Brocade DCX 8510-4 Backbone Hardware Reference Manual - Manual (Page 56)

Determining the status of a core switch blade (CR16-4)
Complete the following steps to determine the status of a core switch blade (CR16-4).
1. Check the LED indicators on the core switch blade. The LED patterns may temporarily change
during POST and other diagnostic tests. For information about how to interpret the LED patterns,
refer to the following table.
2. Check the core switch blade status by entering slotShow and haShow.
FIGURE 15 Core switch blade (CR16-4)
1. Power LED
2. Status LED
3. QSFP port map and trunking diagram
4. QSFP connectors
The following table describes the core switch blade LED patterns and the recommended actions for
those patterns.
CR blade LED descriptions TABLE 6
LED purpose Color Status Recommended action
Power Steady green CR16-4 blade is on. No action required.
No light (LED is
off) CR16-4 blade is not on. Ensure that the blade is firmly
seated and has power.
Status No light (LED is
off) CR16-4 blade is either healthy
or does not have power. Verify that the power LED is on.
Steady amber CR16-4 blade is faulty or the
switch is still booting. Ensure that the blade is firmly
seated and the switch has
completed booting. If the LED
remains amber, consult the Brocade
DCX 8510-4 supplier.
Slow-flashing
amber (on 2
seconds, then off
2 seconds) CR16-4 blade is not seated
correctly or is faulty. Pull the blade out and reseat it. If
the LED continues to flash, replace
the blade.
Fast-flashing
amber (on 1/2
second, then off
1/2 second) Environmental range
exceeded. Check for out-of-bounds
environmental condition and correct
it.
Determining the status of a core switch blade (CR16-4)
56 Brocade DCX 8510-4 Backbone Hardware Reference Manual
53-1002177-07