Service manual

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McDATA Sphereon 4400 Fabric Switch Installation and Service Manual
Maintenence Analysis Procedures
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Inspect and verify facility power is within specifications:
• One single-phase connection for each power supply.
• Input power between 100 and 240 VAC, at least 5 amps.
• Input frequency between 50 and 60 Hz.
Is facility power within specifications?
YES NO
↓ Ask the customer to correct the facility power problem. When
corrected, continue to the next step.
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One or both power supplies are disconnected from facility power,
improperly connected, or failed. Verify power supplies are connected
to facility power.
a. Ensure AC power cords are connected to the rear of the switch
and facility power receptacles. If not, connect power cords as
directed by the customer.
b. Ensure facility circuit breakers are on. If not, ask the customer to
set breakers on.
c. Ensure AC power cords are not damaged. If damaged, replace
the cords.
Was the maintenance action successful?
NO YES
↓ The product is operational. Exit MAP.
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Verify power supply operation.
a. Inspect each power supply to determine if the green LED is
extinguished.
b. If a green LED is extinguished, ensure the indicated power
supply is properly connected. Disconnect and reconnect the
power supply.