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b. At the Hardware View, observe the graphics representing the
power supplies and ensure a failure symbol (blinking red and
yellow diamond) does not appear.
Is a failure indicated?
YES
NO
↓
The switch appears operational.
17
Inspect the switch for indications the power supplies are operational,
but the switch is not receiving DC power. Indications include:
•
Green LEDs illuminated on one or both power supplies.
•
PWR and ERR LEDS extinguished at the switch front panel.
•
All green and amber port LEDs extinguished.
Does the switch appear powered off while the power supplies appear
operational (one or both power supply LEDs illuminated)?
NO
YES
↓
Go to
step
19.
18
Both power supplies failed and must be removed and replaced
power supply
on page 356). Perform the data collection procedure
after FRU removal and replacement.
Did replacement of both power supplies solve the problem?
NO
YES
↓
The switch appears operational.
Contact the next level of support.
19
One or both power supplies appear operational, but the CTP card is
not receiving DC power. An in-card circuit breaker may have tripped
due to a power surge or the CTP card failed.
Reset the switch
(Reset the switch
Did a switch reset solve the problem?
NO
YES
↓
The switch appears operational.
on page -332).
Chapter 3: Diagnostics
(RRP:
209
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