Sun Microsystems StorEdge A3000, Руководство пользователя

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4-4 Sun StorEdge A3500/A3500FC Controller Module Guide • August 1999
4.1.2 Checking the Controller LEDs
1. Remove the front panel from the controller module.
See Section 5.1.1 “Removing the Front Panel” on page 5-2.
2. Check the LEDs on both controllers (
FIGURE 4-2
).
See
TABLE 4-2
for LED status under normal operating conditions.
Note – During normal operation, you will see green LEDs glowing or blinking on
the controller module. The number and pattern of green status LEDs lit on the
controllers depends on how your system is configured. An active controller does not
have the same status LEDs lit as a passive controller. See
TABLE 4-3
for an
interpretation of the controller status LED activity.
3. Replace the front panel.
See the procedure Section 5.1.2 “Replacing the Front Panel” on page 5-3.
Fan Fault Amber Off If lit, controller fan requires troubleshooting.
See TABLE 4-8.
Controller Fault Amber Off If lit, one or both controllers require
troubleshooting. See TABLE 4-8.
Fast Write Green Blinking Fast Write operation in progress. (If not lit,
Fast Write activity is complete.)
TABLE 4-1
Front Panel LEDs Under Normal Operating Conditions
LED Type Color State Description