HP 316095-B21 - StorageWorks Edge Switch 2/24 Service Manual page 54

Diagnostics
10
Verify the switch is connected to facility power and is powered on.
1. Ensure the AC power cord associated with the power supply (PS0 or PS1) is
2. Ensure the associated facility circuit breaker is on. If not, ask the customer set
3. Ensure the AC power cord is not damaged. If damaged, replace the cord.
Continue to the next step.
11
Inspect the switch for indications of being powered on, such as:
Does the switch appear powered on?
YES
12
Does inspection of a power supply indicate a failure (amber LED is illuminated)?
NO
The switch appears operational. Exit MAP.
13
The switch AC power distribution system failed. Possible causes include failure
of:
Does inspection of both power supplies indicate a dual failure (amber LED
illuminated on each power supply)?
56
connected to the rear of the switch and a facility power receptacle. If not,
connect the cord as directed by the customer.
the circuit breaker on.
At the front bezel, an illuminated PWR or ERR indicator.
Illuminated LEDs adjacent to Fibre Channel ports.
Audio emanations and airflow from cooling fans.
NO
Go to step 13.
YES
A redundant power supply failed. Go to
Both power supplies.
The CTP card.
step 8.
Edge Switch 2/24 Service Manual