edge switch 2/24 service manual
2–31
Diagnostics
13
Does inspection of a power supply indicate a failure (the amber LED is illuminated)?
NO
YES
↓
A redundant power supply failed. Go to
step 7
.
The switch appears operational. Exit MAP.
14
The switch AC power distribution system failed. Possible causes include failure of:
•
Both power supplies.
•
CTP failure.
Does inspection of both power supplies indicate a dual failure one or more amber
LEDs illuminated on each power supply?
YES
NO
↓
One or both power supplies appear operational, but a power distribution
failure through the CTP is indicated.
Go to
step 18
.
15
Ensure both power supplies are correctly installed and seated in the switch. If
required, partially remove and reseat the power supplies.
Was a corrective action performed?
YES
NO
↓
Go to
step 17
.
16
Verify operation of both power supplies.
a. Inspect the power supplies and ensure all amber LEDs are extinguished.
b. At the Hardware View, observe the graphics representing the power supplies
and ensure failure symbols (blinking red and yellow diamonds) do not appear.
Is a dual power supply failure still indicated?
YES
NO
↓
The switch appears operational. Exit MAP.
