normal, or the server is power-off (power failure).
• Blinking: Indicates the position of fault.
Power switch Button to direct server power on/power off.
Mode switch
(key switch)
The Locked setting:
• Normal key position. Power on is available with the Power
switch, but power off is not.
• Disables the Power switch to prevent unauthorized users
from powering the server on or off.
• The Locked position is the recommended setting for normal
day-to-day operations.
The Service setting:
• Service should be provided at this position.
• Power on and off is available with Power switch.
• The key cannot be pulled out at this position.
XSCF