Troubleshooting The Supervisor Modules - Cisco Nexus 7000 Series Hardware Installation And Reference Manual

Chapter 8 Troubleshooting
S e n d d o c u m e n t c o m m e n t s t o n e x u s 7 k - d o c f e e d b a c k @ c i s c o . c o m
Hazardous voltage or energy may be present on DC power terminals. Always replace cover when
Warning
terminals are not in service. Be sure uninsulated conductors are not accessible when cover is in
place. Statement 1075
d.
e.
f.
g.
If the Output LED is not lit, verify that the power switch on the power supply unit is turned to ON. If
Step 5
not, turn it to ON and see if the LED turns on.
If the Output LED is not lit, verify that the power supply unit is properly seated in the power supply bay
Step 6
by performing the following steps:
a.
b.
Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Statement 1003
c.
d.
e.
f.
g.
h.
Step 7 If the Output LED is still not on, verify that the power supply unit is functional by replacing it with
another power supply (see the
page
on the replacement power supply unit, contact TAC (see the
page
If you cannot determine the problem with the power supply or determine which power supply unit has
the problem, contact TAC.

Troubleshooting the Supervisor Modules

The following conditions indicate a problem with one or more supervisor modules:
•
•
•
OL-23069-06
Turn on the newly connected DC power source at the circuit breaker.
Turn the power switch on the power supply unit to ON.
Check the Input LEDs to see if they are on yet.
If the Input LEDs are not on, call TAC.
Turn the power switch on the power supply unit to STBY.
Turn off the DC circuit by manually shutting it down at the circuit breaker.
Loosen the four captive screws on the power supply unit so that they are no longer in contact with
the chassis.
Pull the power supply unit part way out of the chassis and then push it back into the power supply
bay. Make sure that the captive screws on the power supply unit align with their holes in the chassis.
Tighten the four captive screws to 8 in-lb (0.90 N·m).
Turn on the DC power source at the circuit breaker.
Turn the power switch to ON.
Verify that the Output LED turns on.
9-8) and plugging its power cords into the same DC source. If the Input and Output LEDs turn green
8-8) to replace the defective power supply unit.
The SUP LED on the chassis is amber.
The STATUS LED on a supervisor module is amber, red, or not lit.
The CMP STATUS LED on a supervisor module is amber or red.
"Replacing a DC Power Supply Unit During Operations" section on
Cisco Nexus 7000 Series Hardware Installation and Reference Guide
Troubleshooting the Supervisor Modules
"Contacting Customer Service" section on
8-5