Brocade VDX 8770-8 Hardware Reference Manual - Manual (Page 78)

58 Brocade VDX 8770-8 Hardware Reference Manual
53-1002564-04
Determining the status of a fan
4
FIGURE 18 F an module
For absent or faulty indications, contact the Brocade VDX 8770-8 supplier to order replacement
parts. You may also want to do this if the indication is below minimum or above maximum.
Table 16 on page 59 describes the LED patterns for the fan.
1 Power LED 2 Fault LED
TABLE 15 Output for show environment fan command
Output Explanation
OK Fan is functioning correctly at the
displayed speed (RPM).
absent Fan is not present. Could also mean that
the fan is improperly seated.
below minimum Fan is present but rotating too slowly or
stopped.
above maximum Fan is rotating too quickly.
unknown Unknown fan unit installed.
faulty Fan has exceeded hardware tolerance
and has stopped. In this case, the last
known fan speed is displayed. Could also
mean that the fan is improperly seated.
1 2