Step Symptom Possible Cause Actions / Verifications
1. Push the Shutdown switch about 4
seconds to power off the suspected
management module.
2. Remove the suspected management
module.
3. Inspect the connector for damage.
4. Install it into the original bay again if
it did not have damaged connector.
Verification 2
1. If the Power LED of the suspected
management module starts blink in
green, the repair is completed.
2. If the suspected management module
has damaged connector, then go to
step 5.
3. If the Power LED remains off, go to
the following Action 3.
Action 3
1. Push the Shutdown switch about 4
seconds to power off the suspected
management module.
2. Remove the suspected management
module and replace it with the spare
one.
Verification 3
1. If the Power LED starts blink in
green, replacing is completed.
2. If the Power LED remains off, go to
step 5.
2 • The Power LED
does not stop
blink in green
for more than
10 minutes.
or
• The
HEARTBEAT
LED is off or is
solid green (not
blink).
Management
module fault
Action 1
1. Push the Shutdown switch about 4
seconds to power off the suspected
management module.
2. Wait for one minute.
3. Push the Shutdown switch, and then
power it up.
Verification 1
1. If the Power LED is solid green after
blink in green, then the repair is
completed.
2. If the Power LED is not solid green,
then the following Action 2.
Action 2
1. Remove the suspected management
module and replace it the spare one.
Verification 2
1. If the Power LED starts blink in
green, replacing is completed.
11-6
Troubleshooting
Hitachi Compute Blade 500 Series System Service Manual
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