Table of Contents
Operating the Core Switch 2/64
Table 12: Blower Assembly LED Patterns (Continued)
Location
of LED
Right LED
WWN Card LEDs
The WWN card and bezel are located at the top of the blower assembly side of the
chassis. The card and bezel provide a consolidated LED view of (see
page 115):
If a slot has a filler panel in place of a 16-port card, CP card, or power supply, the
LEDs for that slot on the WWN card and bezel do not light up.
114
Purpose
of LED
Fault
Incoming power to and status of the 16-Port Cards in slots 1-4 and 7-10;
Incoming power to and status of the CP Cards in slots 5 and 6;
Incoming power to the four power supplies.
WARNING:
Although the information stored in the WWN card is also stored
in the flash memory of the CP cards, the switch should not be rebooted while
the WWN card is uninstalled, as this can cause the switch to boot incorrectly.
Color of LED
Hardware
No light
Blower assembly
(LED is off)
does not have
incoming power.
Steady
Blower assembly
orange
has fully or partly
failed.
Slow-flashing
Blower assembly is
orange
not seated correctly
(on 2 second;
or is faulty.
off 2 second)
Fast-flashing
Environmental
orange
range exceeded.
(on 1/2
second;
off 1/2
second)
Core Switch 2/64 V4.1 Installation Guide
Status of
Recommended
Ensure blower
assembly has
incoming power.
Replace blower
assembly.
Pull unit out and
reseat. If LED
continues to flash,
replace unit.
Check for
out-of-bounds
environmental
condition.
Action
Figure 26
on
Table of Contents
