5 troubleshooting, If the enclosure does not initialize, Diagnostic steps – HP StoreAll Storage User Manual

Page 23: Is the front panel fault led amber, 23 diagnostic steps

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5 Troubleshooting

If the enclosure does not initialize

If the enclosure does not initialize, check the seven-segment display for error codes. At power on, the
enclosure goes through a series of Power On Self Tests (POST). As each test runs, a code is displayed
on the seven-segment display, indicating the current test being run. See

Seven-segment display LEDs

.

IMPORTANT:

After a power failure or shutdown, the system automatically returns to last powered state (On or Off)
when A/C power is restored.

1.

Ensure that the Power On/Standby button was pressed firmly and held for approximately three
seconds.

2.

Verify that the Power button/LED on the UID module is green.

3.

Verify that the power source is working:

a.

Verify that the power supplies are working by viewing the power supply LEDs on the rear
panel. Remove and reinstall if necessary to verify that they are seated properly.

b.

Remove and inspect the AC power cords from both power supplies and reconnect them.

Diagnostic steps

Is the front panel fault LED amber?

Possible solutions

Possible reasons

Answer

No action required

System functioning properly.

No (green)

Check seven-segment display
for POST and error messages.
See

Seven-segment display

LEDs

.

Check rear panel fault LEDs to
isolate failed component. See

Chapter 4

.

Possible error condition exists.

Yes

X9720 Network Storage System Controller User Guide

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