Brocade Communications Systems VDX 8770-4, Hardware Installation Manual, Page: 97 / 141

TABLE 12 Switch fabric module LED descriptions (continued)
LED purpose Color Status Recommended action
show slots output) and may result
in line card and standby
management module faults.
Steady green SFM is on. No action required.
Status No light (LED is off) SFM is healthy or is not powered
on. Verify that the power LED is on.
Steady amber SFM is faulty. Ensure that the SFM is firmly
seated and check the status by
entering the show slot command. If
the LED remains amber, consult
the Brocade supplier.
Slow flashing amber (on 2 seconds,
then off 2 seconds) SFM is not seated correctly of is
faulty. Pull the SFM out and reseat it. If the
LED remains amber, replace the
module.
Fast flashing amber (on 1/2 second,
then off 1/2 second) Environmental range exceeded. Check for the out-of-bounds
environmental condition and
correct it.
Determining the status of a power supply
Complete the following steps to determine the status of a power supply.
1. Locate the alarm LED labeled ALM on the power supply.
2. Observe and interpret the LED pattern.
3. Verify the power supply status
Locating the alarm LED on the power supply
Use the following illustration to locate the alarm LED labeled ALM on the power supply.
FIGURE 51 Power supply
1. AC power input LED (AC OK)
2. DC power output LED (DC OK)
3. Alarm LED (ALM)
4.
System Monitoring
Brocade VDX 8770-4 Hardware Installation Guide
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